Plaquenil 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. Plaquenil depressione Hydroxychloroquine sulfate and prednisone together Hydroxychloroquine Plaquenil, chloroquine Aralen, and quinacrine Atabrine are medications that were originally used to prevent or treat malaria. However, during World War II it was also found that these medications were effective in treating the symptoms of lupus. Apr 10, 2019 Taking Plaquenil long-term or at high doses may cause irreversible damage to the retina of your eye. Stop taking Plaquenil and call your doctor at once if you have trouble focusing, if you see light streaks or flashes in your vision, or if you notice any swelling or color changes in your eyes. 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. Plaquenil is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. This medicine is not effective against all strains of malaria. Plaquenil twitching Plaquenil and muscle twitching DailyStrength, Plaquenil Uses, Dosage & Side Effects - Dry cough hydroxychloroquinePlaquenil farmacias del ahorroPlaquenil interactions herbsDrowsiness hydroxychloroquinePlaquenil retinopathy risk factors Plaquenil is the brand name for the prescription drug hydroxychloroquine. It's used to treat and prevent malaria infection, and to reduce symptoms and progression of autoimmune diseases such as lupus, rheumatoid arthritis, and others. Plaquenil Hydroxychloroquine - Side Effects, Dosage.. Hydroxychloroquine Oral Route Side Effects - Mayo Clinic. Will you have Muscle twitching with Plaquenil - eHealthMe. Plaquenil, hydroxychloroquine HCQ, is an anti-malarial medication that has been proven to be useful in the treatment of patients with rheumatoid arthritis RA, systemic lupus erythematosus SLE and other inflammatory and autoimmune diseases. To all PatientsLikeMe members Please note that both our website and mobile app will not be accessible for site maintenance from 6-8 AM EST on both Thursday, March 12, and Tuesday, March 17th. If so, it just might be due to the Plaquenil which can sometimes affect the eye muscles initially and temporarily. Don't assume this is the explanation though - always get a professional opinion. If you started on the usual dose of 400mgs, your doctor might think it is worth reducing for a while to see if that helps with the twitching.