Family Dollar. Product details page for Benadryl Antihistamine Tablets, 24 ct. is loaded.Click to see full answer. Also, how much does Benadryl cost? About Benadryl It is available over-the-counter, and also sold as generic diphenhydramine. The lowest GoodRx price for the most common version of generic Benadryl is around $2.20, 69% off the average retail price of $7.26. Compare antihistamines.Also, does Family Dollar sell microwaves? Family Dollar stores don’t sell microwaves, but you can get an affordable microwave from Amazon.com, Best Buy, Target, or Walmart. Similarly one may ask, does Family Dollar carry Zyrtec? Zyrtec Allergy 24-Hour Tablets, 14 ct. Family Dollar. Product details page for Zyrtec Allergy 24-Hour Tablets, 14 ct. is loaded.Does Family Dollar sell caffeine pills?Jet-Alert Caffeine Tablets, 30 ct. Family Dollar.