CPhT Drug Classifications 2

Question 1

Which drug classification includes medications like lisinopril and enalapril used to treat hypertension?

Accepted Answer

ACE inhibitors

Answer

Lisinopril and enalapril are ACE inhibitors that block the angiotensin-converting enzyme to lower blood pressure.

Question 2

Metformin belongs to which drug class for treating type 2 diabetes?

Accepted Answer

Biguanides

Answer

Metformin is a biguanide that decreases hepatic glucose production and improves insulin sensitivity.

Question 3

Which schedule of controlled substances has the highest accepted medical use but also a high potential for abuse?

Accepted Answer

Schedule II

Answer

Schedule II drugs have accepted medical uses but carry the highest abuse potential among those approved for medical use.

Question 4

Fluoxetine (Prozac) belongs to which antidepressant drug class?

Accepted Answer

SSRIs

Answer

Fluoxetine is a selective serotonin reuptake inhibitor (SSRI) that increases serotonin availability in the brain.

Question 5

Drugs classified as proton pump inhibitors (PPIs) work primarily by:

Accepted Answer

Inhibiting the H+/K+ ATPase enzyme

Answer

PPIs irreversibly inhibit the H+/K+ ATPase (proton pump) on gastric parietal cells to reduce acid secretion.

(CPhT) Certified Pharmacy Technician Practice Test