If you are at an office or shared network, you can ask the network administrator to run a scan across the network looking for misconfigured or infected devices. Our editors will review what you’ve submitted and determine whether to revise the article. Pictures of plaquenil rash Plaquenil psoriatic arthritis Chloroquine is used to prevent or treat malaria caused by mosquito bites in countries where malaria is common. Malaria parasites can enter the body through these mosquito bites, and then live in body tissues such as red blood cells or the liver. Uses. Chloroquine is used to prevent or treat malaria caused by mosquito bites in countries where malaria is common. Malaria parasites can enter the body through these mosquito bites, and then. Chloroquine should be used with caution in patients with cardiac disease, a history of ventricular arrhythmias, uncorrected hypokalemia and/or hypomagnesemia, or bradycardia 50 bpm, and during concomitant administration with QT interval prolonging agents due to potential for QT interval prolongation see WARNINGS, PRECAUTIONS, Drug Interactions, ADVERSE REACTIONS and OVERDOSAGE Chloroquine is administered orally as chloroquine phosphate. Join Britannica's Publishing Partner Program and our community of experts to gain a global audience for your work! Chloroquine, introduced into medicine in the 1940s, is a member of an important series of chemically related antimalarial agents, the quinoline derivatives. What is chloroquine used for Chloroquine Side Effects Common, Severe, Long Term -, Chloroquine Oral Uses, Side Effects, Interactions. Effects of hydroxychloroquineHair loss on hydroxychloroquine when does the hair grow backWhat side effects does chloroquine phosphate in fish Chloroquine is the generic form of the brand-name prescription medicine Aralen, which is used to prevent and treat malaria — a mosquito-borne disease caused by a parasite — and to treat. Chloroquine Aralen - Side Effects, Dosage, Interactions.. Chloroquine - FDA prescribing information, side effects and uses. CHLOROQUINE AS POSSIBLE TREATMENT FOR COVID-19 Education News. Chloroquine is used to treat and to prevent malaria. Chloroquine is also used to treat amebiasis infection caused by amoebae. Chloroquine may also be used for purposes not listed in this medication guide. Chloroquine is a drug that has been used extensively to prevent and treat malaria. In some parts of the world, it is still effective. In much of the world, however, resistance has developed among the parasites that cause malaria, particularly against the major strain. Other drugs are now frequently used to treat this disease. Chloroquine should be used with caution in patients with known porphyria cutanea tarda. Chloroquine can be used to treat porphyria cutanea tarda, but in a very low dose 125 mg twice weekly as a dosage of 250 mg/day can trigger a porphyria crisis, which can be fatal.