
The Side Effects of Chloroquine and Hydroxychloroquine
Two old drugs used for malaria, chloroquine and hydroxychloroquine, are being studied for their potential to treat coronavirus disease of 2019 (COVID-19). Side effects from these drugs can be very serious and include irregular heart rhythms that can result in death. Check state COVID-19 website resources and telephone hotlines for more information about COVID-19 in your area.