Gentamicin sulfate

Gentamicin sulfate, represented by the formula C21H43N5O7 for the base molecule (though it can vary as gentamicin is a mixture of several compounds), is a water-soluble salt form of gentamicin. It’s an aminoglycoside antibiotic used to treat a variety of bacterial infections, especially those caused by gram-negative bacteria. Gentamicin works by inhibiting bacterial protein synthesis.