A nebuliser device with a vibrating mesh, for administering medicaments, includes a casing, a nozzle, a nebuliser and a chamber that houses a medicament. The chamber housing a medicament is a disposable capsule forming an independent body that can be extracted from the casing of the device. The disposable capsule includes a connector for attaching to the nebuliser and to the casing. The connector allow the disposable capsule to be coupled to the nebuliser device or uncoupled therefrom.