OTC antiemetic medications: Relief for nausea and vomiting
The Checkup by Singlecare
DECEMBER 13, 2023
Antihistamines work by blocking the effects of histamine , a chemical released by your body’s immune system. The total dosage should not exceed 100 mg per day. The typical dosage of diphenhydramine is 25–50 mg every four to six hours as needed. The maximum dosage totals 300 mg per day. or 25 mg once daily at bedtime.
Let's personalize your content