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A member asked:
How much benadryl (diphenhydramine) can you take for allergic reaction?
A doctor has provided 1 answer
BENADRYL (diphenhydramine) DOSE:: Up to 50 mg each dose every 4 hours as needed. Maximum dose not more than 400 mg in a day. Adverse events: drowsiness, hypotension, increased heart rate, paradoxical excitement, dry mouth, thickened bronchial secretions, etc.
Answered 7/2/2018
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