Azithromycin granules instruction

Ingredient

The main ingredient of this product is azithromycin.   
Chemical name: (2R, 3S, 4R, 5R, 8R, 10R, 11R, 12S, 13S, 14R) -13- [(2,6-dideoxy-3-methyl-3-O-methyl - α - L-ribopyranosyl) oxy] -2-ethyl-3,4,10-trihydroxy-3,5,6,8,10,14,14-heptamethyl-11- [[3,4,6-trideoxy-3- (dimethylamino) - β - D-xylo-pyranosyl] oxy] -1-oxa-6-azacyclopentadecane-15 one.     
Molecular formula: C38H72N2O12
Molecular weight: 749.00