Osmania Medical College is one of the Top GMCs of Telangana. 15% of the seats are filled through All India Quota and the rest 85% of the seats are filled through State Counselling. You haven't mentioned your Category. Nevertheless, in 2019, under State Quota, the cut off for Osmania Medical College across various Categories have been as follows:

General Category: 592

SC:490

ST: 516

OBC: 504

Now this is 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. Anything less than 500 will not get you a seat in Osmania Medical College.There is no Management Quota either for trying to get a seat with low marks. So depending on your Category, you should target to score more than 50 marks than those mentioned against your Category here. And if you are preparing for NEET, you may as well try our NEET Knockout package: https://learn.careers360.com/knockout-neet-may/ . And because you have 2 more months to prepare for NEET, you may as well use this opportunity.