Short accounts Q (14 March 2012 Print-out Quiz)

1.Classify antiemetic drugs according to their mechanism of action with examples.

1. histamine receptor blocker= promethazine
Muscarinic receptor blocker= hyoscine
dopamine receptor blocker= metoclopramide
serotonine receptor blocker= ondansetron
neurokinin receptor blocker= aprepitant


2.Mention 5 therapeutic uses & 5 contraindications of B-adrenergic blockers.

therapeutic uses:
a. angina pectoris prophylaxis
b. acute phase of myocardial infarction
c. essential hypertension
d. pheochromcytoma combined with a-blocker
e. open angle glaucoma

contraindications:
a. variant angina
b. congestive heart failure
c. Raynaud's phenomenon
d. bronchial asthma
e. severe depression