Panaji police inspector Rajendra Prabhudesai told PTI that Mahendra Singh, who was in police custody till September 2, was admitted to the Goa Medical College (GMC) after he complained of chest pain.
"He was shifted to GMC last night," Prabhudesai said.
Singh was arrested with five others on Monday under the Immoral Traffic Prevention Act after the police found him with six girls during a raid on the dance bar.
Singh has been suspended from the Samajwadi Party after his arrest in Goa.