How Long Does Allergy Relief Extra Strength Last?

Generic: DIPHENHYDRAMINE HCL

Source: Federal Drug Label Data

Storage Conditions

Room temperature Protect from moisture

Manufacturer

CVS WOONSOCKET PRESCRIPTION CENTER, INCORPORATED

Storage Information

Other information each caplet contains: calcium 50 mg TAMPER EVIDENT: DO NOT USE IF OUTER PACKAGE IS OPENED OR BLISTER IS TORN OR BROKEN protect from moisture store at 25°C (77°F); excursions permitted between 15°-30°C (59°-86°F) see end flap for expiration date and lot number

Important: This information is from federal drug label data and is for reference only. Always follow the specific expiration date printed on your medication packaging. Consult your pharmacist or healthcare provider with questions about medication storage or expiration.

Data source: View Allergy Relief Extra Strength on DailyMed (NIH) | Federal drug label data.

Last verified: 2026-03-28