100 Most Common Medications | PTCB Free Practice Test

This page comprehensively summarizes the 100 most frequently prescribed medications, featuring their brand names, uses, medication categories, DEA schedules, common side effects, contraindications, and interactions.

This information is crucial for pharmacy technicians and anyone preparing for the Pharmacy Technician Certification Exam (PTCE).

To enhance your understanding of these medications and prepare for the Pharmacy Technician Certification Exam (PTCE), you might find the following resources on our website helpful:

PTCB 200 Drugs Flashcards: For a comprehensive review of the top 200 drugs, check out our PTCB 200 Drugs Flashcards. These flashcards are an excellent tool for memorizing key drug information.
Top 200 Drugs Practice Test: Test your knowledge with our Top 200 Drugs Practice Test. This practice test will help you identify areas where you need further study.
PTCB 100 Drugs Practice Test: Focus on the most commonly prescribed medications with our PTCB 100 Drugs Practice Test. This test reinforces your learning and ensures you’re prepared for the exam.

1. Acetaminophen and Codeine

Brand Name: Tylenol with Codeine
Indication: Pain Treatment
Medication Class: Analgesic
DEA Schedule: III
Common Side Effects: Nausea, vomiting, constipation, dizziness, drowsiness
Contraindications: Hypersensitivity to acetaminophen or codeine, respiratory depression, asthma
Interactions: Other CNS depressants, MAO inhibitors, alcohol

2. Albuterol Aerosol

Brand Name: Proair Proventil
Indication: Asthma
Medication Class: Beta2-agonist
DEA Schedule: VI
Common Side Effects: Nervousness, tremor, headache, palpitations, throat irritation
Contraindications: Hypersensitivity to albuterol
Interactions: Beta-blockers, diuretics, digoxin, MAO inhibitors

3. Albuterol HFA

Brand Name: Accuneb: Proventil Nebulizer Soln
Indication: Asthma; Chronic Bronchitis
Medication Class: Bronchodilator
DEA Schedule: VI
Common Side Effects: Nervousness, tremor, headache, palpitations, throat irritation
Contraindications: Hypersensitivity to albuterol
Interactions: Beta-blockers, diuretics, digoxin, MAO inhibitors

4. Alendronate

Brand Name: Fosamax
Indication: Osteoporosis
Medication Class: Bisphosphonate
DEA Schedule: VI
Common Side Effects: Abdominal pain, acid regurgitation, nausea, musculoskeletal pain
Contraindications: Esophageal abnormalities, inability to stand or sit upright for 30 minutes, hypocalcemia
Interactions: Calcium supplements, antacids, NSAIDs

5. Allopurinol

Brand Name: Zyloprim
Indication: Gout
Medication Class: Xanthine Oxidase Inhibitor
DEA Schedule: VI
Common Side Effects: Rash, nausea, diarrhea, elevated liver enzymes
Contraindications: Hypersensitivity to allopurinol
Interactions: Azathioprine, mercaptopurine, theophylline, warfarin

6. Alprazolam

Brand Name: Xanax
Indication: Anxiety
Medication Class: Benzodiazepine
DEA Schedule: IV
Common Side Effects: Drowsiness, dizziness, dry mouth, constipation
Contraindications: Hypersensitivity to benzodiazepines, narrow-angle glaucoma, concurrent use with ketoconazole or itraconazole
Interactions: Other CNS depressants, alcohol, cimetidine, fluoxetine

7. Amitriptyline

Brand Name: Elavil
Indication: Depression
Medication Class: Tricyclic Antidepressant
DEA Schedule: VI
Common Side Effects: Drowsiness, dry mouth, blurred vision, weight gain, constipation
Contraindications: Recent myocardial infarction, concurrent use with MAO inhibitors
Interactions: MAO inhibitors, other CNS depressants, anticholinergic agents, alcohol

8. Amoxicillin and Clavulanate K+

Brand Name: Augmentin
Indication: Antibiotic
Medication Class: Penicillin
DEA Schedule: VI
Common Side Effects: Diarrhea, nausea, rash, vomiting, allergic reactions
Contraindications: Hypersensitivity to penicillins, history of cholestatic jaundice or hepatic dysfunction associated with Augmentin
Interactions: Probenecid, allopurinol, oral anticoagulants, other antibiotics

9. Amoxicillin

Brand Name: Amoxil, Trimox
Indication: Antibiotic
Medication Class: Penicillin
DEA Schedule: IV
Common Side Effects: Diarrhea, nausea, rash, vomiting, allergic reactions
Contraindications: Hypersensitivity to penicillins
Interactions: Probenecid, allopurinol, oral anticoagulants, other antibiotics

10. Amphetamine and Dextroamphetamine XR

Brand Name: Adderall XR
Indication: ADHD
Medication Class: Stimulant
DEA Schedule: II
Common Side Effects: Insomnia, dry mouth, loss of appetite, weight loss, increased heart rate
Contraindications: Advanced arteriosclerosis, symptomatic cardiovascular disease, moderate to severe hypertension, hyperthyroidism, glaucoma, agitated states, history of drug abuse
Interactions: MAO inhibitors, antihypertensives, other CNS stimulants, antacids

11. Atenolol

Brand Name: Tenormin
Indication: High Blood Pressure; Chest Pain
Medication Class: Beta-Blocker
DEA Schedule: VI
Common Side Effects: Dizziness, fatigue, bradycardia, hypotension, depression
Contraindications: Sinus bradycardia, heart block greater than first degree, cardiogenic shock, overt cardiac failure
Interactions: Other antihypertensives, digoxin, insulin, NSAIDs

12. Atorvastatin

Brand Name: Lipitor
Indication: High Cholesterol
Medication Class: HMG-CoA Reductase Inhibitor
DEA Schedule: VI
Common Side Effects: Muscle pain, diarrhea, urinary tract infection, nasopharyngitis
Contraindications: Active liver disease, unexplained persistent elevations of serum transaminases, pregnancy, breastfeeding
Interactions: Cyclosporine, gemfibrozil, other lipid-lowering therapies, certain antibiotics

