A fluid dispenser head that is adapted to be assembled on a reservoir containing the fluid, so as to dispense the fluid selectively by a dispenser member, such as a pump or a valve, that is actuated by the dispenser head. The dispenser head includes a dispenser orifice, the dispenser head including a film that incorporates bactericidal and/or bacteriostatic agents, and the film being arranged in the proximity of the dispenser orifice.