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. Hydroxychloroquine what to assess before taking it Plaquenil red spots on chest Plaquenil pediatric dose From what I understand it is very rare for someone to have an allergic reaction to the Plaquenil and when they do that isn't how it shows up. Hopefull it's not the Plaquenil because this drug is really a very good drug for Lupus. I went through some paperwork I had about Plaquenil and am pasting it here for you to read. 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. Dosage for Plaquenil. The adult dose of Plaquenil to suppress malaria is 400 mg on the same day each week. The pediatric weekly suppressive dosage is 5 mg/kg of body weight. The adult dose of Plaquenil to treat an acute attack of malaria is an initial dose of 800 mg followed by 400 mg in six to eight hours and 400 mg for two more days. 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. What does plaquenil do to the body Plaquenil Oral Uses, Side Effects, Interactions, Pictures, Warnings., Plaquenil Hydroxychloroquine - Side Effects, Dosage. Mylan hydroxychloroquine 200 mgPlaquenil generic goodrxHow much is plaquenil Most people who take Plaquenil also take other medicines for pain and stiffness. How does Plaquenil work? Plaquenil changes the way your immune system works. In some kinds of lupus, your immune system attacks your body instead of protecting it. Plaquenil tries to quiet or slow down the immune system. How do you take Plaquenil? You take Plaquenil as a pill 1 or 2 times a day. Lupus Medicines Hydroxychloroquine - Brigham and Women's.. Side Effects of Plaquenil Hydroxychloroquine, Warnings, Uses. Hydroxychloroquine Plaquenil Side Effects & Dosage for.. The typical dose for hydroxychloroquine is 200-400mg per day and is based on a person’s body weight or if you are overweight, your ideal body weight. While hydroxychloroquine is considered a relatively safe medication, like all medications there are potential risks. These include body rashes that often will itch. Hydroxychloroquine Plaquenil is used to treat malaria, lupus, and rheumatoid arthritis. Learn about side effects, warnings, dosage, and more. When your body responds well to the medication. 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.