13. Azithromycin

Brand Name: Zithromax, Z-Pak
Indication: Antibiotic
Medication Class: Macrolide
DEA Schedule: VI
Common Side Effects: Diarrhea, nausea, abdominal pain, vomiting, headache
Contraindications: Hypersensitivity to azithromycin, erythromycin, or any macrolide antibiotics
Interactions: Antacids containing aluminum or magnesium, warfarin, digoxin, other antibiotics

14. Benazepril and Amlodipine

Brand Name: Lotrel
Indication: High Blood Pressure
Medication Class: Combination Med; ACE Inhibitor; Calcium Channel Blocker
DEA Schedule: VI
Common Side Effects: Cough, dizziness, edema, headache, fatigue
Contraindications: History of angioedema, pregnancy
Interactions: Diuretics, potassium supplements, NSAIDs, lithium

15. Carisoprodol

Brand Name: Soma
Indication: Muscle Spasm
Medication Class: Muscle Relaxant
DEA Schedule: VI
Common Side Effects: Drowsiness, dizziness, headache, nausea
Contraindications: Acute intermittent porphyria, hypersensitivity to carisoprodol
Interactions: Other CNS depressants, alcohol, CYP2C19 inhibitors

16. Carvedilol

Brand Name: Coreg
Indication: High Blood Pressure; Heart Failure
Medication Class: Beta-Blocker
DEA Schedule: VI
Common Side Effects: Dizziness, fatigue, hypotension, diarrhea, hyperglycemia
Contraindications: Bronchial asthma, severe bradycardia, heart block greater than first degree, severe hepatic impairment
Interactions: Other antihypertensives, digoxin, insulin, NSAIDs

17. Cefdinir

Brand Name: Omnicef
Indication: Antibiotic
Medication Class: Cephalosporin
DEA Schedule: VI
Common Side Effects: Diarrhea, nausea, headache, abdominal pain
Contraindications: Hypersensitivity to cephalosporins
Interactions: Antacids containing magnesium or aluminum, iron supplements, other antibiotics

18. Celecoxib

Brand Name: Celebrex
Indication: Pain; Inflammation
Medication Class: COX-2 Inhibitor
DEA Schedule: VI
Common Side Effects: Diarrhea, hypertension, headache, abdominal pain, dyspepsia
Contraindications: Hypersensitivity to celecoxib, sulfonamides, history of asthma, urticaria, or allergic-type reactions after taking aspirin or other NSAIDs
Interactions: Anticoagulants, aspirin, lithium, other NSAIDs

19. Cephalexin

Brand Name: Keflex
Indication: Antibiotic
Medication Class: Cephalosporin
DEA Schedule: VI
Common Side Effects: Diarrhea, nausea, vomiting, rash
Contraindications: Hypersensitivity to cephalosporins
Interactions: Metformin, probenecid, other antibiotics

20. Ciprofloxacin

Brand Name: Cipro
Indication: Antibiotic
Medication Class: Quinolone
DEA Schedule: VI
Common Side Effects: Nausea, diarrhea, dizziness, headache, photosensitivity
Contraindications: Hypersensitivity to ciprofloxacin or other quinolones
Interactions: Antacids, dairy products, warfarin, theophylline

21. Citalopram

Brand Name: Celexa
Indication: Depression or Anxiety
Medication Class: Selective Serotonin Receptor Inhibitor (SSRI)
DEA Schedule: VI
Common Side Effects: Nausea, dry mouth, drowsiness, insomnia, increased sweating
Contraindications: Concomitant use with MAO inhibitors, hypersensitivity to citalopram
Interactions: MAO inhibitors, other SSRIs, NSAIDs, anticoagulants

22. Clonazepam

Brand Name: Klonopin
Indication: Anxiety
Medication Class: Benzodiazepine
DEA Schedule: IV
Common Side Effects: Drowsiness, dizziness, fatigue, coordination problems
Contraindications: Severe liver disease, hypersensitivity to benzodiazepines, acute narrow-angle glaucoma
Interactions: Other CNS depressants, alcohol, cimetidine, fluoxetine

23. Clonidine HCl

Brand Name: Catapres
Indication: High Blood Pressure
Medication Class: Alpha 2 Agonist
DEA Schedule: VI
Common Side Effects: Dry mouth, drowsiness, dizziness, constipation
Contraindications: Hypersensitivity to clonidine
Interactions: Other antihypertensives, CNS depressants, tricyclic antidepressants, beta-blockers

24. Clopidogrel

Brand Name: Plavix
Indication: Blood Clot Prevention
Medication Class: Antiplatelet Agent
DEA Schedule: VI
Common Side Effects: Bleeding, bruising, itching, rash
Contraindications: Active bleeding, hypersensitivity to clopidogrel
Interactions: NSAIDs, warfarin, other anticoagulants, proton pump inhibitors

25. Conjugated Estrogens

Brand Name: Premarin
Indication: Menopausal Symptom Treatment
Medication Class: Estrogen Derivative
DEA Schedule: VI
Common Side Effects: Headache, breast pain, irregular vaginal bleeding, abdominal pain
Contraindications: Undiagnosed abnormal genital bleeding, active or past history of thrombosis or thromboembolic disorders, liver dysfunction, known or suspected pregnancy
Interactions: Rifampin, barbiturates, anticonvulsants, antibiotics

26. Cyclobenzaprine

Brand Name: Flexeril
Indication: Muscle Spasm Treatment
Medication Class: Skeletal Muscle Relaxant
DEA Schedule: VI
Common Side Effects: Drowsiness, dry mouth, dizziness, fatigue
Contraindications: Recent myocardial infarction, arrhythmias, heart block, congestive heart failure, hyperthyroidism
Interactions: MAO inhibitors, other CNS depressants, alcohol, tricyclic antidepressants

27. Diazepam

Brand Name: Valium
Indication: Anxiety
Medication Class: Benzodiazepine
DEA Schedule: IV
Common Side Effects: Drowsiness, fatigue, muscle weakness, ataxia
Contraindications: Severe respiratory insufficiency, severe hepatic insufficiency, sleep apnea syndrome, hypersensitivity to diazepam
Interactions: Other CNS depressants, alcohol, cimetidine, omeprazole

