I will enlist down the available colleges which provide MSC in Drug Chemistry -

1. Vellore Institute Of Technology, Vellore
2. Stella Maris College, Chennai.
3. Sri Kaliswari College , Virudunagar
4. JSS college of pharmacy, Ooty
5. Shri Ramchandra Institute of research and higher education

Refer to the site below for more detailed information about the same -

https://pharmacy.careers360.com/colleges/list-of-pharmaceutical-chemistry-colleges-in-tamil-nadu

Best wishes. Thank you.