Other Information: Store at 77 degrees F (25 degrees C); excursions permitted between 59-86 degrees F (15-30 degrees C). Protect from moisture. Use by expiration date on package. Misc: Diphenhydramine HCl. Antihistamine. Allergy Relief for: sneezing; runny nose; itchy, watery eyes; itchy throat. Quality guaranteed. Compare to Benadryl active ingredient (This product is not manufactured or distributed by McNeil Consumer Healthcare, owner of the registered trademark Benadryl). www.topcarebrand.com.