The Sydney Roosters have suspended Victor Radley for 10 matches without pay following media revelations he allegedly requested an illegal substance from former teammate Brandon Smith.

Radley will be unavailable for selection until round 11 next NRL season and will donate $30,000 to St Vincent's Hospital as part of his punishment.

The Roosters released a statement on Thursday afternoon describing the punishment as the "heaviest sanction ever imposed on a player in the club's history".

Smith appeared in Queensland's Southport Magistrates Court on Thursday , only days after text messages between the New Zealand international and Radley were leaked to the media.

Court documents detail police will allege Smith supplied cocaine to Radley while in Currimundi on Queensland's Sunshine Coast on

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