Avoid driving or hazardous activity until you know how  Unisom Sleep Gels will affect you. Your reactions could be impaired.
Drinking alcohol can increase certain side effects of diphenhydramine.
Ask a doctor or pharmacist before using any other medicine that may contain Unisom Sleep Gels. This includes medicines for sleep, cold/allergy symptoms, or anti-itch medicine used on the skin. Using too much this medicine may lead to a fatal overdose.
