VETIQ Serene-UM is formulated with natural ingredients for hyperactive or nervous dogs. It has been recommended by Veterinarians to ensure your pet remains calm during periods of stress and anxiety, without having a sedative effect. VetIQ Serene-UM naturally calms and helps pacify pets without sedating or impairing learning systems in the brain. This means it not only helps them at the time but also aids the learning process so they can cope better in the future. VetIQ Serene-UM is a tasty tablet which can be given whole or crushed over food. Starts working 6-8 hours but for maximum effect allow 24-36 hours. VetIQ Serene-UM is totally safe and effective and can be used for prolonged periods of time.