A member asked:

Will taking benadryl (diphenhydramine) everyday lead to more histamine receptors? does being benadryl (diphenhydramine) everyday cause an opposite reaction and cause more allergies?

A doctor has provided 1 answer
Dr. Al Hegab answered

Specializes in Allergy and Immunology

No: Not the case, but you may develop tolerance to the drug, meaning you have to take more to get the same result

Answered 6/8/2016

1.2k views

Thank

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