Hello Arnab,

After completing your BSc. Course in Physics, there are many career opportunities open for you in medical field, such as M.Sc. Microbiology : It's a three-year program which requires B.Sc. degree from a recognised university with minimum 55% marks. The students must have Microbiology as their main subject with Physics and Chemistry as ancillary subjects. Bachelor of Physiotherapy a 4.5 years program  for that students need to pass the HSC examination with a minimum of 50% marks. The candidates must have Chemistry and Biology / Physics as their main subject with English as ancillary subject. M.Sc. Biochemistry : It's a 3-year course which is pursued by completing B.Sc. The students must have a 3-year graduation degree with Biochemistry or Chemistry as their main subject, as well as Biology as ancillary subject. The minimum score criteria to pursue this course is 55% marks in undergraduate.

These are the medical courses you can do after completing your bachelors in physics.

Good Luck