Gentosep??is Gentamicin Sulfate which is a water soluble antibiotic of the aminoglycoside group, active against a wide variety of pathogenic gram-positive and gram-negative microorganisms.Gentosep??cream is indicated for the topical treatment of the primary and secondary bacterial infections of the skin caused by the organisms sensitive to Gentamicin. Gentosep may clear infections that have not responded to other topical antibiotics.