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. Hydroxychloroquine for autoimmune Hydroxychloroquine 200 mg reviews Drug treatment of chloroquine resistant malaria Acccording to this Rheumatolgy site, Plaquenil is used to TREAT PSA How is psoriatic arthritis treated? Treatment varies depending on the level of pain. Those with very mild arthritis may require treatment only when their joints are painful and may stop therapy when they feel better. Leflunomide. Leflunomide brand name Arava is a rheumatoid arthritis drug that has been prescribed off-label for the treatment of psoriatic arthritis. Leflunomide, which comes in a pill, is beneficial to some people with psoriatic arthritis, according to recent medical studies. Antimalarial Drugs. If your plans include travel to southern Africa or another part of the world where malaria is common, you might need medicine to protect yourself against the mosquito-borne disease. But be aware. If you have psoriasis, chloroquine Aralen and hydroxychloroquine Plaquenil can cause problems. 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 psoriasis treatment Plaquenil and Psoriasis - @bjnc - Psoriasis - 20100614 - Inspire, DMARDs & Psoriatic Arthritis National Psoriasis Foundation P falciparum resistance to chloroquine Use in patients with psoriasis may precipitate a severe attack of psoriasis; use with caution Postmarketing cases of life-threatening and fatal cardiomyopathy reported with use of hydroxychloroquine as well as of chloroquine Irreversible retinal damage observed in some patients who had received hydroxychloroquine sulfate; Plaquenil hydroxychloroquine sulfate dosing, indications.. Drugs & Medications That Can Trigger Psoriasis Flare-Ups. Plaquenil and Psoriasis - @bjnc - Psoriasis - 20100614.. Dosage for Plaquenil. The adult dose of Plaquenil to suppress malaria is 400 mg on the same day each week. The pediatric weekly suppressive dosage is 5 mg/kg of body weight. The adult dose of Plaquenil to treat an acute attack of malaria is an initial dose of 800 mg followed by 400 mg in six to eight hours and 400 mg for two more days. He was treated with Plaquenil and soon began to develop many new small red dots and drop-like scaly spots on the arms and legs. Skin biopsies of the new rash confirmed the diagnosis of psoriasis. Plaquenil was discontinued. Hydroxychloroquine Plaquenil Chloroquine Aralen Quinacrine Atabrine What are anti-malarial drugs, and why are they used to treat lupus? Hydroxychloroquine Plaquenil, chloroquine Aralen, and quinacrine Atabrine are medications that were originally used to prevent or treat malaria.