#
Chloroquine
  • Drugs A to Z

Chloroquine

Generic name: chloroquine [ KLOR-oh-kwin ]
Brand names: Aralen Phosphate, Aralen Hydrochloride
Dosage form: oral tablet (250 mg; 500 mg)
Drug classes:Amebicides, Antimalarial quinolines

Medically reviewed by Drugs.com on Jun 6, 2022. Written by Cerner Multum.

What is chloroquine?

Chloroquine is used to treat or prevent malaria, a disease caused by parasites that enter the body through the bite of a mosquito. Chloroquine is not effective against all strains of malaria, or against malaria in areas where the infection has been resistant to a similar drug called hydroxychloroquine.

Chloroquine is also used to treat amebiasis (infection caused by amoebae).

Chloroquine may also be used for purposes not listed in this medication guide.

Warnings

Chloroquine can cause dangerous effects on your heart, especially if you also use certain other medicines. Seek emergency medical attention if you have fast or pounding heartbeats and sudden dizziness (like you might pass out).

Taking chloroquine long-term or at high doses may cause irreversible damage to the retina of your eye that could progress to permanent vision problems. You may not be able to use chloroquine if you have a history of vision changes or damage to your retina.

Stop taking chloroquine and call your doctor at once if you have blurred vision, trouble focusing, distorted vision, blind spots, trouble reading, hazy or cloudy vision, increased sensitivity to light.

Before taking this medicine

You should not use this medicine if you are allergic to chloroquine or hydroxychloroqui...