Diphenhydramine [Benadryl] Flashcards
What is the drug class for Diphenhydramine [Benadryl]?
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Antihistamine 1st Generation: Oral
Wat is the MOA for Diphenhydramine [Benadryl]?
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H1 blocker
What are the indications for Diphenhydramine [Benadryl]?
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Allergic rhinitis
What are the common side effects/ADRs for Diphenhydramine [Benadryl]?
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Drowsiness (frequently significant); anti-cholinergic side effects
What are the contraindications for Diphenhydramine [Benadryl]?
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Prostatic hypertrophy, dementia; caution in asthma, angle-closure glaucoma
What are the common drug interactions for Diphenhydramine [Benadryl]?
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Other sedating drugs, especially other anti-cholinergic drugs
How should you monitor Diphenhydramine [Benadryl]?
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Symptomatic improvement, anticholinergic impact, especially sedation
Additional comments regarding Diphenhydramine [Benadryl]?
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Little used now; OTC; not as effective as nasal corticosteroids for inflammation; Note: children may have excitatory impact; PG/Lact unknown