MCQ Pharmacology Answer 4

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The correct answer is D

Recognised complications of Quinidine.

Hypotension and a reflex increase in heart rate. Due to peripheral vasodilation.
Depresses vagal tone. Due to an antimuscarinic action (works against direct effect on SA and AV nodes).

Torsades de pointes. A potentially life-threatening proarrhythmia.

Cinchonism. A syndrome characterized by nausea, vomiting, diarrhea, tinnitus, headache, auditory and visual disturbances and vertigo.

Hypersensitivity reactions (rashes, fever, angioneurotic edema hepatitis) and reversible thrombocytopenia.

Category: Pharmacology MCQs



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