Premium Anti-Anxiety Calming Formula Helps Manage Behavior Issues Caused by Environmental Stress * Helps pets with stress during thunderstorms, separation anxiety, destructive & aggressive behavior, nervousness & urine marking * Does not cause adverse side effects, addiction, drowsiness or impair motor skills. * Contains NO potentially harmful herbal ingredients (Kava Kava, Valerian, St. Johns wort, etc.) or sedation drugs. * Liquid medication easily mixed with food or treats. Can be used daily or just when your pet experiences temporary increased anxiety or stress.