Sinex spray is an over-the-counter nasal spray that helps relieve the nasal stuffiness that often accompanies colds, hay fever, or other respiratory allergies. The Sinex line of products alleviates sinus pressure and shrinks swollen nasal membranes to help you breathe freely fast - no matter how stuffy you may be. The active ingredient in Sinex spray is oxymetazoline HCI (a nasal decongestant). Sinex Severe Original Ultra Fine Mist Nasal Spray starts working in seconds to relieve the sinus and nasal congestion that often accompanies colds or allergies – so you can breathe freely fast. The active ingredient oxymetazoline HCl is an effective nasal decongestant and works for 12 hours for long-lasting relief of nasal stuffiness and sinus pressure.Ingredients: Active Ingredients: Oxymetazoline HCl (0.05%). Purpose: Nasal Decongestant. Inactive Ingredients: Benzalkonium Chloride, Benzyl Alcohol, Citric Acid Anhydrous, Edetate Disodium, Fragrance, Polysorbate 80, Purified Water, Sodium Citrate, Sorbitol. Ask a doctor before use if you have: heart disease, thyroid disease, diabetes,high blood pressure, trouble urinating due to enlarged prostate gland. When using this product: do not exceed recommended dosage, do not use this product for more than 3 days. Use only as directed. Frequent or prolonged use may cause nasal congestion to recur or worsen, temporary discomfort such as burning, stinging, sneezing, or increased nasal discharge may occur, use of this container by more than one person may spread infection. Stop use and ask a doctor if: symptoms persist. If pregnant or breast-feeding, ask a health professional before use. Keep out of reach of children. If swallowed, get medical help or contact a Poison Control Center right away.Active ingredient: Oxymetazoline HCl 0.05% Inactive ingredients: Benzalkonium Chloride, Benzyl Alcohol, Citric Acid Anhydrous, Edetate Disodium, Fragrance, Polysorbate 80, Purified Water, Sodium Citrate, SorbitolStatements regarding dietary supplements have not been evaluated by the FDA and are not intended to diagnose, treat, cure, or prevent any disease or health condition.