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. Cost of plaquenil in us Fda chloroquine-primaquine pill malaria Plaquenil is a slow-acting drug, meaning that it can take up to 6 months to experience the full benefits of this medication, but it is possible for symptoms to improve in as few as 1 or 2 months. Plaquenil and other antimalarials are the key to controlling lupus long-term, and some lupus patients may be on Plaquenil for the rest of their lives. Hydroxychloroquine is in a class of drugs called antimalarials. It is used to prevent and treat acute attacks of malaria. It is also used to treat discoid or systemic lupus erythematosus and rheumatoid arthritis in patients whose symptoms have not improved with other treatments. Hydroxychloroquine Plaquenil is considered a disease-modifying anti-rheumatic drug DMARD. It can decrease the pain and swelling of arthritis. It may prevent joint damage and reduce the risk of long-term disability. Hydroxychloroquine is in a class of medications that was first used to prevent and treat malaria. 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. Does plaquenil Hydroxychloroquine - Wikipedia, Hydroxychloroquine MedlinePlus Drug Information Plaquenil fatigue lupusCan you take robitussin and hydroxychloroquine togetherChloroquine toxicity treatment Sep 13, 2019 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. Plaquenil Side Effects Common, Severe, Long Term -. Hydroxychloroquine Plaquenil. Long-Term Side Effects of Plaquenil for Rheumatoid Arthritis.. Plaquenil is prescribed as a disease-modifier, in other words, to decrease pain, decrease swelling, and prevent joint damage and disability. It is not known how Plaquenil works but researchers believe that Plaquenil interferes with communication between cells within the immune system. Ultimately, it is thought to block proinflammatory pathways. Feb 19, 2020 PLAQUENIL is indicated for the treatment of chronic discoid lupus erythematosus and systemic lupus erythematosus in adults. Rheumatoid Arthritis. PLAQUENIL is indicated for the treatment of acute and chronic rheumatoid arthritis in adults. Side Effects. Drug information provided by IBM Micromedex Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.