Get detailed information on Diphenhydramine ... PO- Adult- The recommended dose is 25 mg to 50 mg (1 to 2 capsules). Child- The recommended dose is 12.5 mg to 25 mg (1 capsule).

Because we are comparing Claritin and Benadryl, we will focus on OTC Benadryl dosing for allergies: The usual adult dosage is 25–50 mg by mouth every four to six hours as needed (no more than 300 mg ...

If you want to try over-the-counter Benadryl, the best form is usually a tablet, which is typically 25 mg per tab ... you may need to use a lower-dose liquid children's formula to get the proper ...