Diphen Allergy Relief 25 mg Strength Tablet 200 per Box - 200 Count BoxAbout Diphen Diphenhydramine Allergy Relief (200 Units) For motion sickness, a dose is usually taken 30 minutes before boarding a boat or riding in a car, then with meals and at bedtime for the duration of exposure Take before bed to relieve the sneezing, itchy nose and throat, and watery eyes caused by seasonal allergies Each caplet contains 25 milligrams diphenhydramine HCl Handy dispenser carton has 200 individually wrapped caplets, making it easy