Antidepressants are widely used for depression and anxiety. Guidelines recommend that an antidepressant should be continued for at least six months after people start to feel better, and for at least two years if they have had two or more periods of depression. Many people take antidepressants for much longer. Ellen Van Leeuwen and Mark Horowitz,...

COVID-19 is an infectious respiratory disease caused by a coronavirus called SARS-CoV-2. If the infection becomes severe, people may need intensive care and support in hospital, including mechanical ventilation.Drugs used for other diseases were tried out in COVID-19, and this included chloroquine, used for malaria; and hydroxychloroquine used for...