Adaptil - Refill (48ml)Use the ADAPTIL Calm Refill every month to continue to help your dog feel comforted and secure at home, in situations like staying alone, loud noises, visitors and fears. Brings you and your dog closer by creating a reassuring environment at home. Continuous effect, provides constant comfort for your dog. Clinically proven, veterinary used and recommended. Easy to use Just plug and play: screw the vial onto the electric diffuser unit, plug it into an