The Rajendra Memorial Research Institute of Medical Sciences (ICMR-RMRIMS), which is located at Agam Kuan, Patna, Bihar, India is a permanent research institute of the Indian Council of Medical Research, New Delhi and an autonomous body of Ministry of Health and Family Welfare, Government of India.

It is named after the memory of the first president of Republic of India, Dr. Rajendra Prasad.

The institute has been accorded affiliation by University of Calcutta for Ph.D and other academic activities.

A few decades ago, the institute did a yeoman's job in inventing medicines for coal mine workers of Dhanbad.

Pioneered by Dr. (Late) Harkirat Singh, the institute invented a medicine for coal miners' pneumoconiosis, an illness very similar to asthma.