It does not work against certain types of malaria (chloroquine-resistant). The United States Center for Disease Control provides updated guidelines and travel recommendations for the prevention and treatment of malaria in different parts of the world. Chloroquine ineffective on exo What is plaquenil medication used for Plaquenil and atorvastatin Humira is also used to treat Crohn's disease after other drugs have been tried without successful treatment of symptoms. Plaquenil and Humira belong to different drug classes. Plaquenil is an antimalarial medication and Humira is an injectable protein. Side effects of Plaquenil and Humira that are similar include headache or stomach pain or. Rheumatoid Arthritis. The action of hydroxychloroquine is cumulative and may require weeks to months to achieve the maximum therapeutic effect see CLINICAL PHARMACOLOGY. Initial adult dosage 400 mg to 600 mg 310 to 465 mg base daily, administered as a single daily dose or in two divided doses. In a small percentage of patients, side effects may require temporary reduction of the initial. 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. This medication is also used, usually with other medications, to treat certain auto-immune diseases (lupus, rheumatoid arthritis) when other medications have not worked or cannot be used. Discuss the most recent information with your doctor before traveling to areas where malaria occurs. Plaquenil drug classes Hydroxychloroquine - Wikipedia, Plaquenil Dosage Guide - Synthesis of chloroquine from m-chloroanilineWhat is hydroxychloroquine sulfate used forAffects of stopping plaquenil Rheumatoid arthritis is a chronic disorder for which there is no known cure. Fortunately in the last few years, a shift in strategy toward the earlier institution of disease modifying drugs and the availability of new classes of medications have greatly improved the outcomes that can be expected by most patients. Rheumatoid Arthritis Treatment Options Johns Hopkins.. Plaquenil Hydroxychloroquine - Side Effects, Dosage.. Hydroxychloroquine Oral Uses, Side Effects, Interactions.. Plaquenil hydroxychloroquine belongs to a group of medicines called quinolines. 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 is in a class of drugs called antimalarials. It is used to prevent and treat acute attacks of malaria. It is also used to treat discoid or systemic lupus erythematosus and rheumatoid arthritis in patients whose symptoms have not improved with other treatments. Provides accurate and independent information on more than 24,000 prescription drugs, over-the-counter medicines and natural products. This material is provided for educational purposes only and is not intended for medical advice, diagnosis or treatment.