Nasal Allergy Symptom Controller. Cromolyn Sodium Nasal Solution USP. Safe for Ages 2 Years & Older. Full prescription strength. 100 Metered sprays. Each Spray Delivers: 5.2 mg Cromolyn Sodium. Prevents and Relieves Nasal Allergy Symptoms: Runny/Itchy nose; Sneezing; Allergic stuffy nose. What Makes NasalCrom Unique? Nasal Allergy Symptoms Prevention - NasalCrom can prevent nasal allergy symptoms when used before exposure to the cause of your nasal allergies, and will build protection against future symptoms as long as you continue to use NasalCrom as directed. Effective Relief - NasalCrom provides original prescription-strength relief of nasal allergy symptoms, including congestion, sneezing and runny or itchy nose. Works Only in Your Nose - NasalCrom is a nasal spray that works only in your nose - where nasal allergens attack. It helps to stop the cells in your nose from reacting to pollen, pet dander, and other allergens, so you don't experience nasal allergy symptoms. Safe: No drowsiness; No jitters; No rebound nasal congestion; Safe to use with other medicines including other allergy medicines; Non habit forming; Safe to use throughout your allergy season; Good for year-round allergies; Safe for children as young as two years old. Active ingredient made in the United Kingdom. Finished product manufactured in France.