For mbbs you need to apply to neet examination and clear it with marks good enough to get a seat in medical college , for appearing for neet you need to score certain minimum marks in hsc as follows

• First of all you need to pass 10+2 or equivalent with Physics, Chemistry, Biology/Biotechnology and English as core subject in both Classes 11 and 12 from a recognized board.
• Minimum marks in hsc for various categories UR(unreserved) - 50%, OBC/SC/ST - 40%, PWD - 45% (minimum aggregate marks only for PCB subjects)