28. Diclofenac Sodium

Brand Name: Voltaren
Indication: Pain, Inflammation
Medication Class: Non-Steroidal Anti-Inflammatory Drug (NSAID)
DEA Schedule: VI
Common Side Effects: Nausea, dyspepsia, abdominal pain, headache, dizziness
Contraindications: History of asthma, urticaria, or allergic-type reactions after taking aspirin or other NSAIDs, perioperative pain in the setting of coronary artery bypass graft (CABG) surgery
Interactions: Anticoagulants, other NSAIDs, corticosteroids, methotrexate

29. Drospirenone and Ethinyl Estradiol

Brand Name: Yaz
Indication: Birth Control
Medication Class: Oral Contraceptive
DEA Schedule: VI
Common Side Effects: Nausea, breast tenderness, headache, mood changes
Contraindications: Thrombophlebitis, thromboembolic disorders, cerebrovascular disease, coronary artery disease, known or suspected breast cancer, pregnancy
Interactions: Rifampin, anticonvulsants, antibiotics, St. John’s Wort

30. Duloxetine

Brand Name: Cymbalta
Indication: Depression; Diabetic Neuropathic Pain Treatment
Medication Class: Serotonin/Norepinephrine Reuptake Inhibitor (SNRI)
DEA Schedule: VI
Common Side Effects: Nausea, dry mouth, drowsiness, fatigue, constipation
Contraindications: Uncontrolled narrow-angle glaucoma, concomitant use with MAO inhibitors
Interactions: MAO inhibitors, other CNS depressants, anticoagulants, NSAIDs

31. Doxycycline Hyclate

Brand Name: Vibramycin
Indication: Antibiotic
Medication Class: Tetracycline
DEA Schedule: VI
Common Side Effects: Nausea, diarrhea, photosensitivity, rash
Contraindications: Hypersensitivity to doxycycline or other tetracyclines, pregnancy
Interactions: Antacids containing aluminum, calcium, magnesium, and iron supplements, oral contraceptives

32. Enalapril

Brand Name: Vasotec
Indication: High Blood Pressure; Heart Failure
Medication Class: ACE Inhibitor
DEA Schedule: VI
Common Side Effects: Cough, dizziness, fatigue, hyperkalemia
Contraindications: History of angioedema related to previous ACE inhibitor treatment, pregnancy
Interactions: Diuretics, potassium supplements, NSAIDs, lithium

33. Escitalopram

Brand Name: Lexapro
Indication: Depression or Anxiety
Medication Class: Selective Serotonin Receptor Inhibitor (SSRI)
DEA Schedule: VI
Common Side Effects: Nausea, dry mouth, drowsiness, insomnia, increased sweating
Contraindications: Concomitant use with MAO inhibitors, hypersensitivity to escitalopram
Interactions: MAO inhibitors, other SSRIs, NSAIDs, anticoagulants

34. Esomeprazole

Brand Name: Nexium
Indication: Ulcers; GERD Treatment
Medication Class: Proton Pump Inhibitor
DEA Schedule: VI; OTC
Common Side Effects: Headache, diarrhea, nausea, flatulence, abdominal pain
Contraindications: Hypersensitivity to esomeprazole or other proton pump inhibitors
Interactions: Atazanavir, clopidogrel, ketoconazole, iron salts

35. Ezetimibe

Brand Name: Zetia
Indication: High Cholesterol Treatment
Medication Class: 2-Azetidinone
DEA Schedule: VI
Common Side Effects: Diarrhea, abdominal pain, back pain, arthralgia
Contraindications: Active liver disease, unexplained persistent elevations in hepatic transaminase levels
Interactions: Statins, fibrates, cyclosporine, anticoagulants

36. Fenofibrate

Brand Name: Tricor
Indication: High Cholesterol Treatment
Medication Class: Cholesterol Lowering Agent
DEA Schedule: VI
Common Side Effects: Abdominal pain, back pain, headache, increased liver enzymes
Contraindications: Severe renal impairment, active liver disease, gallbladder disease
Interactions: Statins, anticoagulants, cyclosporine, bile acid resins

37. Fexofenadine

Brand Name: Allegra
Indication: Allergy Treatment/Prevention
Medication Class: Antihistamine
DEA Schedule: VI; OTC
Common Side Effects: Headache, drowsiness, nausea, dizziness
Contraindications: Hypersensitivity to fexofenadine
Interactions: Antacids containing aluminum or magnesium, fruit juices (apple, orange, grapefruit)

38. Fluconazole

Brand Name: Diflucan
Indication: Fungal Infection Treatment
Medication Class: Antifungal
DEA Schedule: VI
Common Side Effects: Nausea, headache, abdominal pain, diarrhea
Contraindications: Hypersensitivity to fluconazole
Interactions: Warfarin, oral hypoglycemics, phenytoin, rifampin

39. Fluoxetine HCl

Brand Name: Prozac
Indication: Depression or Anxiety
Medication Class: Selective Serotonin Receptor Inhibitor (SSRI)
DEA Schedule: VI
Common Side Effects: Nausea, insomnia, dry mouth, drowsiness, diarrhea
Contraindications: Concomitant use with MAO inhibitors, hypersensitivity to fluoxetine
Interactions: MAO inhibitors, other SSRIs, NSAIDs, anticoagulants

40. Fluticasone and Salmeterol Inhaler

Brand Name: Advair
Indication: Asthma Treatment/Prevention
Medication Class: Combination Med; Oral Corticosteroid; Long-Acting Beta2-agonist
DEA Schedule: VI
Common Side Effects: Headache, throat irritation, hoarseness, upper respiratory infection
Contraindications: Primary treatment of status asthmaticus or acute episodes of asthma, hypersensitivity to any ingredient
Interactions: Beta-blockers, diuretics, MAO inhibitors, tricyclic antidepressants

41. Fluticasone Nasal Spray

Brand Name: Flonase
Indication: Asthma and/or Allergy Treatment/Prevention
Medication Class: Nasal Corticosteroid
DEA Schedule: OTC
Common Side Effects: Headache, nasal irritation, nosebleed, sore throat
Contraindications: Hypersensitivity to fluticasone
Interactions: Ritonavir, ketoconazole, other corticosteroids

