Easy to swallow Allergy Relief TabletsCompare to Benadryl Allergy Ultratab100 tabletsAllergy Relief Tablets from GoodSense provide strong relief for sneezing, runny nose, itchy throat and itchy, watery eyes. Each tablet contains 25 mg of diphenhydramine hydrochloride. This antihistamine comes in easy-to-swallow tablets to help provide fast relief from annoying allergy symptoms. Compare to the active ingredient of Benadryl Allergy Ultratab. 100 tablets.