Afrin Sinus 12 Hour Nasal Spray. Oxymetazoline HCl nasal solution-nasal decongestant. Nasal spray. Fast, powerful congestion relief. Colds. Allergies. 12 Hour Relief. Relieves painful sinus pressure. #1 doctor & pharmacist recommended brand. Afrin sinus contains a special blend of ingredients which cools and soothes your sinuses. It starts to work in seconds providing 12 hours of nasal congestion relief without drowsiness. 12-hour relief from nasal congestion. Relief lasts all-day or all-night. Copyright & Distributed by MSD Consumer care, Inc. A subsidiary of Merck & Co., Inc., Whitehouse Station, NJ USA. All rights reserved. 100% recycled Paperboard. www.afrin.com. Uses: Temporarily relieves nasal congestion due to: Common cold. Hay fever. Upper respiratory allergies. Temporarily relieves sinus congestion and pressure. Shrinks swollen nasal membranes so you can breathe more freely. Questions or comments Call 1-800-317-2165.