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. Malaria is spread by mosquitoes, which transmit the parasites that cause the infection, usually in tropical and subtropical parts of the world. Hydroxychloroquine in diabetes pdf How does plaquenil work for sjogren's Plaquenil can cause serious side effects when used in high doses for chronic diseases such as RA over the long term. The New Zealand Dermatological Society recommends that to decrease the risk of retina damage, no more than 200mg of Plaquenil should be taken a day, and a dose of 400mg per day should be taken no longer than a few weeks. Hydroxychloroquine is in a class of drugs called antimalarials. 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. Side effects include irritability, headache, weakness, hair lightening or loss, stomach upset, nausea, dizziness, muscle pain, rash and itching. Rarely, hydroxychloroquine can affect the bone marrow leading to reduced white blood cells leukopenia or platelets thrombocytopenia and abnormal red blood cells but potentially serious eye toxicity can occur. For example, it may be combined with an antibiotic to treat chronic Q-fever, which humans usually catch from farm animals or raw milk. Plaquenil is used to treat other types of infections too. What is side effects of plaquenil Plaquenil Side Effects on Your Eyes and Vision, Hydroxychloroquine MedlinePlus Drug Information What are side effects of hydroxychloroquinePlaquenil capsule Download PDF. Drug-induced ocular side effects are back in the spotlight, thanks to the Academy’s revision of its recommendations on screening for retinal toxicity from chloroquine and its analogue hydroxychloroquine Plaquenil. 1 Rx Side Effects New Plaquenil Guidelines and More - American.. Hydroxychloroquine Plaquenil Side Effects & Dosage for.. Plaquenil - Side Effects, Uses, Dosage, Overdose, Pregnancy.. Along with its needed effects, hydroxychloroquine the active ingredient contained in Plaquenil may cause some unwanted effects. 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 I have RA and Plaquenil just got added to NSAID, MTX, and Prednisone. I am taking 400mg of Plaquenil, 20mg MTX, and 10mg Prednisone. I have only taken the Plaquenil for four days and every day I have a headache. It is not like a regular headache. It feels like someone has their hands on top of my head and pushing down on my head. Like I have pressure on the top of my head. I nver had this. Some side effects 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.