Quindine is used to treat______________? A. Hypertension B. Angina pectorisC. Atrial fibrillation D. Congestive heart failure

Which of the following cardiac depressants is contraindicated in a patient with cardiac arrhythmia____________? A. LidocaineB. Quinidine C. Phenytoin D. Propranolol

Morphine is a_____________? A. Sedative B. Alkaloid C. Diuretic D. Anti hypertensiveE. Both A & B

The mechanism of action of sodium nitroprusside is_____________? A. Increases cAMPB. Direct Vasodilator C. Calcium channel blocker D. Block the sympathetic flow at hypothalamus

Mechanism of action of nifidie is_____________? A. It has a prominent smooth muscle relaxant action causes arteolar dilation leading to fall in blood pressure B. Nifidie depresses the SA node thus decreasing mycocoardial excitability C. Mainly depression of A-V conduction…