A 19-year-old female asked:
150 mg diphenhydramine hcl (3 unisom sleepgels) hasn't helped me sleep. is it safe to bump it up to 200 mg?
1 doctor answer • 4 doctors weighed in
Allergy and Immunology 57 years experience
Won't advise it: It will not kill you but may cause other side effects yet unlikely to help you to fall asleep by taking another 50 mg.
2404 viewsReviewed >2 years ago
Last updated Jul 28, 2018
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