To be eligible for the D Pharma degree at B.R. Nahata College of Pharmacy - Diploma in Mandsaur, candidates must have completed their 10+2 education with a minimum of 50% aggregate marks in the science stream, with Physics, Chemistry, and Biology/Mathematics as compulsory subjects. Additionally, candidates must also clear any entrance exams or interviews conducted by the college for admission. It is important for applicants to meet the eligibility criteria set by the college to ensure a smooth admission process and successful completion of the D Pharma degree program.