Plaquenil is used to treat or prevent malaria, a disease caused by parasites that enter the body through the bite of a mosquito. Malaria is common in areas such as Africa, South America, and Southern Asia. Plaquenil lichen sclerosus Chloroquine phosphate anemones Plaquenil and vision Plaquenil is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. Important information Taking Plaquenil long-term or at high doses may cause irreversible damage to the retina of your eye. Hydroxychloroquine Plaquenil, chloroquine Aralen, and quinacrine Atabrine are medications that were originally used to prevent or treat malaria. However, during World War II it was also found that these medications were effective in treating the symptoms of lupus. It can reduce skin problems in lupus and prevent swelling/pain in arthritis, though it is not known exactly how the drug works. How to use Plaquenil Hydroxychloroquine is usually taken with food. Plaquenil is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. This medicine is not effective against all strains of malaria. Plaquenil prevent lupus Immune & Autoimmune - Lupus Flares While Taking Plaquenil, Treating Lupus with Anti-Malarial Drugs Johns Hopkins. Plaquenil eye problems reversibleHow to pronounce chloroquine Description and Brand Names. Drug information provided by IBM Micromedex US Brand Name. Plaquenil; Descriptions. Hydroxychloroquine is used to treat malaria. It is also used to prevent malaria infection in areas or regions where it is known that other medicines eg, chloroquine may not work. Hydroxychloroquine Oral Route Description and Brand Names.. Plaquenil Oral Uses, Side Effects, Interactions.. Plaquenil What You Need to Know - Kaleidoscope Fighting Lupus. These medications may also prevent lupus from spreading to certain organs, such as the kidney and central nervous system your brain and spinal cord and may help to reduce flares by as much as 50%. Plaquenil and other anti-malarials are the key to controlling lupus long term, and some lupus patients may be on Plaquenil for the rest of their lives. PLAQUENIL is not recommended for malaria prophylaxis in geographic areas where chloroquine resistance occurs. PLAQUENIL does not prevent relapses of P. vivax or P. ovale because it is not active against the hypnozoite forms of these parasites. Plaquenil is a prescription medication approved by the Food and Drug Administration FDA to treat inflammation associated with lupus in people whose symptoms have not responded to drugs with lower risk for side effects. Plaquenil is also known by its drug name, Hydroxychloroquine.