Montelukast sodium is a selective and orally active leukotriene receptor antagonist that inhibits the cysteinyl leukotriene (CysLT 1 ), receptor. Levocetirizine is the R-enantiomer of cetirizine. Levocetirizine is an orally active, potent, selective...
Montelukast is used to treat and prevent asthma . It will decrease the symptoms and the number of acute asthma attacks. However, this medicine should not be used to relieve an asthma attack that has already started. other api products : morantel citrate, morantel...