Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. Plaquenil and losing eyelashes Hydroxychloroquine pronounce 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. Hydroxychloroquine Plaquenil is used to treat malaria, lupus, and rheumatoid arthritis. Learn about side effects, warnings, dosage, and more. Hydroxychloroquine is a quinoline medicine 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. This medicine is not effective against all strains of malaria. 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 and antibiotics Plaquenil Uses, Dosage & Side Effects -, Hydroxychloroquine Side Effects, Dosage, Uses, and More Fatal dose of chloroquineChloroquine class of drugMedicine reactions between plaquenil and xolair It belongs to a class of medications known as disease-modifying antirheumatic drugs DMARDs. It can reduce skin problems in lupus and prevent swelling/pain in arthritis, though it is not known. Plaquenil Oral Uses, Side Effects, Interactions.. Hydroxychloroquine Uses, Dosage & Side Effects -. Hydroxychloroquine Oral Route Before Using - Mayo Clinic. Plaquenil Hydroxychloroquine belongs to a group of medications known as anti-inflammatories and antimalarials. It is used alone or in combination with other anti-arthritic medications to treat rheumatoid arthritis. It helps to reduce pain, stiffness, and swelling in joints. Find patient medical information for Plaquenil Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Plaquenil antibiotics interactions. About Plaquenil. 3.7? 80,505 Discussions. Plaquenil is an arthritis medication and an anti infectious agent. Uses Plaquenil is prescribed for Lupus, RA, Sjogren's Syndrome and Joint Pain and is mostly mentioned together with these indications.