Puressentiel Hypertonic Nasal Spray with 4 essential oils has an instant action and decongests from the first few minutes. • Unclogs the nose for easier breathing • Soothes irritated nasal mucous membrane • Moistens and cleanses blocked nasal cavities Hypertonic Nasal Spray is ideal for decongesting the nose in the event of hayfever, a cold, rhinitis, sinusitis or rhinopharyngitis, during periods of allergies and winter ailments with clinically proven effectiveness*. Its combination of hypertonic seawater and organic rosemary floral water with 4 essential oils, propolis and echinacea for a gentle, non-irritant and non-drying action on the nasal mucous membrane.