Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. How does chloroquine work against malaria Can plaquenil cause cancer Plaquenil hydroxychloroquine is an antimalarial medication used to treat or prevent malaria, a disease caused by parasites, which enter the body through the bite of a mosquito. Plaquenil is also used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. Aug 02, 2010 3. IF Plaquinil hydroxychloroquine is an immunosuppressant, shouldn't doctors inform their patients about this as a 'potential' side effect prior to prescribing the drug? This is NOT a litigious query, but an honest question for future patients. My husband's a very intelligent man; he asks questions and talks with his doctors. Hydroxychloroquine and the immune system. Just wondered if anyone can tell me whether hydroxy suppresses the immune system. And if so, to what extent. I know it's not as harsh as some of the other drugs but just wondered what people's experiences are. Taking hydroxychloroquine long-term or at high doses may cause irreversible damage to the retina of your eye. Hydroxychloroquine is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. Is hydroxychloroquine an immunosuppressant Hydroxychloroquine Plaquenil, Do either hydroxychol/Plaquenil put you at risk for greater. Can hydroxychloroquine affect lftsHydroxychloroquine mechanism of action pdfChloroquine wikipedia Hydroxychloroquine HCQ, sold under the brand name Plaquenil among others, is a medication used for the prevention and treatment of certain types of malaria. Specifically it is used for chloroquine-sensitive malaria. Hydroxychloroquine - Wikipedia. Hydroxychloroquine and the immune system Hi everyone. - NRAS. Plaquenil Hydroxychloroquine - Side Effects, Dosage.. Hydroxychloroquine Plaquenil is used to treat malaria, lupus, and rheumatoid arthritis. Learn about side effects, warnings, dosage, and more. Immunosuppressant drugs. Taking methotrexate. A 4-aminoquinoline with immunosuppressive, antiautophagy, and antimalarial activities. Although the precise mechanism of action is unknown, hydroxychloroquine may suppress immune function by interfering with the processing and presentation of antigens and the production of cytokines. 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.