Drug Safety Advisories from regulators appears to reduce physician prescribing by 5.8%. Data from a study of 2 dozen advisories in 4 countries, Canada, Denmark, US, and UK between 2009 and 2015. https://t.co/TB6IeH9eGS https://t.co/2BiJJqQfSQ https://t.co/H3xuzyPJNX