Drug Classifications and Prototypes Flashcards

Which drug is considered the prototype beta-1 selective adrenergic blocker?

Answer: Metoprolol

Metoprolol is the prototype cardioselective (beta-1 selective) beta-blocker, widely used for hypertension and heart failure.

Hydrochlorothiazide is the prototype of which diuretic class?

Answer: Thiazide diuretics

Hydrochlorothiazide is the prototype thiazide diuretic, acting on the distal convoluted tubule to inhibit sodium reabsorption.

Which drug is the prototype first-generation H1 antihistamine?

Answer: Diphenhydramine

Diphenhydramine (Benadryl) is the prototype first-generation H1 antihistamine, known for causing significant sedation due to CNS penetration.

Morphine serves as the prototype for which drug class?

Answer: Opioid analgesics

Morphine is the prototype opioid analgesic, acting on mu-opioid receptors to produce analgesia, sedation, and euphoria.

Which drug is the prototype calcium channel blocker of the dihydropyridine class?

Answer: Nifedipine

Nifedipine is the prototype dihydropyridine CCB, acting primarily on vascular smooth muscle with little effect on cardiac conduction.

Chlorpromazine is the prototype for which drug classification?

Answer: Typical (first-generation) antipsychotics

Chlorpromazine is the prototype first-generation (typical) antipsychotic, primarily acting as a D2 receptor antagonist.

Which drug class does warfarin belong to as its prototype anticoagulant?

Answer: Vitamin K antagonists

Warfarin is the prototype vitamin K antagonist anticoagulant, inhibiting synthesis of clotting factors II, VII, IX, and X.