What is the active ingredient in this product?
Benadryl (Diphenhydramine)
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Open Apr 30, 2026 - 08:18 AM
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Apr 30, 2026 - 08:18 AM
The active ingredient is diphenhydramine HCl, which is an antihistamine used to relieve allergy symptoms. Antihistamines block histamine, a substance your body makes during allergic reactions, helping reduce symptoms like sneezing, itching, and runny nose.
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Benadryl (Diphenhydramine)
Order Diphenhydramine HCL. Benadryl is an anti-histamine used for allergy relief from sneezing, runny nose, itchy throat and itchy watery eyes.
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