Benadryl (diphenhydramine ... as it may cause excitation rather than sedation. The recommended dose of diphenhydramine for adults and children 12 and over is 50 milligrams (mg) at bedtime.

The usual dose for children 2–5 years old is 5 milligrams (mg) by mouth once daily. The usual dose for adults and children ages 6 years and older is 10 mg by mouth daily. Because Benadryl has many ...

Benadryl is safe for dogs, but don't give any to your dog without consulting a vet first as the wrong dose could be toxic. Your vet may recommend Benadryl to help treat your dog for conditions ...