Who is the Benadryl Hat Man?

The Hat Man is a fictional figure that started appearing on certain internet sites in the early 2000s that has recently been referred to as the “Benadryl Hat Man” after reports of people hallucinating and sighting him after overconsumption or abuse of Benadryl. Most of these reports have appeared on Reddit or the image-based bulletin site 4chan.

Does Benadryl make you drowsy?

In addition to drowsiness or confusion, long-term use of drugs with anticholinergic properties, like Benadryl, may increase the risk for memory loss or dementia in older patients, and cause common side effects like confusion, dry mouth, and constipation. Benadryl, a sedating antihistamine, is not approved by the FDA to treat anxiety.

Does Benadryl cause paradoxical excitation?

Paradoxical excitation may be more common in young children. If you notice these symptoms after taking Benadryl, contact your doctor, who may recommend an alternative, if needed. The side effects due to diphenhydramine should clear up in a day or two once the medication is stopped.