Reduces duration of the common cold. Reduces severity of cold symptoms: dry, scratchy throat; runny nose; watery eyes; sneezing; nasal congestion. Formulated to shorten the duration of the common cold and may not be effective for flu or allergies. The only clinically proven cold shortening nasal spray. With cooling menthol and eucalyptus. Zinc-free. Plant-derived active ingredients. This product is not required to go through the FDA's New Drug Application approval process.