SLEEP AID MAXIMUM STRENGTH (DIPHENHYDRAMINE HCL) CAPSULE, LIQUID FILLED [GREENBRIER INTERNATIONAL, INC.] Home SLEEP AID MAXIMUM STRENGTH (DIPHENHYDRAMINE HCL) CAPSULE, LIQUID FILLED [GREENBRIER INTERNATIONAL, INC.] SLEEP AID MAXIMUM STRENGTH (DIPHENHYDRAMINE HCL) CAPSULE, LIQUID FILLED [GREENBRIER INTERNATIONAL, INC.] PDF | XML NDC 33992-0656-9 Set ID ddde8663-331e-4d28-9447-3c62601bc2e1 Generic Name Product Class Product Number Application Number PART338 Related Drugs Search DailyMed Drugs