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A member asked:

How many benadryl (diphenhydramine) should i take for rash?

A doctor has provided 1 answer
Dr. Michael Bryan answered

Specializes in Dermatology

Benadryl (diphenhydramine): Normal adult dosage for Benadryl or diphenhydramine, is 25-50mg (1-2 otc tabs). Rashes can also be treated by topical cortisones.

Dr Kupetsky agreed

Answered 4/1/2016

5.2k views

Thank

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Just took Sudafed(nondrowsy small round red pill). I meant to take Benadryl (diphenhydramine) (pink oblong pill) for relief from an itchy rash. Can I stil take benadryl (diphenhydramine)?

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