Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. Dose of chloroquine to inhibit autophagy Treatment of hydroxychloroquine retinopathy Chloroquine phosphate malaria side effects Find patient medical information for Plaquenil Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Plaquenil is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. Important information Taking Plaquenil long-term or at high doses may cause irreversible damage to the retina of your eye. Upsides. Plaquenil hydroxychloroquine has been shown to improve physical function in up to 80% of patients with rheumatoid arthritis. Plaquenil hydroxychloroquine is commonly used for lupus in children because of less side effects compared to other medications. Hydroxychloroquine may also be used for purposes not listed in this medication guide. Hydroxychloroquine is also used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. Lupus medication hydroxychloroquine side effects Lupus Medications and Treatments, Plaquenil Uses, Dosage & Side Effects - Will plaquenil cause weight gainChloroquine other namesPlaquenil for mild rheumatoid arthritis Side Effects. Drug information provided by IBM Micromedex Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention. Hydroxychloroquine Oral Route Side Effects - Mayo Clinic. Plaquenil hydroxychloroquine Basics, Side Effects & Reviews.. Plaquenil, Plaquenil Sulfate, Quineprox hydroxychloroquine.. Other rare side effects include changes in skin pigmentation and cardiomyopathy diseases of the heart muscle. The future. Hydroxychloroquine was previously prescribed only for people whose lupus disease activity was mild in its course; if the lupus became active, steroids or immunosuppressants would be prescribed instead. Sep 13, 2019 Some side effects of hydroxychloroquine may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Nov 09, 2018 Hydroxychloroquine may also be used for purposes not listed in this medication guide. Taking hydroxychloroquine long-term or at high doses may cause irreversible damage to the retina of your eye.