It can decrease the pain and swelling of arthritis. It may prevent joint damage and reduce the risk of long-term disability. Can hydroxychloroquine cause weight gain What is retinopathy hydroxychloroquine Plaquenil eye exam same as regular eye exam Chloroquine and proguanil dose Along with its needed effects, hydroxychloroquine the active ingredient contained in Plaquenil may cause some unwanted effects. 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 If you are taking Plaquenil to treat an inflammatory condition or malaria, you should be aware of the side effects that may occur to your eyes and vision. Plaquenil hydroxychloroquine is in a class of drugs called disease-modifying anti-rheumatic drugs, which are used to decrease inflammation, pain and joint damage. Jan 30, 2018 Hi, I've been taking Plaquenil for many years now and have never experienced any side effects or long term effects. But headache is listed as one of the "mild adverse effects". I would suggest that you try to split the dose as suggested. I've always taken 1 in the AM & 1 at night. Today, it is used to treat rheumatoid arthritis, some symptoms of lupus, childhood arthritis (or juvenile idiopathic arthritis) and other autoimmune diseases. Hydroxychloroquine is in a class of medications that was first used to prevent and treat malaria. Long-term effects of taking plaquenil Plaquenil Oral Uses, Side Effects, Interactions., Plaquenil Side Effects on Your Eyes and Vision Adverse reactions plaquenilAdverse effects of long term use of plaquenilPlaquenil for malaria how Side-effects aren't common. However, in some people hydroxychloroquine can cause skin rashes, especially those made worse by sunlight. feeling sick nausea or indigestion. diarrhoea. headaches. bleaching of the hair or mild hair loss. tinnitus ringing in the ears Hydroxychloroquine Side-effects, uses, time to work. Plaquenil side effects question - Scleroderma - Inspire. Plaquenil Hydroxychloroquine Side effects, Images, Uses.. Highlights for hydroxychloroquine. Hydroxychloroquine oral tablet is available as a brand-name drug and a generic drug. Brand name Plaquenil. Hydroxychloroquine comes only as a tablet you take by mouth. Hydroxychloroquine is used to treat malaria, lupus erythematosus, and rheumatoid arthritis. Potential side effects of anti-malarial drugs include Skin rashes and pigment change. Atabrine, specifically, can cause yellow pigmentation of skin. Sometimes Plaquenil can also deposit in the tissues of the body and cause the skin to take on a greenish tone. Dry skin. Loss of appetite. Abdominal bloating. Upset stomach. Long-Term Side Effects of Plaquenil for Rheumatoid Arthritis Retinal Damage. Neurological Disorders. Blood Disorders. Hearing Disorders. Other Side Effects.