Puressentiel Respiratory Hypertonic nasal spray is ideal for decongesting the nose in the event of a cold, rhinitis, sinusitis or rhinopharyngitis, during periods of winter ailments & allergies. Clinically proven effectiveness from the very first minutes of congestion & nasal discharge. Soothes irritated nasal mucous membrane, reduction in cold symptoms, hydration & moistening of the nasal cavities.