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. Retinal deposits plaquenil infared imaging Does plaquenil cause tinnitus Plaquenil and weight loss. Hollywood8687 02/27/2014. I recently went on Plaquenil a few months ago, and I have been noticing how much weight I've been losing. I feel like I am losing too much weight. I am a thin person, and I am sick very often. Last week, I lost three pounds, and the week before I Apr 10, 2019 Plaquenil side effects. Get emergency medical help if you have signs of an allergic reaction to Plaquenil hives; difficulty breathing; swelling of your face, lips, tongue, or throat. Taking Plaquenil long-term or at high doses may cause irreversible damage to the retina of your eye. Plaquenil Side Effects by Likelihood and Severity INFREQUENT side effects. If experienced, these tend to have a Severe expression. Weight Loss; Full Drug Information. 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. Plaquenil weight loss Abnormal Weight Gain and Gut Microbiota Modifications Are., Plaquenil Uses, Dosage & Side Effects - Halflife of plaquenilCan hydroxychloroquine cause skin pigmentation 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. Rx Side Effects New Plaquenil Guidelines and More - American.. Common and Rare Side Effects for Plaquenil Oral. Plaquenil Risk Calculators. Vision changes/loss of vision There is a chance that retinal damage will occur while taking hydroxychloroquine Plaquenil or chloroquine Aralen. This is Hydroxychloroquine received an overall rating of 7 out of 10 stars from 368 reviews. See what others have said about Hydroxychloroquine, including the effectiveness, ease of use and side effects. Note This document contains side effect information about hydroxychloroquine. Some of the dosage forms listed on this page may not apply to the brand name Plaquenil. For the Consumer. Applies to hydroxychloroquine oral tablet. Along with its needed effects, hydroxychloroquine the active ingredient contained in Plaquenil may cause some unwanted effects.