Amikacin, C22H43N5O13 molecule. It is aminoglycoside antibiotic, it exerts activity against more resistant gram-negative bacteria. Structural chemical formula and molecule model. Sheet of paper in a cage Amikacin, C22H43N5O13 molecule. It is aminoglycoside antibiotic, it exerts activity against more resistant gram-negative bacteria. Structural chemical formula and molecule model. Sheet of paper in a cage. Vector illustration