You can apply for NEET Entrance Exam. As per the eligibility you should have minimum 50% PCB aggregate score in class 12th as a general category & 40% as a reserved category.

The age limit- As a General Category you should not be more than 25 years & as a reserved category should not be more than 30 years. You can check the furtehr eligibility with the given below link.

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

Good Luck!