It is used to prevent and treat acute attacks of malaria. It is also used to treat discoid or systemic lupus erythematosus and rheumatoid arthritis in patients whose symptoms have not improved with other treatments. Hydroxychloroquine ear ringing Plaquenil toxicity eye oct Plaquenil helps hair loss PDR Drug Summaries are concise point-of-care prescribing, dosing and administering information to help phsyicans more efficiently and accurately prescribe in their practice PDR's drug summaries are available free of charge and serve as a great resource for US based MDs, DOs, NPs and PAs in patient practice Low-dose therapy is less likely to harm the retina, but if it does, early treatment may reverse the damage. Most adverse eye reactions occur in patients who take more than 400 mg of Plaquenil daily. The initial dosage range is 400 to 600 mg/day, but once the patient has a therapeutic response, the dose can be reduced. Use of PLAQUENIL in patients with psoriasis may precipitate a severe attack of psoriasis. When used in patients with porphyria the condition may be exacerbated. The preparation should not be used. Hydroxychloroquine comes as a tablet to take by mouth. This medication is sometimes prescribed for other uses; ask your doctor or pharmacist for more information. Plaquenil patient information Plaquenil Side Effects on Your Eyes and Vision, Caring for a patient on Plaquenil therapy Nursing2019 Plaquenil routeProblem with eyes related to plaquenilHydroxychloroquine creatininePlaquenil cream PLAQUENIL is indicated for the treatment of chronic discoid lupus erythematosus and systemic lupus erythematosus in adults. Rheumatoid Arthritis. PLAQUENIL is indicated for the treatment of acute and chronic rheumatoid arthritis in adults. CONTRAINDICATIONS. Use of PLAQUENIL is contraindicated in patients with known hypersensitivity to 4 PLAQUENIL HYDROXYCHLOROQUINE SULFATE TABLETS, USP DESCRIPTION. PLAQUENIL®. Hydroxychloroquine MedlinePlus Drug Information. Before taking Plaquenil, tell your doctor if you have or have ever had Liver disease. Psoriasis. Any blood disorders, such as porphyria, glucose-6-phosphate dehydrogenase deficiency G6PD, or others. Dermatitis. A vision disorder. Effects on your hearing caused by drugs. 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 also known as juvenile idiopathic arthritis and other autoimmune diseases. It is not clear why hydroxychloroquine is effective at treating autoimmune. Hydroxychloroquine oral tablet is available as a brand-name drug and a generic drug. Brand name Plaquenil. Hydroxychloroquine comes only as a tablet you take by mouth. Hydroxychloroquine is used to treat malaria, lupus erythematosus, and rheumatoid arthritis.