Maybe It's Medicine, Maybe It's Make-believe

The small vial of white powder is “Matt J. Johnson’s Hay Fever, Catarrh, and Flu Remedy.” Catarrh is the excessive buildup and/or excretion of mucus in the nostrils and throat. Johnson worked out of Eau Claire, WI. This powder was meant to be sniffed to help alleviate symptoms. It could also be dissolved in warm water to be used as a mouthwash to cure foul breath.