Doc's Remedies "Chill Out" Calming powder helps with calming support in felines for stress related behavior like: hyperactive or aggressive behavior, separation anxiety, travel & motion sickness, grooming, change in routine, urine marking, or other environmentally induced stress like storms or fireworks. Our All Natural formula helps support the nervous system, naturally reducing stress and tension in our loving dogs. Our formula works in as little as 15 minutes and is time released so it continues to work while you are away.