Our Lung Clearing Nasal Spray contains quercetin, elderflower, and ancient well grass. It can remove waste from the lungs, stay in the lungs for more than two hours after inhalation, dilute mucus and remove dirt, and expel sputum from the body, effectively purifying and nourishing the lungs. Its use is simple: after cleaning the nasal cavity, shake the product, remove the lid, insert the product into the nostril, inhale for a few seconds, exhale, and do the same with the other nostril. Effective treatment of chronic pharyngitis pulmonary nodules and pulmonary dysfunction, significantly alleviating respiratory allergies and asthma caused by environmental factors.