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Erythrocin Lactobionate

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Erythrocin Lactobionate

Erythrocin™ Lactobionate – IV
Sterile Erythromycin Lactobionate, USP

To reduce the development of drug-resistant bacteria and maintain the effectiveness of erythromycin and other antibacterial drugs, erythromycin should be used only to treat or prevent infections that are proven or strongly suspected to be caused by bacteria.


Erythromycin is produced by a strain of Streptomyces erythraeus and belongs to the macrolide group of antibiotics. It is basic and readily

forms salts with acids. Erythrocin Lactobionate (erythromycin lactobionate for injection, USP), is a soluble salt of erythromycin suitable for intravenous administration. It is available as a sterile, lyophilized powder in vials containing the equivalent of 500 mg of erythromycin activity. It is prepared as a solution and lyophilized in its final container.

Erythromycin lactobionate is chemically known as erythromycin mono (4-0-β-D-galactopyranosyl-D-gluconate) (salt). The structural formula is:

Erythrocin™ Lactobionate - Structural Formula Illustration

Last reviewed on RxList: 10/30/2013
This monograph has been modified to include the generic and brand name in many instances.

Report Problems to the Food and Drug Administration


You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.

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