Compare to the active ingredient in Benadryl Allergy Ultratabs Tablets. Basic Care Complete Allergy Medication offers effective multi-symptom relief in easy to swallow tablets. Just one dose provides temporary allergy relief of runny nose, sneezing, itching of the nose or throat and itchy, watery eyes. Also temporarily relieves runny nose and sneezing due to the common cold. Each tablet contains 25 mg of diphenhydramine HCl, an antihistamine. This allergy medicine relieves symptoms due to hay fever, or other upper respiratory allergies and the common cold. Take one dose every 4 to 6 hours. The mini-tabs are easy to swallow. This product is gluten free.