Puressentiel Respiratory Hypertonic Nasal Spray Puressentiel Respiratory Hypertonic Nasal Spray is a decongestant for colds, rhinitis, sinusitis & rhinopharyngitis. The natural formula helps to unclog the nose so you can breathe easier, soothes irritated nasal mucous membranes & moistens & cleanses blocked nasal cavities. Puressentiel Respiratory Hypertonic Nasal Spray contains active ingredients of 100% natural origin including propolis, echinacea, essential oils & sea water. Puressentiel Respiratory Hypertonic Nasal Spray is a non-irritating formula that does not contain preservatives, synthetic perfumes or dyes.