 Eventually, she retired from politics and took up social work.Tarkeshwari Sinha, had set up a hospital, in Tulsigarh,in the memory of her brother Capt Girish Nandan Singh, pilot with Air India who died in an air crash in New Delhi.She had raised nearly Rs 25 lakh, a big sum in those days, for the construct of the two floored hospital where treatment was almost free.