What are antihistamines ? Give example and mention its use. – InterviewSolution

1.	What are antihistamines ? Give example and mention its use.
Answer» Solution :(i) Antihistamines block histamine release from histamine - 1 receptors. (II) EG , cetirizine, terfenadine, levocetirizine . (iii)It is used to provide RELIEF from the allergic EFFECTS .

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