Cefmenoxime hydrochloride is primarily used as an antibiotic in the treatment of various bacterial infections. It is effective against a wide range of Gram-positive and Gram-negative bacteria, making it useful in treating respiratory tract infections, urinary tract infections, and skin infections. Additionally, it is employed in managing septicemia and intra-abdominal infections. Its broad-spectrum activity and stability against beta-lactamases make it a reliable option in clinical settings, particularly when dealing with resistant bacterial strains. It is often administered intravenously or intramuscularly to ensure rapid and effective delivery in severe infections.