Former prime minister Manmohan Singh’s condition is stable and he is under observation at the AIIMS, news agency PTI reported.
The PTI report quoted its hospital sources as saying that Singh was admitted to the hospital after suffering a reaction to a new medication and developing fever.
The 87-year-old Congress leader was admitted to the hospital on Sunday evening after he complained of uneasiness.
“Dr Manmohan Singh was admitted for observation and investigation after he developed a febrile reaction to a new medication,” the PTI sources said.
“He is being investigated to rule out other causes of fever and is being provided care as needed. He is stable and under care of a team of doctors at the Cardiothoracic Centre of AIIMS,” they said.
“All his parameters are fine. He is under observation at the AIIMS,” a source close to him has said.
Singh, a senior leader of the opposition Congress, is currently a Member of Rajya Sabha from Rajasthan. He was the prime minister between 2004 and 2014.
In 2009, Singh underwent a successful coronary bypass surgery at the AIIMS.
A number of leaders expressed have expressed concern over his health and wished him a speedy recovery.