Decongestants are a type of medicine that can provide short-term relief for a blocked or stuffy nose, such as when you have the cold or flu - but the NHS has warned who should avoid them.
For people looking for help, the U.S. Centers for Disease Control (CDC) Guidance, ‘Relief for Symptoms of Colds and Coughs’, ‘instructions’ say to ‘use saline nasal spray to relieve congestion.’ i ...