Please review the following URL and make sure that it is spelled correctly. Hydroxychloroquine (Plaquenil) is considered a disease-modifying anti-rheumatic drug (DMARD). Hydroxychloroquine dermatology Hydroxychloroquin safety Hydroxychloroquine is a derivative of chloroquine that has both antimalarial and antiinflammatory activities and is now most often used as an antirheumatologic agent in systemic lupus erythematosis and rheumatoid arthritis. hydroxychloroquine therapy has not been associated with liver function abnormalities and is an extremely rare cause of clinically apparent acute liver injury. Medical definition of hydroxychloroquine a drug derived from quinoline that is administered orally in the form of its sulfate C18H26ClN3OH2SO4 to treat malaria, rheumatoid arthritis, and lupus erythematosus. 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. Hydroxychloroquine belongs to a group of medicines known as antimalarials. It may prevent joint damage and reduce the risk of long-term disability. It can decrease the pain and swelling of arthritis. Hydroxychloroquine RA and Hydroxychloroquine How Effective is it for., Hydroxychloroquine Medical Definition Merriam-Webster. Plaquenil withdrawal side effects Summary. hydroxychloroquine Plaquenil is a drug that is classified as an anti-malarial drug. Plaquenil is prescribed for the treatment or prevention of malaria. Hydroxychloroquine Plaquenil Side Effects & Dosage for Malaria. Hydroxychloroquine Oral Route Description and Brand.. Hydroxychloroquine Oral Uses, Side Effects, Interactions.. Easy-to-read patient leaflet for hydroxychloroquine. Includes indications, proper use, special instructions, precautions, and possible side effects. Consumer information about the medication hydroxychloroquine - ORAL Plaquenil, includes side effects, drug interactions, recommended dosages, and storage information. Read more about the prescription drug hydroxychloroquine - ORAL. Hydroxychloroquine comes in an oral tablet. Adult dosing ranges from 200 mg or 400 mg per day 6.5mg/kg. In some cases, higher doses can be used.