Hello aspirate 

Madras medical college, Chennai the minimum marks required for getting admission here under 85% state quota is 548 this year for general category students. For obc it's 499 , for SC 388 and for St it's 308 marks. For Pwd students the marks are low around 280+ .

For more details on this college visit the link below 

https://www.careers360.com/colleges/madras-medical-college-chennai/mbbs-course

Good luck