It can decrease the pain and swelling of arthritis. It may prevent joint damage and reduce the risk of long-term disability. Hydroxychloroquine cost increase Allergy signs to hydroxychloroquine Plaquenil hydroxychloroquine is considered an older DMARD disease modifying anti-rheumatic drug. Plaquenil was actually first classified as an antimalarial drug, but it is also used to treat certain rheumatic and autoimmune conditions which are unrelated to malaria. Hydroxychloroquine is also used to treat and prevent certain types of malaria. It may also be used for the treatment of lupus. This medication may be available under multiple brand names and/or in several different forms. Hydroxychloroquine is in a class of medications that was first used to prevent and treat malaria. Today, it is used to treat rheumatoid arthritis, some symptoms of lupus, childhood arthritis or juvenile idiopathic arthritis and other autoimmune diseases. It is not clear why hydroxychloroquine is effective. Today, it is used to treat rheumatoid arthritis, some symptoms of lupus, childhood arthritis (or juvenile idiopathic arthritis) and other autoimmune diseases. Hydroxychloroquine is in a class of medications that was first used to prevent and treat malaria. Hydroxychloroquine other uses Hydroxychloroquine tablets - Cleveland Clinic, Plaquenil - Uses, Side Effects, Interactions - Plaquenil and enbrel togetherChloroquine tablets indiaOpthalmologic complication of hydroxychloroquineHydroxychloroquine what is a good dose Hydroxychloroquine can reduce the skin problems linked with lupus and prevent the pain and swelling brought on by arthritis. This medication may also be used to treat other infections such as Q fever endocarditis, a type of heart valve infection. What Is the Difference between Hydroxychloroquine and.. Hydroxychloroquine Plaquenil. Plaquenil Hydroxychloroquine - Side Effects, Dosage, Interactions - Drugs. Hydroxychloroquine is used to treat rheumatoid arthritis; discoid and systemic lupus erythematosus SLE. Over the long term hydroxychloroquine can reduce pain, swelling and joint stiffness. If you have lupus, it may also improve the rash. It may be as long as 12 weeks before you notice the benefits. Chloroquine phosphate is in a class of drugs called antimalarials and amebicides. It is used to prevent and treat malaria. It is also used to treat amebiasis. This medication is sometimes prescribed for other uses; ask your doctor or pharmacist for more information. Before taking hydroxychloroquine, tell your doctor and pharmacist if you are allergic to hydroxychloroquine, chloroquine Aralen, primaquine, or any other drugs. tell your doctor and pharmacist what prescription and nonprescription drugs you are taking, especially acetaminophen Tylenol, others, digoxin Lanoxin.