Acetylspiramycin is primarily used as an antibiotic in the treatment of various bacterial infections. It is particularly effective against Gram-positive bacteria and some Gram-negative bacteria. It is commonly prescribed for respiratory tract infections, skin and soft tissue infections, and certain sexually transmitted infections. Additionally, it is used in veterinary medicine to treat bacterial infections in animals. Its mechanism of action involves inhibiting protein synthesis in bacteria, thereby stopping their growth and reproduction. Acetylspiramycin is also known for its relatively mild side effect profile compared to other antibiotics, making it a suitable choice for patients with sensitivities to other medications. In some regions, it is utilized as an alternative to penicillin for individuals with penicillin allergies.