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. Relapse of plasmodium vivax after chloroquine Plaquenil to treat ankylosing spondylitis Many doctors disagree about the effects of plaquenil on the arthritis. It does help in about 60 % of the cases of arthritis by significantly reducing the pain. However, about 20 – 30 percent of people stop using it because of the side effects. Side effects include digestive problems, skin rash and disorders of skin pigmentation. Common Side Effects of Plaquenil. Tell your doctor if any of the following side effects, as they may be indications of a more serious reaction Headache; Loss of appetite; Dizziness; Nausea Most people about 90% who take antimalarial medications experience no side effects. If common side effects do occur, they are usually minor and last only for a short period of time. Please note the rare side effects listed below, specifically retinopathy, which causes damage to the eyes. Side effects associated with Plaquenil are placed in three categories common, less common, and rare. 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. What are the side effects of the medication plaquenil Hydroxychloroquine Plaquenil Side Effects & Dosage for Malaria, Plaquenil Hydroxychloroquine - Side Effects, Dosage. Plaquenil acquisto onlineChloroquine resistant salmonellaChloroquine dosage ophthalmology guidelinesPlaquenil and skin issues Many people using this medication do not have serious side your doctor immediately if any of these unlikely but serious side effects occur arm/leg/ back pain, fast heartbeat, hair loss /color change, mental/mood changes e.g. anxiety, depression, hallucinations, ringing in the ears / hearing loss. HYDROXYCHLOROQUINE - ORAL Plaquenil side effects, medical.. Plaquenil What You Need to Know - Kaleidoscope Fighting Lupus. What are the side effects of Plaquenil? - HealthcareMagic. Feb 19, 2020 Ventricular arrhythmias and torsade de pointes have been reported in patients taking PLAQUENIL see OVERDOSAGE and DRUG INTERACTIONS. Ear and labyrinth disorders Vertigo, tinnitus, nystagmus, nerve deafness, deafness. Plaquenil hydroxychloroquine is an effective medication for autoimmune conditions and malaria that comes with less side effects than other DMARDs. You will likely have to take additional medications to keep your rheumatoid arthritis in control. Serious side effects and their symptoms can include the following blurred vision or other vision changes. ringing in your ears or hearing loss. angioedema, or rapid swelling of your skin. hives. mild or severe bronchospasm that causes trouble breathing. sore throat. unusual bleeding or bruising.