Rhophylac 300mcg (1500 IU) is a human anti-D immunoglobulin injection (300 mcg per 2 mL) used to prevent Rh isoimmunization in Rh-negative mothers carrying Rh-positive babies and treat Immune Thrombocytopenic Purpura (ITP) in Rh(D)-positive patients. It is administered intravenously or intramuscularly, typically at 28–30 weeks gestation or within 72 hours postpartum.





