Hey!

According to the eligibility criteria for NEET 2021, the candidate must be an Indian or OCI. The minimum age limit age limit of the applicant is 17 years and maximum being 25 years, for the people belonging to general category.

Also, you must have secured at least 50% in your 10+2. NIOS candidates are also eligible to apply.

The details are mentioned below:

https://medicine.careers360.com/articles/neet-eligibility-criteria

Hope this answer helps!

There is no upper age limit criteria for neet therefore is what is you made the eligibility criteria you can appear for neet exam you considering class 12th you have to score in 50% in physics chemistry and biology and 50% overall for general category for PWD candidates it is 45% and for OBC SC ST category students it is 40% aggregate in class 12th so if you satisfy all about  then definitely you can appear for neet.