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Apr 30, 2026 - 08:18 AM
We’ve provided several answers to questions related to Benadryl (Diphenhydramine) , see some other helpful Q&A related to this product.
Question: Is there increased sensitivity in older people?
Answer: Yes, older people may experience increased sensitivity to this medication. Seniors are often more susceptible to the effects of medications, so it's important for them to be cautious and consult a healthcare provider.
Question: Is a prescription required to purchase this product?
Answer: Yes, a prescription is required to purchase this product. This ensures that a healthcare professional has evaluated your need for the medication and helps promote safe use.
Question: How should the rapidly dissolving tablets or strips be taken?
Answer: The rapidly dissolving tablets or strips should be allowed to dissolve on your tongue before swallowing, with or without water. This feature is helpful for those who have difficulty swallowing pills and provides convenient, on-the-go allergy relief.
Question: What is the active ingredient in this product?
Answer: 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.
