b -blockers are used in all except?
Correct Answer: Variant angina
Description: Ans. is 'c' i.e., Variant angina We all know that attacks of variant angina occur due to coronary vasospasm. So, the drugs which relieve coronary vasospasms will be used in variant angina (C.C.B.'s, Nitrates) b blockers are contraindicated in these patients because 13 blockers, instead of dilating the coronary aeries constrict the coronary aeries (due to unopposed a mediated constriction). Remember, blockers are useful in classical angina. (They cause ourable redistribution of blood)
Category:
Pharmacology
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