I have taken ephedrine (in the form of ephedra tea) for nasal decongestion and increased focus. In my experience, it worked about as well for increased focus as caffeine (in the form of coffee) does, but caused more heart racing and jitters.
I have taken ephedrine (in the form of ephedra tea) for nasal decongestion and increased focus. In my experience, it worked about as well for increased focus as caffeine (in the form of coffee) does, but caused more heart racing and jitters.