NLH - Mental health - Assessing the health and economic impact of galantamine treatment in patients with Alzheimer's disease in the health care systems of different countries The objective of the study was to estimate the long-term economic impact of treating patients with Alzheimer s disease with galantamine in seven health care systems. The health care systems studied were Australia, Canada, Finland, New Zealand, Sweden, the Netherlands and the UK. The prospective of the study was that of a comprehensive payer, including social services.