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. Is plaquenil an immunomodulator Plaquenil false positive Plaquenil uso 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. Plaquenil is the brand name of hydroxychloroquine, a drug used to prevent or treat malaria. Plaquenil can cause serious side effects when used in high doses for chronic diseases such as RA over the long term. I started takingthis drug hydroxychloroquine 200 mg twice a day for rheumatoid arthritis, immediately I had extreme itching along both of my forearms and the sides of my neck all day long. I had no relief and extreme abdominal pain like the worst cramps imaginable. 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 dosage for ra Rheumatoid Arthritis Treatment Options Johns Hopkins., Long-Term Side Effects of Plaquenil for Rheumatoid Arthritis Can i give blood while on plaquenilWhat is plaquenil for 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. Plaquenil is available in generic form. Plaquenil vs. Prednisone Prescription Treatment for.. Hydroxychloroquine User Reviews for Rheumatoid Arthritis.. Hydroxychloroquine Dosage Guide with Precautions -. Rated Plaquenil for Rheumatoid Arthritis Report. After taking for 200 mg a day for about 2-3 months, my RA pains were much less. However i began suffering from vertigo and dizzy spells! Hydroxychloroquine Plaquenil is considered a disease-modifying anti-rheumatic drug DMARD. It can decrease the pain and swelling of arthritis. It may prevent joint damage and reduce the risk of long-term disability. Hydroxychloroquine is in a class of medications that was first used to prevent and treat malaria. Hydroxychloroquine Plaquenil is used to treat malaria, lupus, and rheumatoid arthritis. Learn about side effects, warnings, dosage, and more.