1. Antihistamines: H-1: Answer: constrict nasal cavity nasal system 2. First generation: Answer: Diphenhydramine Acts as an antitussive as well: Side effects: drowsiness, dry mouth, anticholinergic effects Caution: glaucoma, monitor for urinary retention 3. Second generation: Fexofenadine Loratadine Cyproheptadine: Answer: less drowsiness, decreased anticholinergic effects Caution: Alcohol CNS depress Hypnotics Barbituates 4. Sympathomimetic: Answer:
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