Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. Do side effects of plaquenil start right away Hydroxychloroquine and blood sugar Malaria pills chloroquine Plaquenil is the brand name of hydroxychloroquine, a drug used to prevent or treat malaria 2. Plaquenil is also used for long-term treatment of autoimmune diseases such as rheumatoid arthritis RA and systemic lupus erythmatosis. Hydroxychloroquine is a prescription drug. It comes as an oral tablet. Hydroxychloroquine is available as the brand-name drug Plaquenil. It’s also available in a generic version. Mechanism of action of hydroxychloroquine as an antirheumatic drug. Fox RI1. Author information 1Department of Rheumatology, Scripps Clinic and Research Foundation, La Jolla, CA 92037. The antimalarial agents chloroquine and hydroxychloroquine have been used widely for the treatment of rheumatoid arthritis and systemic lupus erythematosus. 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. Rheumatoid drug plaquenil Hydroxychloroquine Plaquenil -, Hydroxychloroquine Side Effects, Dosage, Uses, and More Is there a natural drug substitute for plaquenilRegimens of chloroquineIs plaquenil used to treat vasculitis Plaquenil hydroxychloroquine "Hi, I was taking the generic form of plaquenil for over 10 years for rheumatoid arthritis. It took a few weeks to see it work but what a change for the better. It took a few weeks to see it work but what a change for the better. Hydroxychloroquine User Reviews for Rheumatoid Arthritis.. Mechanism of action of hydroxychloroquine as an antirheumatic drug.. RA and Hydroxychloroquine How Effective is it for Rheumatoid.. Plaquenil hydroxychloroquine "Hi, I was taking the generic form of plaquenil for over 10 years for rheumatoid arthritis. It took a few weeks to see it work but what a change for the better. Less painful joints and fatigue. 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. Find patient medical information for Hydroxychloroquine Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings.