It is widely accepted that parental problem drug use can cause serious harm to children, from conception to adulthood. By working together, services can take practical steps to protect the children involved and improve their outlooks. Adult Drug Problems, Children's Needs supports practitioners in their work with families where parental drug misuse leads to concerns about children's welfare. The toolkit contains: summaries of the key messages for practitioners tools and tips to support effective practice useful information about a range of relevant topics training and development activities practice examples from around the UK. The toolkit is useful for all agencies involved with families of drug misusing parents, including children's social workers, substance misuse workers, primary care and school staff, criminal justice agencies, obstetric and paediatric teams, substitute carers and a range of voluntary and community services.