Hydroxychloroquine is available as the brand-name drug Plaquenil. Generic drugs usually cost less than the brand-name version. Hydroxychloroquine may be used as part of a combination therapy. Does plaquenil give you brittle bones Can plaquenil give you lymphoma Plaquenil side effects weight Plaquenil and detached retina 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 at treating autoimmune diseases. Systemic lupus erythematosus SLE, also known simply as lupus, is an autoimmune disease in which the body's immune system mistakenly attacks healthy tissue in many parts of the body. Symptoms vary between people and may be mild to severe. Common symptoms include painful and swollen joints, fever. Hydroxychloroquine is useful for the dermatologic, musculoskeletal and mild constitutional manifestations of lupus. Its mechanism of action is uncertain but it may work by interfering with lysosomal function and thus impairing phagocytic activity. Hydroxychloroquine is used to treat lupus erythematosus and rheumatoid arthritis. It isn’t fully understood how this drug works to treat lupus erythematosus or rheumatoid arthritis. That means you may need to take it with other drugs. It treats malaria by killing the parasites that cause the disease. Plaquenil lupus mechanism Mechanisms of action of hydroxychloroquine and chloroquine., Systemic lupus erythematosus - Wikipedia Plaquenil drug usesChloroquine proguanil combinationHydroxychloroquine and corticosteroidsHydroxychloroquine hyperpigmentation treatmentHydroxychloroquine decrease inflammation Jan 01, 2020 Rheumatoid Arthritis and Systemic Lupus Erythematosus. Mechanism of action The mechanisms underlying the anti-inflammatory and immunomodulatory effects of Plaquenil are unknown. Indications and Usage for Plaquenil Malaria. Plaquenil is indicated for the treatment of uncomplicated malaria due to P. falciparum, P. malariae, P. ovale, and P. vivax. Plaquenil - FDA prescribing information, side effects and uses. Hydroxychloroquine - an overview ScienceDirect Topics. Plaquenil Uses, Dosage & Side Effects -. The mechanism of action is thought to be anti-inflammatory, but Plaquenil also seems to reduce sensitivity to sunlight. It has also been noted recently that smoking reduces the effectiveness of Plaquenil in treating lupus, thus, smoking cessation should be instituted in all patients taking Plaquenil. These medications may also prevent lupus from spreading to certain organs, such as the kidney and central nervous system your brain and spinal cord and may help to reduce flares by as much as 50%. Plaquenil and other anti-malarials are the key to controlling lupus long term, and some lupus patients may be on Plaquenil for the rest of their lives. Mechanism of action of hydroxychloroquine as an antirheumatic drug. Fox RI1. Author information 1Department of Rheumatology, Scripps Clinic and Research Foundation, La Jolla, CA 92037. The antimalarial agents chloroquine and hydroxychloroquine have been used widely for the treatment of rheumatoid arthritis and systemic lupus erythematosus.