Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. What is chloroquine used for Ester c and plaquenil Can you take phentermine with plaquenil Patients assistance for hydroxychloroquine Hydroxychloroquine is used to treat the symptoms of rheumatoid arthritis and systemic lupus erythematosus and to prevent and treat malaria. Includes hydroxychloroquine side effects, interactions and indications. Find user ratings and reviews for Plaquenil oral on WebMD including side effects and drug interactions, medication effectiveness, ease of use and satisfaction What Conditions does Plaquenil Treat? malaria prevention;. The information is not intended to cover all possible uses, directions, precautions, drug interactions or adverse effects, nor should. 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. Plaquenil pill Side Effects of Plaquenil Hydroxychloroquine, Warnings, Uses, Plaquenil oral Reviews and User Ratings Effectiveness, Ease. Risk of plaquenil toxicityChloroquine resistant areas map Hydroxychloroquine Plaquenil is a drug that is classified as an anti-malarial drug. Plaquenil is prescribed for the treatment or prevention of malaria. It is also prescribed for the treatment of rheumatoid arthritis, lupus, and the side effects of lupus such as hair loss, joint pain, and more. Side effects, drug interactions, pregnancy safety information, and dosage information should be reviewed prior to taking this medication. Hydroxychloroquine Plaquenil Side Effects & Dosage for.. What Conditions does Plaquenil Treat? - WebMD. Hydroxychloroquine, the drug that could stop COVID-19.. Plaquenil Hydroxychloroquine sulfate is a drug originally used to prevent or treat malaria. Malaria is a serious but rare disease caused by bites from infected mosquitos. Now the drug is used to treat inflammatory diseases. This type of disease occurs when the body's immune system attacks its own healthy tissue. Plaquenil is the brand name for the prescription drug hydroxychloroquine. It's used to treat and prevent malaria infection, and to reduce symptoms and progression of autoimmune diseases such as lupus, rheumatoid arthritis, and others. The information is not intended to cover all possible uses, directions, precautions, drug interactions or adverse effects, nor should it be construed to indicate that use of a particular drug is.