Biaxin Ingredients and Composition
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Biaxin Ingredients and Composition
Clarithromycin, the active ingredient in Biaxin, is a semi-synthetic macrolide antibiotic. Chemically, it is 6-0-methylerythromycin. The molecular formula is C38H69NO13, and the molecular weight is 747.96.
Biaxin (clarithromycin) is a white to off-white crystalline powder. It is soluble in acetone, slightly soluble in methanol, ethanol, and acetonitrile, and practically insoluble in water.
Biaxin is available as tablets and granules for oral suspension.
Each yellow oval film-coated Biaxin tablet contains 250 mg or 500 mg of clarithromycin and the following inactive ingredients:
- cellulosic polymers
- croscarmellose sodium
- D&C yellow no.10
- FD&C blue no. 1
- magnesium stearate
- povidone
- propylene glycol
- silicon dioxide
- sorbic acid
- sorbitan monooleate
- stearic acid
- talc
- titanium dioxide
- vanillin
The 250 mg Biaxin tablet also contains pregelatinized starch.
After constitution, each 5 ml of Biaxin suspension contains 125 mg or 250 mg of clarithromycin. Each bottle of Biaxin granules contains 1250 mg (50 ml size), 2500 mg (50 and 100 ml sizes) or 5000 mg (100 ml size) of clarithromycin and the following inactive ingredients:
- carbomer
- castor oil
- citric acid
- hydroxypropyl methylcellulose phthalate
- maltodextrin
- potassium sorbate
- povidone
- silicon dioxide
- sucrose
- xanthan gum
- titanium dioxide
- fruit punch flavor
There are no additional Biaxin ingredients.
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