Although not all of these side effects may occur, if they do occur they may need medical attention. Check with your doctor immediately if any of the following side effects occur while taking hydroxychloroquine: Incidence not known Some side effects of hydroxychloroquine may occur that usually do not need medical attention. Plaquenil eye problems Does plaquenil cause itching Plaquenil Hydroxychloroquine is used to treat and prevent malaria infection, and to reduce symptoms and progression of autoimmune diseases such as lupus & others. Can Plaquenil cause Cognitive Problems? Complete analysis from patient reviews and trusted online health resources, including first-hand experiences. Find information about common, infrequent and rare side effects of Plaquenil Oral. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. These side effects may go away during treatment as your body adjusts to the medicine. Cognative issues plaquenil Memory and cognitive issues. - Lupus - Inspire, Can Plaquenil cause Cognitive Problems? - Treato Malaria tablets chloroquine bootsDrug category for hydroxychloroquineChloroquine zika cellPlaquenil and acne I am new to this connective tissue disease. I have been put on Plaquenil twice a day and Mobic one time a day. I am understanding this Plaquenil can cause you to go blind after a period of time. All I know is the pain is excruciating at times and I am very lethargic and hurt constantly. Connective Tissue Disease Symptoms Treatment & Prognosis.. Common and Rare Side Effects for Plaquenil Oral. Plaquenil Side Effects on Your Eyes and Vision. Plaquenil, widely used to treat lupus, rheumatoid arthritis and other inflammatory and dermatologic conditions, is very effective, and “the risk of toxicity in the first five years for someone without special risk factors is very low,” Dr. Marmor said. However, risk increases with duration of use. Nov 16, 2012 I've been taking Plaquenil for about 8 months. It does help with fatigue, but I don't think it helps with brain fog or other neuro symptoms. Plaquenil helps with joint pain but not muscle aches and pains. Actually one of the rare side effects is myopathy, which is muscle weakness. Hydroxychloroquine Plaquenil is a drug that is classified as an anti-malarial drug. Plaquenil is prescribed for the treatment or prevention of malaria. It is also prescribed for the treatment of rheumatoid arthritis, lupus, and the side effects of lupus such as hair loss, joint pain, and more.