With a score of 450, your rank might be approximately between 82216-89872 . This is an expected rank range: https://medicine.careers360.com/articles/neet-result-marks-vs-rank . Now regarding the Colleges that you may have a shot at, you can only participate in Management Quota seats of other Colleges while you can participate in the Government Quota of Private Medical Colleges of MP. But 450 is a less score for a seat in both MBBS/BDS.  Having said that, this is based on 2019 data and cut offs change every year. Cut offs change every year depending on various factors such as no.of Candidates appearing for the exam, no.of Candidates qualified, top NEET score and difficulty of the exam. For a complete list of colleges that you may have a shot at, please use our College predictor: https://medicine.careers360.com/neet-college-predictor?icn=QnA&ici=qna_answer