**Amikacin: An Overview**
**Definition:**
Amikacin is a semi-synthetic aminoglycoside antibiotic derived from kanamycin. It is widely used for its potent antibacterial properties, particularly against Gram-negative bacteria.
**Function:**
Amikacin works by inhibiting bacterial protein synthesis, effectively stopping the growth and reproduction of susceptible bacteria. It is known for its broad-spectrum activity, making it effective against a variety of infections, including those caused by resistant strains.
**Applications:**
Amikacin is primarily used in the treatment of serious infections such as sepsis, respiratory tract infections, urinary tract infections, and infections of the central nervous system. It is also commonly employed in hospital settings for patients with compromised immune systems or those undergoing surgery.