Benzapen 12 Lac Injection contains Benzathine Benzylpenicillin (1,200,000 International Units), a long-acting depot penicillin antibiotic that slowly releases into the body over several weeks to eliminate bacterial infections by blocking cell wall synthesis.
Prevention of recurrent rheumatic fever and rheumatic carditis
Treatment of primary, secondary, and latent syphilis
Treatment and prevention of streptococcal upper respiratory tract and skin infections
Management of yaws and pinta
Adults: For rheumatic fever prevention, 1.2 million units (1 vial) injected deep intramuscularly once every 3 to 4 weeks. For syphilis, doses up to 2.4 million units may be required.
Children: Dosage is adjusted based on body weight, typically ranging from 0.3 to 1.2 million units.
Use as prescribed by a physician (Must be administered strictly via deep Intramuscular injection by a healthcare professional; never inject into a vein).
Moderate pain, swelling, and tenderness at the injection site
Mild, temporary low-grade fever
Nausea, vomiting, or diarrhea
Mild skin rash or hives