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...
Levocetirizine is the R-enantiomer of cetirizine. Levocetirizine is an orally active, potent, selective and long acting H1 -histamine receptor antagonist with no anticholinergic activity. No tissue distribution data are available in humans....