The former cricketers had first written to the Pakistan government in February this year. The latest letter comes after concerns that the recent medical process involving Imran Khan did not fully follow the directions of Pakistan's Supreme Court.

Twenty-one former international cricket captains have once again written to Pakistan Prime Minister Shehbaz Sharif, seeking proper medical treatment and welfare for former Pakistan captain and Prime Minister Imran Khan. There are three former Indian Cricket Team captains among the signatories.

The former cricketers had first written to the Pakistan government in February this year. The latest letter comes after concerns that the recent medical process involving Imran Khan did not fully follow the directions of Pakistan's Supreme Court.

The Supreme Court had ordered that Khan be taken to hospital and examined by a medical board that included his own doctors. It had also restored weekly family visits.

However, according to the letter, Khan stayed in hospital for only a few hours and was examined by a different with state-appointed team before being sent back to Adiala Jail.