42. Folic Acid

Brand Name: Folic Acid
Indication: Anemia Treatment/Prevention
Medication Class: Vitamin
DEA Schedule: VI; OTC
Common Side Effects: Rare; generally well-tolerated
Contraindications: Hypersensitivity to folic acid
Interactions: Methotrexate, phenytoin, trimethoprim

43. Furosemide

Brand Name: Lasix
Indication: Edema; Hypertension Treatment
Medication Class: Loop Diuretic
DEA Schedule: VI
Common Side Effects: Increased urination, dizziness, dehydration, electrolyte imbalance
Contraindications: Anuria, hypersensitivity to furosemide or sulfonamides
Interactions: Other antihypertensives, NSAIDs, aminoglycosides, lithium

44. Gabapentin

Brand Name: Neurontin
Indication: Seizure Control; Neuralgia Treatment
Medication Class: Anticonvulsant
DEA Schedule: V
Common Side Effects: Drowsiness, dizziness, ataxia, fatigue
Contraindications: Hypersensitivity to gabapentin
Interactions: Antacids containing aluminum or magnesium, alcohol, other CNS depressants

45. Glimepiride

Brand Name: Amaryl
Indication: Type 2 Diabetes Mellitus
Medication Class: Anti-Diabetic
DEA Schedule: VI
Common Side Effects: Hypoglycemia, dizziness, nausea, headache
Contraindications: Diabetic ketoacidosis, hypersensitivity to glimepiride
Interactions: Other antidiabetic drugs, beta-blockers, thiazides, corticosteroids

46. Glyburide

Brand Name: Diabeta
Indication: Glycemic Control Improvement
Medication Class: Sulfonylurea
DEA Schedule: VI
Common Side Effects: Hypoglycemia, nausea, heartburn, weight gain
Contraindications: Diabetic ketoacidosis, hypersensitivity to glyburide
Interactions: Other antidiabetic drugs, beta-blockers, thiazides, corticosteroids

47. Glipizide

Brand Name: Glucotrol
Indication: Glycemic Control Improvement
Medication Class: Sulfonylurea
DEA Schedule: VI
Common Side Effects: Hypoglycemia, dizziness, headache, nausea
Contraindications: Diabetic ketoacidosis, hypersensitivity to glipizide
Interactions: Other antidiabetic drugs, beta-blockers, thiazides, corticosteroids

48. Hydrochlorothiazide

Brand Name: Microzide
Indication: High Blood Pressure Treatment
Medication Class: Diuretic
DEA Schedule: VI
Common Side Effects: Increased urination, dizziness, electrolyte imbalance, photosensitivity
Contraindications: Anuria, hypersensitivity to sulfonamide-derived drugs
Interactions: Other antihypertensives, NSAIDs, lithium, digoxin

49. Hydrocodone and Acetaminophen

Brand Name: Lortab, Lorcet, Norco, Vicodin
Indication: Pain Treatment
Medication Class: Narcotic Analgesic
DEA Schedule: II
Common Side Effects: Drowsiness, dizziness, nausea, constipation
Contraindications: Significant respiratory depression, acute or severe bronchial asthma, hypersensitivity to hydrocodone or acetaminophen
Interactions: Other CNS depressants, alcohol, MAO inhibitors, anticholinergic drugs

50. Ibuprofen

Brand Name: Motrin
Indication: Pain Treatment
Medication Class: Non-Steroidal Anti-Inflammatory Drug (NSAID)
DEA Schedule: VI; OTC
Common Side Effects: Nausea, dyspepsia, dizziness, headache
Contraindications: History of asthma, urticaria, or allergic-type reactions after taking aspirin or other NSAIDs, perioperative pain in the setting of coronary artery bypass graft (CABG) surgery
Interactions: Anticoagulants, other NSAIDs, corticosteroids, lithium

51. Insulin Glargine

Brand Name: Lantus
Indication: Glycemic Control Improvement
Medication Class: Insulin
DEA Schedule: VI
Common Side Effects: Hypoglycemia, injection site reactions, weight gain, edema
Contraindications: Hypersensitivity to insulin glargine
Interactions: Other antidiabetic drugs, beta-blockers, ACE inhibitors, alcohol

52. Isosorbide Mononitrate

Brand Name: Imdur
Indication: Chest Pain (Angina) Prevention
Medication Class: Vasodilator
DEA Schedule: VI
Common Side Effects: Headache, dizziness, hypotension, nausea
Contraindications: Hypersensitivity to isosorbide mononitrate, severe anemia, concurrent use with PDE-5 inhibitors
Interactions: PDE-5 inhibitors, alcohol, antihypertensives, other vasodilators

53. Lansoprazole

Brand Name: Prevacid
Indication: Ulcers; GERD Treatment
Medication Class: Proton Pump Inhibitor
DEA Schedule: VI; OTC
Common Side Effects: Headache, diarrhea, abdominal pain, nausea
Contraindications: Hypersensitivity to lansoprazole
Interactions: Atazanavir, methotrexate, ketoconazole, iron salts

54. Levofloxacin

Brand Name: Levaquin
Indication: Antibiotic
Medication Class: Quinolone
DEA Schedule: VI
Common Side Effects: Nausea, diarrhea, headache, insomnia, dizziness
Contraindications: Hypersensitivity to levofloxacin or other quinolones
Interactions: Antacids, sucralfate, iron supplements, warfarin

55. Levothyroxine Sodium

Brand Name: Synthroid, Levoxyl
Indication: Thyroid Hormone Deficiency Therapy
Medication Class: Thyroid Hormone Replacement
DEA Schedule: VI
Common Side Effects: Hair loss, weight loss, palpitations, sweating
Contraindications: Untreated thyrotoxicosis, uncorrected adrenal insufficiency
Interactions: Antacids, calcium supplements, iron supplements, warfarin

