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. Distribution of malaria and chloroquine-resistant Lupus medicines hydroxychloroquine brigham This study is created by eHealthMe based on reports of 57,706 people who have side effects when taking Plaquenil from Food and Drug Administration FDA, and is updated regularly. On eHealthMe, you can evaluate side effects and drug interactions from 16 million FDA reports. The results are personalized to your gender and age 0-99+. What are the side effects of Plaquenil? The most common side effects are diarrhea, nausea, vomiting, headache, dizziness, skin rash or black spots when you look at things. Most side effects will go away when your body gets used to the medicine. Tell your doctor if you have these side effects. A lower dose may stop them. Some side effects of chloroquine 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. 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. Plaquenil side effects diarrhea Plaquenil Oral Uses, Side Effects, Interactions, Pictures., Lupus Medicines Hydroxychloroquine - Brigham and Women's Hospital Hydroxychloroquine sulfate costPlaquenil myasthenia gravisHydroxychloroquine sulfatelupusDoes hydroxychloroquine make you gain weight 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. Plaquenil Hydroxychloroquine - Side Effects, Dosage.. Chloroquine Side Effects Common, Severe, Long Term -. Hydroxychloroquine Oral Uses, Side Effects, Interactions.. Aug 14, 2017 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. Aug 18, 2009 As for the the tummy issues with Plaquenil that is probably the most common side effect with this drug. Normally, most patients get used to this drug and the tummy issues go away. Glad to hear that you're feeling some of the good side effects from the drug. It can take up to the full six months before Plaquenil to fully kick in. May 17, 2012 I have been on Plaquenil and can tell you my diarrhea started within days of starting the med. My doctor warned me that diarrhea and weight loss were side effects. I said, "Well, I am usually very constipated and could stand to lose 10 pounds so this could be a good thing." haha. I am NOT constipated any more but have not lost any weight either.