COVID-19: reminder of the risks of chloroquine and hydroxychloroquine

5 June 2020 – EMA is reminding healthcare professionals to closely monitor patients with COVID-19 who are receiving chloroquine or hydroxychloroquine, given the serious side effects that can result from treatment with these medicines. For further information, see: https://www.ema.europa.eu/en/news/covid-19-reminder-risks-chloroquine-hydroxychloroquine.