Astemizole

CAS: 68844-77-9
Molecular Formula: C28H31FN4O
Molecular Weight: 458.57
Product description:For the strong and long-lasting H1 receptor antagonist, the central role in no drowsiness and sleep. It is mainly used for allergic rhinitis, allergic conjunctivitis, the treatment of chronic urticaria and other allergic symptoms.Because it is not easy through the blood brain barrier, so it has no central sedation, nor fight choline. It with the release of histamine amine in the organization competition effect on cells H1 receptor, thus prevent allergies.