This natural nasal spray from A.Vogel provides quick, effective relief of catarrh, congestion and a runny nose. Whether it is a cold, flu or allergies that are irritating your nose and causing horrible congestion, the Sinuforce Nasal Spray can help. It reduces swelling of the mucous membrane which can cause a stuffy nose while also maintaining its protective properties. This spray contains 100% natural ingredients so it does not damage the nasal passage or cause further irritation. Enhanced with menthol, this nasal spray is suitable for longer term usage - up to 30 days.