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A member asked:

Which is the most potent histamine h1 receptor blocker that causes serious sedation?

A doctor has provided 1 answer

Too many to list: There are truly dozens of h1 receptor blockers, many of the first generation of which will result in sleepiness. The tow most commonly used to treat insomina (which would result in sleeping) are Diphenhydramine and doxylamine.

Dr Ali and another doctor agreed

Answered 6/25/2014

5.6k views

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