Rupa, even Open School Candidates are eligible for NEET subjective to Age and aggregate criteria. You should be 17 years atleast by December 31st of 2020 and you should secure a minimum aggregate of 50% in Physics, Chemistry and Biology. It is 50% for General Category, 45% for PWD and 40% for OBC,SC,ST. If you meet the eligibility criteria, you can appear for NEET and if you get a seat, you can take admission in MBBS. Use the link: https://ntaneet.nic.in/Ntaneet/Registration/NewReg.aspx fore registering. You can check the complete application process at our page, https://medicine.careers360.com/articles/neet-application-form.