Hi

Assuming you from general category.

It's quite difficult to predict that whether you will get  seat or not as  cut off marks for medical colleges keeps changing every year  depending upon various factors like  number of students that appeared in the exam, kind of marks obtained by them , toughness level of the examination etc.

When we go through previous data then

> >>>>>> With 303 marks

You have low chance in government mbbs colleges.

Even for Government quota seat in private medical colleges your chances are very low.

For example,

in neet  2019,  452  marks for general category was the lowest mark to get a government quota mbbs seat in  a private Medical College,   under Tamilnadu  State quota and it was for Sri Muthukumaram Medical College and Hospital

https://medicine.careers360.com/articles/neet-cutoff-tamil-nadu

But yes,

You have chances in deemed universities for mbbs which are listed below along with their cut off marks in neet 2020,2nd round all india counselling conducted  for 100 % deemed university seats   :-

----------) Saveetha Medical College, Chennai:- 265 marks

----------) Dr. DYP Edu. Soc. Deemed Uni., Kolhapur:- 262 marks

----------) Vinayaka Missions Medical College and Hospital, Karaikal:- 257 marks

----------) Krishna Institute of  Medical Sc., Karad:- 253 marks

----------) JLN Medical College, Datta Meghe, Wardha:- 239 marks

And a few more

To get the  list of colleges in which you have chances, you can go through our college predictor at

https://medicine.careers360.com/neet-college-predictor?icn=QnA&ici=qna_answer

It gives you a personalized report with top college in which you have chances for admission , with the help of predicted colleges you can make better choice while filling your choices of colleges during your counselling

Thankyou