Homeopathic. 100% natural active ingredients. Non-drowsy formula. Relieves allergic congestion, itching & runny nose. Original Swiss formula. Soothe and relieve the symptoms of seasonal and environmental allergies with Similasan's non-drowsy Hay Fever Relief nasal mist. Similasan's Hay Fever Relief gentle nasal mist stimulates the body's natural ability to relieve allergic congestion, itchy, runny nose and rhinitis causal by pollen, pet dander, dust and mold spores. For over 25 years our Original Swiss Formulas - made with 100% natural active ingredients - have been providing families with remedies that are naturally effective and safe and have no known side effects or drug interactions. Our nasal mists are non-habit forming and will not cause reliance or a rebound effect. Active ingredients are microdiluted in accordance with the Homeopathic Pharmacopoeia of the United States, and are therefore non-toxic and have no known side effects. Made in Switzerland.