You've followed the usual tips for getting enough sleep — sleeping on a regular schedule, avoiding caffeine and daytime naps, exercising regularly, avoiding lighted screens before bed, and managing stress. What other drugs will affect Benadryl? Ask a doctor or pharmacist before using this medicine if you are also using any other drugs, including prescription and over-the-counter medicines, vitamins, and herbal products. Is benadryl a sleeping pill? i wanna know if benadryl is a sleeping pill and if they take a benadryl how long would they be asleep? Update: and btw im 38 and im thinking of takin 1 and i wanna kno if it can make me fall asleep and for how long and if someone is tryin to wake me up can they wake me up or ill continue to keep sleeping?? For people who take an antihistamine such as Benadryl for a cold or allergies, drowsiness is often a welcome side effect. But a Baylor College of Medicine sleep expert cautions against turning to this type of medication as a sleep aid. Diphenhydramine, better known as benadryl is commonly prescribed in skilled nursing facilities as a sleep aid. It's a medication that is primarily used to treat allergies, and does not contain any addictive forms of Scheduled medications that are controlled, like ambien or any of the other medications for sleep aid that are prescribed. Explains the medication diphenhydramine (Benadryl), a drug used for the relief of nasal and non-nasal symptoms of various allergic conditions such as seasonal hay fever, allergic conjunctivitis, insomnia, and motion sickness. Benadryl for Dogs: Guide for Dosage, Side Effects and Tips. You may have heard of the use of Benadryl for humans, as it is a popular antihistamine medicine. Dogs can also have allergies. You may have heard of the use of Benadryl for humans, as it is a popular antihistamine medicine. Find patient medical information for Benadryl Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Meilleure réponse: Benadryl is an anti allergy medication. People with allergies take it daily for years, if it helps you to sleep then use it as you need it Just do not keep increasing the amount of the pills. In each edition of Ask Dr. Lisa, our medical sleep expert, Dr. Lisa Shives, answers questions from our visitors who need help sleeping better. In this edition.