Drugs.com:
Important Information
Hydroxychloroquine has not been approved to treat coronavirus or COVID-19. However, the FDA has authorized emergency use in adults and adolescents hospitalized with COVID-19. It is not yet known if hydroxychloroquine is an effective treatment for COVID-19. This use is still experimental.
Taking hydroxychloroquine long-term or at high doses may cause irreversible damage to the retina of your eye. Stop taking hydroxychloroquine and call your doctor at once if you have blurred vision, trouble focusing, distorted vision, blind spots, trouble reading, changes in your color vision, increased sensitivity to light.
