In recent weeks, teachers have been forwarding emails from parents to Kelly Barlow-Eichman, the sole school nurse for the Shorewood, Wisc., school district, about possible behavioral struggles their children may be having in class. The emails, Barlow-Eichman said, read something like this: Hey, if you’re noticing some behavioral struggles, please know my child is not taking their medications. Or they are trying a different dose.