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6 Cards in this Set
- Front
- Back
2 categories of antihistamines
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1st generation
2nd generation |
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1st generation antihistamines
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Chlorpheniramine
Diphenhydramine Promethazine |
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2nd Generation antihistamines
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Loratadine
Fexofenadine Cetirizine Desloratadine |
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Mechanism for Antihistamines
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H1 receptor antagonists (inhibit mediator release, basophil migration, and eosinophil recruitment)
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Uses for antihistamine
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Anti-allergy
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Side Effects:
Antihistamines |
Anti-muscarinic Actions
Sedative Effects CNS Depression Paradoxical Excitation in Children Topical use leads to allergic reactions |