Seats in Tamilnadu Govt. medical colleges under state quota for SC category 2018
It would be tough to provide you the exact no. of seats for SC category but The state quota seats for Tamil Nadu is 3,456 seats in medical colleges and 1,201 seats in dental colleges (government and private). You can check the further information with the given below link.
https://medicine.careers360.com/articles/tamil-nadu-mbbs-counselling
Good Luck!