Hey Yojana as you said that you are medical student from nepal and you want to get admission in Banaras Hindu University, BHU in MD/MS program. The examination date for  this university is january6,2019 and the result date is january31,2019 so the admission is closed for this year. Though the admission is closed in this university you have to try other universities of India. There are some universities you have to consider about

University Of Medical Science, New Delhi

Banglore Medical College And Research Of India, BMCRI

Vardhman Mahavir Medical College, New Delhi

Government Medical College, Amritsar 

Maulana Azad Medical College, Delhi

Grant Medical College, Mumbai

MBBS, MD, MS, BDS Para Medical Engineering College, chennai

Post Graduate College Of Medical Education & Research, Chandigarh

Government Medical College, Kottayam

M.S Ramaiah Medical College, Bengaluru

Government Medical College, Patiala, Punjab

JLN Medical College, Ajmer

Army College Of Medical College, Delhi

Lady Hardinge Medical College, New Delhi

Chirstian Medical College & Hospital, Ludhiania, Punjab

King Gorge's Medical University, Lucknow, Utter Pradesh

Armed Force Medical College, Pune 

B J Medical College, Pune 

B J Medical College, Gujarat 

 Getting admission in MD/ MS is conducted by the National Eligibilty Cum Entrance Test, NEET. For the admission in 2019 session the application form is over and the entrance test is conducted on january 07,2019. So getting admission in Indian Governmnet Medical College you have to try for 2020session and keep view on apllication form from november 2019, so that you can apply on time.

good luck.