Hi Gayatri 

In order to get admission in MBBS course in under graduation in all medical colleges of India (except those established by AIIMS New Delhi and JIPMER Puducherry), you will be required to appear for NEET entrance exam.

Registrations for NEET 2018 entrance exams are likely to begin from the end of the month of January 2018. The link to register for NEET 2018 will also be made available on careers360 website. You can track all about NEET entrance exam here.

AIIMS MBBS registrations will start from February, 2018.

And JIPMER MBBS registrations will start from March 7, 2018.

For AIIMS MBBS and JIPMER MBBS exam, you may follow the following links to keep a track of the same.

AIIMS MBBS - https://medicine.careers360.com/articles/aiims-mbbs

JIPMER MBBS - https://medicine.careers360.com/articles/jipmer-mbbs

I hope it helps!

Good Luck.