It can decrease the pain and swelling of arthritis. It may prevent joint damage and reduce the risk of long-term disability. Hydroxychloroquine human antihimeric antibodies Symptoms of plaquenil toxicity Hydroxychloroquine should effectively treat your condition, and stop it causing damage to your joints. It has been tested and has helped many people. However, as with all drugs some people will have side-effects. This leaflet sets out what you need to know. What is hydroxychloroquine and how is it used? Hydroxychloroquine is a disease- HYDROXYCHLOROQUINE is used to treat rheumatoid arthritis and systemic lupus is also used to treat malaria. The lowest GoodRx price for the most common version of hydroxychloroquine is around $20.41, 88% off the average retail price of $177.73. Plaquenil Hydroxychloroquine may treat, side effects, dosage, drug interactions, warnings, patient labeling, reviews, and related medications including drug comparison and health resources. 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 what is it used for Hydroxychloroquine Oral Uses, Side Effects, Interactions., What is Hydroxychloroquine? - GoodRx Long term side effects hydroxychloroquine 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. Hydroxychloroquine Oral Route Description and Brand.. Plaquenil Hydroxychloroquine Uses, Dosage, Side Effects.. What Is Hydroxychloroquine Used For?. Hydroxychloroquine 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 an antimalarial drug used to prevent and treat malaria. Hydroxychloroquine Plaquenil is also a disease-modifying anti-rheumatic drug DMARD used to treat both acute and chronic rheumatoid arthritis, systemic lupus erythematosus, and discoid lupus erythematosus. Hydroxychloroquine Oral tablet 200mg Drug Medication Dosage information. Learn about the reported side effects, related class drugs, and how these medications will affect your daily lifestyle.