Atrovent Nasal Forte relieves the symptoms of a persistent runny nose associated with allergic rhinitis (hayfever) & non-allergic non-seasonal rhinitis, and the common cold. Atrovent Nasal Forte relieves a runny nose by acting directly on the mucous glands of the nose to decrease watery secretions. Atrovent Nasal Forte is known as an anticholinergic medicine. It belongs to one of several types of medicines used to treat the symptoms of rhinitis and the common cold. Description The active ingredient in ATROVENT Nasal Spray is ipratropium bromide monohydrate. It is an anticholinergic agent chemically described as 8-azoniabicyclo (3.2.1) octane,3-(3-hydroxy-1-oxo-2-phenylpropoxy)-8-methyl-8-(1-methylethyl)-, bromide, monohydrate (endo,syn) -, (±)- :a synthetic quaternary ammonium compound, chemically related to atropine. Its structural formula is: Ipratropium bromide is a white to off-white, crystalline substance. It is freely soluble in lower alcohols and water, existing in an ionized state in aqueous solutions, and relatively insoluble in non-polar media. ATROVENT (ipratropium bromide) Nasal Spray 0.03% is a metered-dose, manual pump spray unit which delivers 21 mcg (70µL) ipratropium bromide per spray on an anhydrous basis in an isotonic, aqueous solution with pH adjusted to 4.7. It also contains benzalkonium chloride, edetate disodium, sodium chloride, sodium hydroxide, hydrochloric acid, and purified water.