Tobramycin base is a broad-spectrum antibiotic commonly used in the treatment of various bacterial infections, particularly those affecting the eyes and skin. It belongs to the aminoglycoside class of antibiotics and works by inhibiting bacterial protein synthesis, leading to bacterial cell death. Tobramycin base is available in different formulations, including eye drops, ointments, and injectables, allowing for versatile application depending on the infection type and severity.