Established in 1953, Biological E Limited is a prominent producer of human vaccines including Tetanus, DT, DTP, Td HepatitisB, DTP-HepB-Hib Pentavalent, Hib, IPV, Japanese encephalitis, Measles, and Rubella, as well as Tetanus Antitoxin and Snake Antivenin. The company has obtained WHO prequalification for Tetanus, DTPHepBHib, JE, DTP, and Td. Additionally, they produce APIs such as Noscapine Base and HCL (Alkaloids) and Heparin Sodium, along with pipeline injectables like Heparin Inj, LMWH Enoxaparin, Dalteparin, Fosaprepitant, Daptomycin, Risperidone, and Paliperidone Palmitate.