NEET

These marks are enough to qualify the exam but you didn't get government seat in these marks. You have to score above 500 marks to get government medical college seat. In these marks you can apply for private colleges. 

PK DAS Institute of Medical Sciences - Hospital and Medical College is a revered college for Medical studies. Candidates get admitted to the college according to their NEET exam scores. Even while a NEET score of 300 is not bad, it might not be sufficient to gain admission to the college. Nonetheless, several medical schools admit students with 300–400 NEET UG scores. However, aspirants must pass Class 12 with at least 50% aggregate in the PCB stream in order to be eligible for most of the medical schools. 

Yes, students can take admission to a private medical college with a score of 300 in NEET. To get into a government medical college, scores above 600 are generally required. NEET cutoff rankings for government colleges are released after the institute's (round) counselling. Hence, a score of 300 would likely not get candidates into a government medical college. Based on last year's trends, cutoff marks were between 500 and 700 and above.