Diphenhydramine (Benadryl).docx - JEFFERSON COLLEGE OF...

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JEFFERSON COLLEGE OF HEALTH SCIENCES EMERGENCY SERVICES PROGRAM Drug Worksheet Student Name: Abby V Preceptor Name ______________ 1. Trade Name: Benadryl 2. Generic Name: DiphenhydrAMINE 3. Class: Antihistamine (H1 Blocker) 4. Action: Blocks H1 histamine receptors in the respiratory tract, blood vessels, and GI smooth muscle; decreases motion sickness. Reverses extrapyramidal symptoms 5. Indications: Symptomatic relief of allergies, allergic reactions, and anaphylaxis. Blood administration reactions; used for motion sickness and relief of acute dystonic reactions caused by phenothiazines; may be useful in phenothiazine overdoses 6. Contraindications: Hypersensitivity to antihistamines, newborns or premature infants, breastfeeding. Use with caution in infants, children, and older adults and in patients with asthma, narrow-angle glaucoma, or patients taking MAOIs

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