56. Lisinopril and Hydrochlorothiazide

Brand Name: Prinzide, Zestoretic
Indication: High Blood Pressure/Heart Failure Treatment
Medication Class: Combination Med; ACE Inhibitor; Diuretic
DEA Schedule: VI
Common Side Effects: Dizziness, cough, headache, fatigue
Contraindications: History of angioedema, anuria, hypersensitivity to sulfonamide-derived drugs
Interactions: Diuretics, potassium supplements, NSAIDs, lithium

57. Lisinopril

Brand Name: Prinivil, Zestril
Indication: High Blood Pressure/Heart Failure Treatment
Medication Class: ACE Inhibitor
DEA Schedule: VI
Common Side Effects: Cough, dizziness, headache, hyperkalemia
Contraindications: History of angioedema, pregnancy
Interactions: Diuretics, potassium supplements, NSAIDs, lithium

58. Lorazepam

Brand Name: Ativan
Indication: Anxiety
Medication Class: Benzodiazepine
DEA Schedule: IV
Common Side Effects: Drowsiness, dizziness, weakness, unsteadiness
Contraindications: Severe respiratory insufficiency, severe hepatic insufficiency, hypersensitivity to lorazepam
Interactions: Other CNS depressants, alcohol, cimetidine, valproate

59. Losartan

Brand Name: Cozaar
Indication: High Blood Pressure/Heart Failure Treatment
Medication Class: Angiotensin Receptor Blocker (ARB)
DEA Schedule: VI
Common Side Effects: Dizziness, back pain, nasal congestion, upper respiratory infection
Contraindications: Hypersensitivity to losartan, pregnancy
Interactions: Other antihypertensives, potassium supplements, NSAIDs, lithium

60. Lovastatin

Brand Name: Mevacor
Indication: High Cholesterol Treatment
Medication Class: HMG-CoA Reductase Inhibitor
DEA Schedule: VI
Common Side Effects: Muscle pain, abdominal pain, constipation, nausea
Contraindications: Active liver disease, unexplained persistent elevations of serum transaminases, pregnancy, breastfeeding
Interactions: Cyclosporine, gemfibrozil, other lipid-lowering therapies, certain antibiotics

61. Meloxicam

Brand Name: Mobic
Indication: Arthritis Treatment
Medication Class: Non-Steroidal Anti-Inflammatory Drug (NSAID)
DEA Schedule: VI
Common Side Effects: Nausea, dizziness, headache, diarrhea, abdominal pain
Contraindications: History of asthma, urticaria, or allergic-type reactions after taking aspirin or other NSAIDs, perioperative pain in the setting of coronary artery bypass graft (CABG) surgery
Interactions: Anticoagulants, other NSAIDs, corticosteroids, methotrexate

62. Metformin HCl

Brand Name: Glucophage
Indication: Glycemic Control Improvement
Medication Class: Biguanide
DEA Schedule: VI
Common Side Effects: Nausea, vomiting, diarrhea, abdominal pain, loss of appetite
Contraindications: Severe renal impairment, metabolic acidosis, hypersensitivity to metformin
Interactions: Alcohol, cimetidine, diuretics, nifedipine

63. Methylprednisolone

Brand Name: Medrol
Indication: Pain, Inflammation
Medication Class: Corticosteroid
DEA Schedule: VI
Common Side Effects: Weight gain, mood changes, increased blood sugar, insomnia, osteoporosis
Contraindications: Systemic fungal infections, hypersensitivity to methylprednisolone
Interactions: NSAIDs, diuretics, vaccines, cyclosporine

64. Metoprolol Succinate XL

Brand Name: Toprol XL
Indication: High Blood Pressure/Heart Failure Treatment; Irregular Heartbeat Treatment
Medication Class: Beta-Blocker
DEA Schedule: VI
Common Side Effects: Dizziness, fatigue, depression, bradycardia, hypotension
Contraindications: Severe bradycardia, heart block greater than first degree, cardiogenic shock, overt cardiac failure
Interactions: Other antihypertensives, digoxin, insulin, NSAIDs

65. Metoprolol Tartrate

Brand Name: Lopressor
Indication: High Blood Pressure Treatment
Medication Class: Beta-Blocker
DEA Schedule: VI
Common Side Effects: Dizziness, fatigue, depression, bradycardia, hypotension
Contraindications: Severe bradycardia, heart block greater than first degree, cardiogenic shock, overt cardiac failure
Interactions: Other antihypertensives, digoxin, insulin, NSAIDs

66. Mometasone

Brand Name: Nasonex
Indication: Allergy Treatment/Prevention
Medication Class: Corticosteroid
DEA Schedule: VI
Common Side Effects: Headache, viral infection, sore throat, cough, nosebleeds
Contraindications: Hypersensitivity to mometasone
Interactions: Ritonavir, ketoconazole, other corticosteroids

67. Montelukast

Brand Name: Singulair
Indication: Asthma and/or Allergy Treatment/Prevention
Medication Class: Leukotriene Receptor Antagonist
DEA Schedule: VI
Common Side Effects: Headache, dizziness, abdominal pain, cough, fever
Contraindications: Hypersensitivity to montelukast
Interactions: Phenobarbital, rifampin

68. Naproxen

Brand Name: Naprosyn
Indication: Pain Treatment
Medication Class: Non-Steroidal Anti-Inflammatory Drug (NSAID)
DEA Schedule: VI; OTC
Common Side Effects: Nausea, dyspepsia, dizziness, headache, abdominal pain
Contraindications: History of asthma, urticaria, or allergic-type reactions after taking aspirin or other NSAIDs, perioperative pain in the setting of coronary artery bypass graft (CABG) surgery
Interactions: Anticoagulants, other NSAIDs, corticosteroids, lithium

69. Omeprazole

Brand Name: Prilosec
Indication: Ulcers; GERD Treatment
Medication Class: Proton Pump Inhibitor
DEA Schedule: VI; OTC
Common Side Effects: Headache, diarrhea, nausea, flatulence, abdominal pain
Contraindications: Hypersensitivity to omeprazole or other proton pump inhibitors
Interactions: Atazanavir, clopidogrel, ketoconazole, iron salts

