I Nem 500mg/500mg Injection is a combination antibiotic formulation containing Imipenem 500mg and Cilastatin 500mg, indicated for the treatment of severe bacterial infections caused by susceptible organisms. Imipenem, a broad-spectrum carbapenem antibiotic, exhibits potent bactericidal activity by inhibiting bacterial cell wall synthesis. Cilastatin is a renal dehydropeptidase inhibitor that prevents the enzymatic degradation of imipenem in the kidneys, thereby enhancing its therapeutic efficacy and prolonging its half-life. This injection is effective against a wide range of Gram-positive and Gram-negative aerobic and anaerobic pathogens, including multidrug-resistant strains. I Nem 500mg/500mg Injection is primarily administered intravenously and is suitable for treating complicated intra-abdominal infections, urinary tract infections, respiratory tract infections, septicemia, skin and soft tissue infections, and bone and joint infections. Dosage and duration of therapy should be individualized based on the severity of infection, renal function, and patient response. Caution is advised in patients with hypersensitivity to beta-lactam antibiotics, and monitoring for potential adverse effects such as hypersensitivity reactions, gastrointestinal disturbances, and seizures is recommended. This combination therapy offers a valuable option in managing serious infections where monotherapy may be insufficient.