Biological E. Limited
|Headquarters||Hyderabad, Andhra Pradesh, India|
|Key people||Mahima Datla (Managing Director)|
Biological E limited is a privately held biopharmaceutical company based in Hyderabad, Andhra Pradesh, India. It specialises in the areas of low-cost vaccine production.
The company was founded by Dr. D.V.K. Raju and Mr. G.A.N. Raju in 1953 as Biological Products Private Limited. It was among the first private sector companies in India to manufacture biological products.  It pioneered Heparin production in India.
In 1964, Evans Medicals, a U.K based Pharma Company, which later got merged with Glaxo SmithKline acquired 40% stake in the company, which was subsequently bought back by the promoters in 1995.
During 1960s and 70s, Biological E developed formulations in cough and digestive enzymes, started manufacturing anti-tetanus serum, and launched anti-TB drugs, TT and DTP vaccines.
By the turn of the new millennium, Biological E embarked upon the journey to specialise in low cost vaccines manufacturing. The company started manufacturing its flagship vaccine product, Pentavalent (DTP Hib HepB) in 2008. Biological E is a major supplier of vaccines to international development and aid organisations such as WHO, UNICEF, BMGF.
Awards and Recognition
- May 2014: Outstanding Exports Award (Gold) - Pharmaceutical Export Promotion Council of India – Pharmexil 
- Feb 2014: ISO 14001:2004 and OHSAS 18001:2007 
- "Biological E cuts children's vaccine price by 30%". thehindubusinessline.com/. Retrieved 19 April 2013.
- "Biological E Limited". icra.in. Retrieved 13 March 2012.