Midfielder Yahaya Mohammed failed to join the Asante Kotoko team for their trip to Tamale for their pre-season camp on Wednesday.
The 25-year-old is yet to complete his mandatory medicals before being allowed to join his colleagues in camp.
Yahaya has had issues with his health in recent times.
He however just like any Kotoko player must pass a club medical before being re-admitted into the squad.
The former OGC Nice player spent last season on loan at Amidaus Professionals where he excelled to seal a return to Kotoko.
His is expected to use his immense experience to help the side to another successful Premier League campaign which kicks off on September 15.