Amikin is the brand name for a type of antibiotic called Amikacin. Synonyms for Amikin include the generic name of the drug, Amikacin sulfate, as well as other antibiotics in the same class, such as Gentamicin and Tobramycin. These drugs are often used to treat serious infections caused by bacteria and are administered intravenously or by injection. Other antibiotics that may be used in place of Amikin include Ceftriaxone and Doxycycline. It is important to note that while these drugs may have similar properties and uses, they should always be taken as prescribed by a doctor and under medical supervision.