It’s understood the video is a number of years old and Norman’s former club Parramatta knew of the video’s existence.
The Eels had informed the NRL’s integrity unit at the time.
The leaked video shows an old man snorting a white powder in a hotel room and was reportedly sent to teammates and other NRL players via Snapchat.
Read the full statement below:
The Dragons informed the NRL Integrity Unit on Monday afternoon.
The Integrity Unit have since confirmed they have previously been made aware of the footage and dealt with it accordingly at the time.
The club will make no further comment.