DNB stands for Diplomate of National Board, which is a post-graduate Masters degree awarded to specialist doctors in India after completion of a three-year residency. The DNB course is equivalent to the MD/MS degree and is approved by the Government of India. The National Board of Examinations (NBE), an autonomous academic body under the Ministry of Health and Family Welfare, Government of India, awards the DNB degree on successful completion of the postgraduate residency. The eligibility for the course is qualifying MBBS or equivalent examination with a minimum of 50% and above aggregate percentage along with passing the DNB-CET entrance test.
In summary, DNB in medical refers to a post-graduate degree awarded to specialist doctors in India after completion of a three-year residency, which is equivalent to the MD/MS degree and is approved by the Government of India.