Does not leave your dog drowsy or lethargic. MADE in the UK. Comes with supporting canine behaviour guide (eBook) that contains advice on common anxieties and behavioural issues that help you to work with your dog. Helping rescue dogs to settle more easily in their new home. Can help with separation anxiety, fear of storms and fireworks, Vet visits, big life changes, travel, sleep problems, fear of strangers and other behavioural issues. Premium all natural ingredients that help fearful and anxious dogs cope better in stressful situations.