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. Plaquenil osteoarthritis treatment Plaquenil arava 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. This is a list of 18 science-based ways to reduce hunger and appetite. Being hungry all the time can make it very difficult to lose weight. Rarely, hydroxychloroquine can affect the bone marrow leading to reduced white blood cells leukopenia or platelets thrombocytopenia and abnormal red blood cells. Rare but potentially serious eye toxicity can occur. This toxicity affects a part of the eye called the retina and can lead to color blindness and even loss of vision. An ophthalmologist eye specialist often can detect changes in the retina that suggest toxicity before serious damage occurs. 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. Hydroxychloroquine can suppress appetite Little appetite with plaquenil?" Lupus Community., Science-Based Ways to Reduce Hunger and Appetite Hydroxychloroquine and tanningHydroxychloroquine sulfate sclerodermaPlaquenil dosage for psoriatic arthritis Some methods are more effective than others. In this article, we give a list of ten safe, effective ways that a person can use to suppress their appetite naturally and without the need for diet pills. How to suppress appetite 10 healthful, evidence-based ways. Hydroxychloroquine Plaquenil Side Effects & Dosage for.. Does hydroxychloroquine suppress the immune system.. Both Plaquenil and Tamoxifen can individually cause damage to retina. Taking both drugs at the same time can increase the risk of damage. Can You Take Ibuprofen and Plaquenil Together? Plaquenil has been used safely in combination with salicylates aspirin, non-steroidal anti-inflammatory drugs such as ibuprofen, methotrexate and corticosteroids. Plaquenil hydroxychloroquine is an antimalarial medication used to treat or prevent malaria, a disease caused by parasites, which enter the body through the bite of a mosquito. Plaquenil is also used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. What Are The Side Effects Though hydroxychloroquine may be effective, it does have the potential of causing numerous side effects, including but not limited to headache, loss of appetite, nausea.