The invention relates to a device for dispensing a fluid product, comprising a body (1), a reservoir (10) containing the fluid product, a nasal dispensing head (20) provided with a dispensing opening (21), and dispensing means (12) for dispensing at least part of said fluid product through said dispensing opening (21) during an actuation, said device comprising a mouthpiece (50) which is detachably arranged around said nasal distribution head (20).Dispositif de distribution de produit fluide, comportant un corps (1 ), un réservoir (10) contenant du produit fluide, une tête de distribution nasale (20) pourvue d'un orifice de distribution (21), et des moyens de distribution (12) pour distribuer au moins une partie dudit produit fluide à travers ledit orifice de distribution (21) lors d'un actionnement, ledit dispositif comportant un embout buccal (50) disposé de manière amovible autour de ladite tête de distribution nasale (20).