Brand Name: Benadryl Generic Name: Diphenhydramine Prescription Status: OTC (Available over the counter in most countries without needing a prescription). Medication Class: Antihistamine What is Benadryl used for in the treatment of Gastroparesis?
According to the Mayo Clinic, Benadryl is used off label as an antiemetic agent which are a medication class good for reducing nausea and vomiting. The antihistamine effects of Benadryl are used to cause drowsiness and help with getting better sleep which is a crucial factor in the treatment of Gastroparesis symptoms.
Benadryl has also been shown to help increase appetite in some people who have given antidotal reports of this benefit. Patients have also reported a reduction in the severity of abdominal swelling, bloating, and pain.