70. Oxycodone and Acetaminophen

Brand Name: Percocet, Tylox, Roxicet, Endocet
Indication: Pain Treatment
Medication Class: Narcotic Analgesic
DEA Schedule: II
Common Side Effects: Drowsiness, dizziness, nausea, constipation
Contraindications: Significant respiratory depression, acute or severe bronchial asthma, hypersensitivity to oxycodone or acetaminophen
Interactions: Other CNS depressants, alcohol, MAO inhibitors, anticholinergic drugs

71. Pantoprazole

Brand Name: Protonix
Indication: Ulcers; GERD Treatment
Medication Class: Proton Pump Inhibitor
DEA Schedule: VI
Common Side Effects: Headache, diarrhea, nausea, abdominal pain, flatulence
Contraindications: Hypersensitivity to pantoprazole or other proton pump inhibitors
Interactions: Atazanavir, methotrexate, warfarin, clopidogrel

72. Paroxetine

Brand Name: Paxil
Indication: Depression; Anxiety
Medication Class: Selective Serotonin Receptor Inhibitor (SSRI)
DEA Schedule: VI
Common Side Effects: Nausea, drowsiness, insomnia, dry mouth, constipation
Contraindications: Concomitant use with MAO inhibitors, hypersensitivity to paroxetine
Interactions: MAO inhibitors, other SSRIs, NSAIDs, anticoagulants

73. Pioglitazone

Brand Name: Actos
Indication: Glycemic Control Improvement
Medication Class: Thiazolidinedione
DEA Schedule: VI
Common Side Effects: Edema, weight gain, headache, upper respiratory infection
Contraindications: Severe heart failure, active liver disease, hypersensitivity to pioglitazone
Interactions: Insulin, oral contraceptives, CYP2C8 inhibitors, ketoconazole

74. Potassium Chloride

Brand Name: Klor-Con
Indication: Potassium Deficiency Treatment
Medication Class: Electrolyte Supplement
DEA Schedule: VI
Common Side Effects: Nausea, vomiting, diarrhea, abdominal discomfort
Contraindications: Hyperkalemia, renal impairment, conditions with delayed gastric emptying
Interactions: ACE inhibitors, potassium-sparing diuretics, NSAIDs, heparin

75. Pravastatin

Brand Name: Pravachol
Indication: High Cholesterol Treatment
Medication Class: HMG-CoA Reductase Inhibitor
DEA Schedule: VI
Common Side Effects: Muscle pain, headache, nausea, diarrhea
Contraindications: Active liver disease, unexplained persistent elevations of serum transaminases, pregnancy, breastfeeding
Interactions: Cyclosporine, gemfibrozil, other lipid-lowering therapies, certain antibiotics

76. Prednisone

Brand Name: Deltasone
Indication: Acute Allergy; Inflammation; Asthma
Medication Class: Oral Corticosteroid
DEA Schedule: VI
Common Side Effects: Weight gain, mood changes, increased blood sugar, insomnia, osteoporosis
Contraindications: Systemic fungal infections, hypersensitivity to prednisone
Interactions: NSAIDs, diuretics, vaccines, cyclosporine

77. Pregabalin

Brand Name: Lyrica
Indication: Diabetic Neuropathic Pain
Medication Class: Gamma-Aminobutyric Acid Analog
DEA Schedule: V
Common Side Effects: Dizziness, drowsiness, dry mouth, edema, blurred vision
Contraindications: Hypersensitivity to pregabalin
Interactions: Other CNS depressants, alcohol, ACE inhibitors, antidiabetic drugs

78. Promethazine

Brand Name: Phenergan
Indication: Nausea Control
Medication Class: Antiemetic
DEA Schedule: VI
Common Side Effects: Drowsiness, dizziness, dry mouth, blurred vision, constipation
Contraindications: Children under 2 years, comatose states, hypersensitivity to promethazine
Interactions: Other CNS depressants, alcohol, anticholinergic drugs, MAO inhibitors

79. Quetiapine

Brand Name: Seroquel
Indication: Schizophrenia Treatment
Medication Class: Antipsychotic
DEA Schedule: VI
Common Side Effects: Drowsiness, dizziness, dry mouth, weight gain, increased appetite
Contraindications: Hypersensitivity to quetiapine
Interactions: Other CNS depressants, alcohol, antihypertensives, CYP3A4 inhibitors

80. Ranitidine

Brand Name: Zantac
Indication: Ulcers; GERD Treatment
Medication Class: H2-Antagonist
DEA Schedule: VI
Common Side Effects: Headache, constipation, diarrhea, nausea
Contraindications: Hypersensitivity to ranitidine
Interactions: Warfarin, procainamide, diazepam, theophylline

81. Rosuvastatin

Brand Name: Crestor
Indication: High Cholesterol Treatment
Medication Class: HMG-CoA Reductase Inhibitor
DEA Schedule: VI
Common Side Effects: Muscle pain, abdominal pain, nausea, headache
Contraindications: Active liver disease, unexplained persistent elevations of serum transaminases, pregnancy, breastfeeding
Interactions: Cyclosporine, gemfibrozil, other lipid-lowering therapies, certain antibiotics

82. Sertraline HCl

Brand Name: Zoloft
Indication: Depression; Anxiety
Medication Class: Selective Serotonin Receptor Inhibitor (SSRI)
DEA Schedule: VI
Common Side Effects: Nausea, drowsiness, insomnia, dry mouth, diarrhea
Contraindications: Concomitant use with MAO inhibitors, hypersensitivity to sertraline
Interactions: MAO inhibitors, other SSRIs, NSAIDs, anticoagulants

83. Sildenafil HCl

Brand Name: Viagra
Indication: Erectile Dysfunction Treatment
Medication Class: Phosphodiesterase-5 Inhibitor
DEA Schedule: VI
Common Side Effects: Headache, flushing, dyspepsia, nasal congestion, visual disturbances
Contraindications: Concurrent use with nitrates, hypersensitivity to sildenafil
Interactions: Nitrates, alpha-blockers, other antihypertensives, CYP3A4 inhibitors

