Sonam Wangchuk forcefully taken to hospital from hunger strike: Can police legally do that? What law says

Wangchuk's wife, Geetanjali J Angmo, has appealed that no medicine or fluids should be administered orally or intravenously without the consent of Wangchuk, his family and the doctors monitoring his health. 

Sonam Wangchuk forcefully taken to hospital from hunger strike: Can police legally do that? What law says
Wangchuk's wife, Geetanjali J Angmo, has appealed that no medicine or fluids should be administered orally or intravenously without the consent of Wangchuk, his family and the doctors monitoring his health.