[header] How to decongest your nose [title] Apply a warm washcloth to your nose and face several times a day. [step] The heat will open up your blood vessels and make it easier for fluid to escape. Place a washcloth in warm water but make sure that the water is not too hot so that you do not burn your skin. 
Ring out the excess water and then place the washcloth over your face and nose. Relax for about five to 10 minutes, and then remove the washcloth.