Nasal allergies, dryness & hay fever. Sinus pressure & nasal stuffiness. Nasal symptoms from flu & cold. Nasal irritation from occupational & house dust, fumes, animal dander; grass, pollen, smoke, etc. Post-nasal drip & nasal congestion. Easy flow, no spill, no mess pot design. Soothing, non-burning and non-stinging nasal irrigation. Non-sedating. Excellent for cleansing prior to use of nasal spray and medications. Suitable for use after sinus surgery or during pregnancy; consult your physician with concerns. Easy to clean. Can be used as pH balanced, isotonic solution with one packet, or hypertonic extra-strength solution with two packets. Drug-free and preservative-free portable for travel.