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 for lichen planus eye side effects Expired chloroquine Feb 19, 2020 SIDE EFFECTS. The following adverse reactions have been identified during post-approval use of PLAQUENIL or other 4-aminoqunoline compounds. Because these reactions are reported voluntarily from a population of uncertain size, it is not always possible to reliably estimate their frequency or establish a causal relationship to drug exposure. If your doctor prescribes blood thinners, your blood will be periodically tested for the presence of cardiolipin and beta-2 glycoprotein 1 antibodies. If your test results show that the antibodies. 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. Plaquenil blood thinner PLAQUENIL HYDROXYCHLOROQUINE SULFATE TABLETS, USP DESCRIPTION, Lupus Anticoagulant Test, Syndrome, Positive, Pregnancy. Does hydroxychloroquine cause vision lossPara que es plaquenilPlaquenil side effect on eyes The Risk of Retinal Toxicity with Plaquenil. Posted on Fri, Aug 29, 2014 Tweet; Plaquenil, hydroxychloroquine HCQ, is an anti-malarial medication that has been proven to be useful in the treatment of patients with rheumatoid arthritis RA, systemic lupus erythematosus SLE and other inflammatory and autoimmune diseases. The Risk of Retinal Toxicity with Plaquenil. Hydroxychloroquine Plaquenil. Hydroxychloroquine Is A Blood Thinner - MedsChat. Plaquenil is “such a simple drug, and yet so powerful,” says Askanase. “It is the aspirin for lupus.” That is, Plaquenil may do for lupus what aspirin does for cardiovascular disease—reduce blood clotting and improve outcomes. 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. Plaquenil Hydroxychloroquine belongs to a group of medications known as anti-inflammatories and antimalarials. It is used alone or in combination with other anti-arthritic medications to treat rheumatoid arthritis. It helps to reduce pain, stiffness, and swelling in joints.