Bicillin C-R 900/300 Penicillin G Bezathine & Penicillin G Procaine For Injection Prefilled Syringes 2 mL x 10, Adult (Rx) **Refrigerated**Bicillin C R 900 300, a combination of Penicillin G Benzathine and Penicillin G Procaine, is used to treat moderate to severe infections caused by penicillin sensitive microorganisms. This injection is especially effective against respiratory tract infections, skin and soft tissue infections, and certain sexually transmitted infections like syphilis. The combination allows for both immediate and prolonged release action, ensuring sustained antibiotic