84. Simvastatin and Ezetimibe

Brand Name: Vytorin
Indication: High Cholesterol Treatment
Medication Class: Combination Med; HMG-CoA Reductase Inhibitor and 2-Azetidinone
DEA Schedule: VI
Common Side Effects: Headache, dizziness, upper respiratory infection, diarrhea, muscle pain
Contraindications: Active liver disease, unexplained persistent elevations of serum transaminases, pregnancy, breastfeeding
Interactions: Cyclosporine, gemfibrozil, other lipid-lowering therapies, certain antibiotics

85. Simvastatin

Brand Name: Zocor
Indication: High Cholesterol Treatment
Medication Class: HMG-CoA Reductase Inhibitor
DEA Schedule: VI
Common Side Effects: Muscle pain, abdominal pain, nausea, headache
Contraindications: Active liver disease, unexplained persistent elevations of serum transaminases, pregnancy, breastfeeding
Interactions: Cyclosporine, gemfibrozil, other lipid-lowering therapies, certain antibiotics

86. Spironolactone

Brand Name: Aldactone
Indication: Edema; Hypertension Treatment
Medication Class: Diuretic
DEA Schedule: VI
Common Side Effects: Hyperkalemia, dizziness, headache, nausea
Contraindications: Anuria, acute renal insufficiency, hyperkalemia
Interactions: ACE inhibitors, ARBs, potassium supplements, NSAIDs

87. Sulfamethoxazole and Trimethoprim DS

Brand Name: Bactrim DS, Septra DS
Indication: Antibiotic
Medication Class: Combination Med; Sulfonamide and Trimethoprim
DEA Schedule: VI
Common Side Effects: Nausea, vomiting, rash, hyperkalemia
Contraindications: Severe liver or kidney disease, hypersensitivity to sulfonamides or trimethoprim, megaloblastic anemia due to folate deficiency
Interactions: Warfarin, methotrexate, phenytoin, digoxin

88. Tamsulosin

Brand Name: Flomax
Indication: Urinary/Prostate Disorder Treatment
Medication Class: Alpha1-Blocker
DEA Schedule: VI
Common Side Effects: Dizziness, headache, abnormal ejaculation, rhinitis
Contraindications: Hypersensitivity to tamsulosin
Interactions: Other alpha-blockers, PDE-5 inhibitors, antihypertensive

89. Temazepam

Brand Name: Restoril
Indication: Anxiety; Insomnia Treatment
Medication Class: Benzodiazepine
DEA Schedule: IV
Common Side Effects: Drowsiness, dizziness, headache, fatigue
Contraindications: Pregnancy, severe respiratory insufficiency, sleep apnea, hypersensitivity to temazepam
Interactions: Other CNS depressants, alcohol, cimetidine, fluoxetine

90. Topiramate

Brand Name: Topamax
Indication: Seizure Control
Medication Class: Anticonvulsant
DEA Schedule: VI
Common Side Effects: Drowsiness, dizziness, weight loss, paresthesia
Contraindications: Metabolic acidosis, hypersensitivity to topiramate
Interactions: Other CNS depressants, carbonic anhydrase inhibitors, oral contraceptives, phenytoin

91. Tramadol

Brand Name: Ultram
Indication: Pain Treatment
Medication Class: Non-Narcotic Analgesic
DEA Schedule: IV
Common Side Effects: Nausea, dizziness, constipation, headache
Contraindications: Severe respiratory depression, acute or severe bronchial asthma, hypersensitivity to tramadol
Interactions: Other CNS depressants, alcohol, MAO inhibitors, SSRIs

92. Triamcinolone Acetonide Topical

Brand Name: Aristocort, Cinalog, Kenalog, Triderm
Indication: Skin Inflammation and Irritation
Medication Class: Topical Corticosteroid
DEA Schedule: VI
Common Side Effects: Burning, itching, irritation, dryness
Contraindications: Hypersensitivity to triamcinolone
Interactions: No significant interactions

93. Trazodone HCl

Brand Name: Desyrel
Indication: Depression Treatment
Medication Class: Serotonin Reuptake Inhibitor
DEA Schedule: VI
Common Side Effects: Drowsiness, dizziness, dry mouth, blurred vision
Contraindications: Concomitant use with MAO inhibitors, hypersensitivity to trazodone
Interactions: MAO inhibitors, other CNS depressants, alcohol, digoxin

94. Triamterene and Hydrochlorothiazide

Brand Name: Dyazide, Maxzide
Indication: High Blood Pressure Treatment
Medication Class: Combination Med; Thiazide and Potassium-Sparing Diuretic
DEA Schedule: VI
Common Side Effects: Dizziness, headache, dry mouth, muscle cramps
Contraindications: Anuria, severe renal impairment, hyperkalemia
Interactions: Other antihypertensives, potassium supplements, NSAIDs, lithium

95. Valaciclovir

Brand Name: Valtrex
Indication: Viral Infection Treatment
Medication Class: Antiviral
DEA Schedule: VI
Common Side Effects: Headache, nausea, abdominal pain, dizziness
Contraindications: Hypersensitivity to valaciclovir or acyclovir
Interactions: Probenecid, other nephrotoxic drugs

96. Valsartan

Brand Name: Diovan
Indication: High Blood Pressure; Heart Failure Treatment
Medication Class: Angiotensin Receptor Blocker (ARB)
DEA Schedule: VI
Common Side Effects: Dizziness, fatigue, headache, abdominal pain
Contraindications: Hypersensitivity to valsartan, pregnancy
Interactions: Other antihypertensives, potassium supplements, NSAIDs, lithium

97. Venlafaxine XR

Brand Name: Effexor XR
Indication: Depression or Anxiety Treatment
Medication Class: Serotonin/Norepinephrine Reuptake Inhibitor (SNRI)
DEA Schedule: VI
Common Side Effects: Nausea, dizziness, dry mouth, insomnia
Contraindications: Concomitant use with MAO inhibitors, hypersensitivity to venlafaxine
Interactions: MAO inhibitors, other CNS depressants, anticoagulants, NSAIDs

98. Verapamil SR

Brand Name: Calan SR, Verelan PM
Indication: High Blood Pressure; Chest Pain; Irregular Heartbeat Treatment
Medication Class: Calcium Channel Blocker
DEA Schedule: VI
Common Side Effects: Dizziness, headache, constipation, nausea
Contraindications: Severe left ventricular dysfunction, hypotension, cardiogenic shock, hypersensitivity to verapamil
Interactions: Other antihypertensives, beta-blockers, digoxin, grapefruit juice

