Sentry Calming Spray is proven to effectively modify behavioral problems in dogs that are caused by stress such as anxiety, phobias, travel, thunderstorms, fireworks, and new social interaction. * Can be used without long term side effects and can be used on dogs of all breeds and ages. * Sentry Calming Spray mimics the pheromones that the mother dog produces to calm her puppies. * These pheromones are recognized throughout life. * The lavender and chamomile provide a soothing fragrance.