12 Natural Treatment Tips for Colds and Flu #1 Know When not to Treat Symptoms. #2 Blow Your Nose Often (and the Right Way) #3 Treat That Stuffy Nose With Warm Salt Water. #4 Stay Warm and Rested. #5 Gargle. #6 Drink Hot Liquids. #7 Take a Steamy Shower. #8 Use a Salve Under Your Nose. More items... Jul 28, 2021