Fess Eucalyptus Spray 30 mlThe non medicated saline solution keeps your nasal passages moist and washes away allergens such as dust and pollen, and can be used as often as needed. It thins and clears excess mucus to help clear blocked noses. Use Fess Eucalyptus before your medicated nasal spray to clear excess mucus and aid effective penetration of the medicine. Product TypeNasal Spray TreatmentHay Fever, Nasal Congestion, Sinus Relief Ingredients Ingredients SODIUM CHLORIDE 7.