The British Horseracing Authority has found jockey Robbie Dunne guilty of bullying and harassing a fellow rider Bryony Frost.
He was charged with four counts of conduct prejudicial to horseracing, with the majority of the incidents taking place last year.
A further three charges of violent and threatening behaviour are yet to be considered by the disciplinary panel.
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He's been handed an 18-month ban, with three months suspended, by the British Horseracing Authority.
The majority of the incidents took place last year.
Bryony has thanked the "racing public" for their support.