Effects of H1 Antihistamines at Histamine, Adrenergic, Cholinergic, and Serotonin-Binding Receptors

Cholinergic - Incr Dry mouth, Incr Urinary retention, Incr Sinus tachycardia

Alpha-Adrenergic - Incr Hypotension, Incr Dizziness, Incr Reflex tachycardia

Serotonin - Incr Appetite

Histamine H1 - Decr Allergic inflammation, itching, sneezing, and rhinorrhea, Decr Neurotransmission in the CNS, Incr Sedation, Decr Cognitive and psychomotor performance, Incr Appetite



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