The policemen are Nayek Nazmul and Constable Asad.
A five-member probe body, headed by Tuhin Kanti Khan, Jailor of Jashore central jail, was formed in this connection.
Md Touhidul Islam, assistant superintendent of Jashore police, said they are trying to arrest the detainee. Divisional measures will be taken against the closed policemen, the official added.
According to the central jail, Md Sujon alias Shakil, accused in woman torture case, was admitted to the isolation unit of Jashore- 250 Bed Hospital with cold, fever and pain in the throat on April 10.
Meanwhile, doctors collected the samples of the detainee and sent to IEDCR for Coronavirus test.
Nayek Nazmul Islam, Constable Asad, Central Jail Assistant Prison Guard Shahjahan Hossain, Guard Sajjad Hossain, Monir Hossain and Saidul Islam were deployed for security of the detainee at the hospital.
However, the detainee managed to flee from the isolation unit by breaking the window of the hospital around 9:15 on Sunday night, sources added.