Cyromazine (Rearguard®; Novartis) is licensed for use in rabbits as a preventative – it prevents the moult from L1 to L2 and has a ten week duration of action. | Cyromazine (Rearguard®; Novartis) is licensed for use in rabbits as a preventative – it prevents the moult from L1 to L2 and has a ten week duration of action. |