Weakness, swelling, and pain are the most common myositis symptoms. Myositis causes include infection, injury, autoimmune conditions, and drug side effects. Plaquenil difficulty sleeping Chloroquine cryptocaryon 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. Feb 19, 2020 Plaquenil is also used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. Plaquenil is available in generic form. What Are Side Effects of Plaquenil? Common side effects of Plaquenil include. nausea, vomiting, stomach pain or cramps, loss of appetite, weight loss, diarrhea, dizziness, spinning sensation, headache, Sep 13, 2019 Some side effects of hydroxychloroquine may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Myositis is caused by any condition that leads to inflammation in the muscles. Treatment of myositis varies according to the cause. Plaquenil tendon pain Painful Hand OA Not Relieved by Hydroxychloroquine., Side Effects of Plaquenil Hydroxychloroquine, Warnings, Uses Chloroquine avloclorHydroxychloroquine teaching atiPlaquenil saliva And plaquenil does miracle for pain. Try to not remove it from your treatment plan. I had this med removed for 2 years and suffered quite a lot of joint, muscle and tendon pain. The main side effect from plaquenil is some digestive problems. Severe is retinal degradation, everyone should get an eyefield test yearly. Plaquenil & Weight Gain/Loss -. Hydroxychloroquine Side Effects Common, Severe, Long Term.. Roaming tendonitis anyone? -. Sep 13, 2019 lower back or side pain; noisy breathing; painful or difficult urination; red irritated eyes; red skin lesions, often with a purple center; severe mood or mental changes; sore throat sores, ulcers, or white spots on the lips or in the mouth; sticking out of the tongue; stomach pain; swelling of the feet or lower legs; swollen or painful glands Hydroxychloroquine Plaquenil is commonly used for treating joint pain in Sjögren’s syndrome patients, based in part on its efficacy in treating the joint pain of patients with systemic lupus erythematosus and rheumatoid arthritis. Plaquenil is the brand name for the prescription drug hydroxychloroquine. It's used to treat and prevent malaria infection, and to reduce symptoms and progression of autoimmune diseases such as lupus, rheumatoid arthritis, and others.