- Mechanism of Action
- Inverse agonist to histamine H1 receptors, having the opposite effect of histamine.
- Pharmacology
- Does not readily cross the blood-brain barrier and thus is less sedative than first generation antihistamines
Clinical Use
- Indications
- Allergic rhinitis
- Urticaria
- Adverse Effects
- Headache
- Dry mouth
- Fatigue
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