Active substance
Diphenhydramine Hcl Tablets
1 products from 1 companies contain this in United States.
1 without prescriptionTablet
Available without a prescription
Sleep Tabs for Nighttime Use25 mgWithout prescription Allegiant Health · Diphenhydramine Hcl Tablets
Same substance is not the same product. Strength, form, release mechanism and other ingredients all differ. Whether one can replace another is a decision for a pharmacist.