Dr. Hitt Sharma, MBBS, MBA in International Business, currently serves as the Additional Medical Director at Serum Institute of India Pvt. Ltd., located in Pune. In the past year, he successfully completed clinical trials for the Quadrivalent Human Papillomavirus (HPV) vaccine, Hexavalent vaccine, and Tdap vaccine, all of which received approval from the Drug Controller General of India (DCGI). Dr. Sharma boasts a prolific publication record, with over 50 articles and book chapters on vaccines and related subjects in reputable indexed journals. He also plays an active role in the Editorial and Review Boards of several prominent Indian and international scientific journals. As a dedicated professional, he maintains active memberships in various scientific societies both within India and abroad, focusing on clinical trials, pharmacovigilance, regulatory affairs, and scientific publications.