Get up to 12 hours of long-lasting relief from severe nasal congestion and breathe better. Theraflu Severe Congestion Relief Nasal Mist is easy-to-use and formulated with Oxymetazoline HCL. This nasal decongestant reduces swelling in nasal passages to provide fast-acting relief that lasts all day. Featuring a breakthrough design with a one-press button, Theraflu Severe Congestion Relief Nasal Mist is comfortable to use and has a 2X shorter nozzle vs. the leading nasal mist. The easy, one-thumb button triggers a controlled dose of ultra fine mist that unblocks in seconds. Adults and children over 12 years of age should use 2 sprays in each nostril of Theraflu Congestion Relief Nasal Mist every 10-12 hours to temporarily relieve nasal congestion due to: Common cold Hay fever Upper respiratory allergies Children between the ages of 6 and 12 years old may use this product with proper adult supervision. Children under 6 years old should consult with a doctor before use. Do not exceed 2 doses in 24 hours.