NUR3196 Module 9 Respiratory Drugs Questions and Answers

Diphenhydramine (Therapeutic Class) Answer Treat allergies Diphenhydramine (Pharmacologic Class) Answer H1-Receptor antagonist / Antihistamine Diphenhydramine (Actions/Uses) Answer Uses: treat minor symptoms of allergy and common cold Can be given topically for rashes + IM and IV for severe allergies Parkinson's, motion sickness and insomnia Diphenhydramine (Admin Alerts) Answer Increases risked of anaphylactic shock when given parenterally IV rate: 25 mg/min IM: inject deep into large muscle Diphenhydramine (Adverse Effects) Answer Severe drowsiness (diminishes with longterm use) Paradoxical CNS stimulation and excitability instead of drowsiness (common in children) Anticholinergic effects Diphenhydramine (Contraindications) Answer Hypersensitivity to drug, BPH, narrow angle glaucoma, and GI obstructions Caution with asthma or hyperthyroidism Diphenhydramine (Interac