Hi,

All the top semi government or government medical colleges in India give admissions  based on the marks obtained by the student in the NEET examination.

Eligibility criteria for neet is:

Candidate should have attained 17 years of age as on December 31 of the year of admission and should not exceed 25 years

Candidate must have passed Class 12 or equivalent examination by securing the minimum qualifying percentile in Physics Chemistry and Biology.

For more detailed information. Kindly go through this link:

https://www.google.com/amp/s/medicine.careers360.com/articles/neet-eligibility-criteria/amp

I hope it helps you.

Happy learning!!