It works by preventing or treating malaria, a red blood cell infection transmitted by the bite of a mosquito. However, this medicine is not used to treat severe or complicated malaria. Malaria preventative chloroquine aralen Plaquenil testing protocol Find patient medical information for Plaquenil Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Water Retention/ Weight Gain; In summary Plaquenil isn't causing tyour new problems. It probably caused only the nausea, diarrhea, stomach cramps, and intense vertigo. BTW 100 mg daily may reduce side effects, but this low dosage also greatly annihilates its positive effects. 100 mg are a drop maybe two. on a hot stone. And finally Applies to hydroxychloroquine oral tablet. Along with its needed effects, hydroxychloroquine 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 It is also used to treat acute and chronic rheumatoid arthritis. Hydroxychloroquine is used to treat discoid lupus erythematosus (DLE) or systemic lupus erythematosus (SLE or lupus). Plaquenil cause weight gain Plaquenil & weight loss Lupus Forums at The Lupus Site, Plaquenil side effects - kidney problems? - Symptoms. Plaquenil alternatives Hydroxychloroquine Plaquenil is used to treat malaria, lupus, and rheumatoid arthritis. Learn about side effects, warnings, dosage, and more. Hydroxychloroquine Side Effects, Dosage, Uses, and More. Hydroxychloroquine Side Effects Common, Severe, Long Term.. Plaquenil Hydroxychloroquine - Side Effects, Dosage.. Find information about common, infrequent and rare side effects of Plaquenil Oral. By the old standards, obese people, if dosed by their actual weight, could be overmedicated, Dr. Marmor said. If you’re short, the standard prescription of 200 mg of Plaquenil, twice daily, is too much, he said. The recommended dosage is no more than 6.5 mg/kg/day, using the standard known as “ideal weight,” which factors in height. Dr. 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.