Colistimethate Pregnancy and Breast Feeding Warnings

Colistimethate is also known as: Coly Mycin M, Coly-Mycin M

Overview

If you become pregnant while taking Colistimethate , discuss with your doctor the benefits and risks of using Colistimethate during pregnancy. It is unknown if Colistimethate is excreted in breast milk. If you are or will be breast-feeding while you are using Colistimethate , check with your doctor or pharmacist to discuss the risks to your baby.

Colistimethate Pregnancy Warnings

Colistimethate has been assigned to pregnancy category C by the FDA. In animal studies, colistimethate was teratogenic and embryotoxic in rabbits, but not teratogenic in rats. There are no controlled data in human pregnancy. Colistimethate crosses the placenta and should only be given during pregnancy when benefit outweighs risk.

Colistimethate Lactation Warnings

Colistimethate is excreted into human milk in small amounts (milk-to-plasma ratio 0.17 to 0.18). The possibility of bowel flora modification and interference with culture results should be considered. The manufacturer recommends that caution be used when administering colistimethate to breast-feeding women.

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