PharmD Benadryl is the brand name of the active drug diphenhydramine. It belongs to the class of drugs called antihistamines.

The Food and Drug Administration (FDA) has not approved Benadryl, which contains the active ingredient diphenhydramine, to treat anxiety. The medication is also not intended for long-term use.

and the Benadryl levels were described as in the high range." Police said that they learned that the drugs were being administered to the children by Young and Edge to get the children to calm ...