This story is part of Forbes’ coverage of India’s Richest 2025. See the full list here.

Brothers Sudhir and Samir Mehta are riding the momentum of India’s ambition to become the world’s pharmacy. In June, Torrent Pharmaceuticals, the flagship of their Ahmedabad-based Torrent Group, agreed to buy U.S. private equity giant KKR’s 46% stake in rival JB Chemicals & Pharmaceuticals for 119 billion rupees ($1.3 billion), valuing the firm at $3 billion. This was followed by a mandatory open offer to buy an additional 26% stake for around 68 billion rupees, setting the stage to merge Mumbai-based JB Pharma with Torrent.