99. Zolpidem

Brand Name: Ambien
Indication: Insomnia
Medication Class: Hypnotic
DEA Schedule: IV
Common Side Effects: Drowsiness, dizziness, headache, nausea
Contraindications: Hypersensitivity to zolpidem
Interactions: Other CNS depressants, alcohol, sedative-hypnotics

100. Warfarin

Brand Name: Coumadin
Indication: Blood Clot Prevention
Medication Class: Anticoagulant
DEA Schedule: VI
Common Side Effects: Bleeding, bruising, nausea, vomiting
Contraindications: Active bleeding, recent surgery, pregnancy, hypersensitivity to warfarin
Interactions: NSAIDs, antibiotics, antifungals, certain foods high in vitamin K

PTCB Top 100 Medications by Category

Diabetes Medications

Description: Treatments for diabetes include various forms of insulin, hypoglycemic drugs, and medications for neuropathic pain. Notable medications are metformin (Glucophage), insulin glargine (Lantus), and pregabalin (Lyrica). Common Side Effects: Hypoglycemia, weight gain, gastrointestinal issues.

Opiate Medications

Description: Used for moderate to severe pain management. Common drugs include oxycodone (Oxycontin) and combination medications like hydrocodone with acetaminophen (Norco). Common Side Effects: Drowsiness, constipation, addiction, respiratory depression.

Respiratory Drugs

Description: Includes β2-adrenergic agonists and corticosteroids for asthma and COPD. Examples are albuterol (Proair) and fluticasone (Flovent). Common Side Effects: Throat irritation, increased heart rate, potential ocular side effects.

Hyperlipidemia Medications

Description: Statins and cholesterol absorption inhibitors are used to manage high cholesterol. Common drugs include atorvastatin (Lipitor) and ezetimibe (Zetia). Common Side Effects: Muscle pain, liver enzyme elevation, gastrointestinal issues.

Antihypertensive Drugs

Description: Medications like ACE inhibitors, angiotensin receptor blockers, and β-blockers manage high blood pressure. Examples include lisinopril (Prinivil) and losartan (Cozaar). Common Side Effects: Dizziness, fatigue, bradycardia.

Thyroid Medications

Description: Used to treat hypothyroidism. The most common drug is levothyroxine (Synthroid). Common Side Effects: Hair loss, weight loss, palpitations.

Anti-ulcerants

Description: Proton pump inhibitors and H2-antagonists treat GERD and ulcers. Examples include omeprazole (Prilosec) and ranitidine (Zantac). Common Side Effects: Headache, diarrhea, abdominal pain.

Combination Oral Contraceptives (COC)

Description: Estrogen and progestogen combinations for birth control. Notable examples are ethinyl estradiol and norethindrone (Lo Loestrin Fe). Common Side Effects: Nausea, breast tenderness, increased risk of thromboembolism.

Arthritis and Osteoarthritis Medications

Description: Includes NSAIDs and TNF-α inhibitors. Examples are celecoxib (Celebrex) and adalimumab (Humira). Common Side Effects: Gastrointestinal issues, increased risk of infections, cardiovascular events.

Psychiatric Medications

Description: CNS stimulants, antipsychotics, and antidepressants. Examples include fluoxetine (Prozac) and quetiapine (Seroquel). Common Side Effects: Weight gain, drowsiness, increased risk of suicide.

Alzheimer’s Disease (AD)

Description: Includes cholinesterase inhibitors and glutamatergic receptor blockers. Examples are donepezil (Aricept) and memantine (Namenda). Common Side Effects: Nausea, diarrhea, insomnia.

Erectile Dysfunction Medications

Description: PDE-5 inhibitors used for ED and BPH. Examples are sildenafil (Viagra) and tadalafil (Cialis). Common Side Effects: Headache, flushing, visual disturbances.

Benign Prostatic Hyperplasia (BPH)

Description: Includes 5α-reductase inhibitors and α1-blockers. Examples are dutasteride (Avodart) and tamsulosin (Flomax). Common Side Effects: Dizziness, orthostatic hypotension, ejaculatory dysfunction.

Anticoagulants

Description: Used to prevent stroke and other thrombotic events. Examples include warfarin (Coumadin) and rivaroxaban (Xarelto). Common Side Effects: Bleeding, bruising, gastrointestinal issues.

Glaucoma Medications

Description: Decrease intraocular pressure in glaucoma patients. Examples include latanoprost (Xalatan) and timolol (Timoptic). Common Side Effects: Eye irritation, eyelash growth, skin darkening around eyes.

Various Ophthalmic Medications

Description: Includes drugs for allergic conjunctivitis and inflammation. Examples are olopatadine (Patanol) and loteprednol (Lotemax). Common Side Effects: Burning, stinging, dry eye.

HIV Antivirals

Description: Manage HIV infection and prevent AIDS-related illnesses. Examples include emtricitabine/tenofovir (Truvada) and efavirenz (Atripla). Common Side Effects: Nausea, diarrhea, liver enzyme elevation.

Vaccines and Antivirals

Description: Includes vaccines like Zostavax and antivirals like oseltamivir (Tamiflu) for influenza prevention and treatment. Common Side Effects: Injection site reactions, mild flu-like symptoms.

Smoking Cessation

Description: Includes drugs like varenicline (Chantix) for smoking cessation. Common Side Effects: Nausea, insomnia, behavioral changes.

Chronic Angina

Description: Includes drugs like ranolazine (Ranexa) for chronic angina management. Common Side Effects: Dizziness, headache, constipation.

Irritable Bowel Syndrome (IBS)

Description: Includes medications for IBS with constipation (IBS-C) like linaclotide (Linzess) and lubiprostone (Amitiza). Common Side Effects: Diarrhea, abdominal pain, nausea.

Gout

Description: Includes xanthine oxidase inhibitors like febuxostat (Uloric) for gout management. Common Side Effects: Liver enzyme elevation, cardiovascular events.