Usually, in our clinic, we want to see people at least three months out from ... severe reaction to something and you need an anticholinergic antihistamine like Benadryl, that might be reasonable.

23%) to receive 1 or more prescriptions for drugs with anticholinergic side effects (e.g., antihistamines ... There was at least some simultaneous use of donepezil and anticholinergic drugs ...