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Acarids
Aeroallergen
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Allergic reactions
Anemophilous pollens
Anti-leukotriene
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Congestion
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Anti-leukotriene

Medication that blocks chemicals called leukotrienes in the airways. Leukotrienes occur naturally in the body and cause tightening of the airway muscles and production of excess mucus and fluid.

UK/15ZI0046aw