Please review the following URL and make sure that it is spelled correctly. Applies to hydroxychloroquine: oral tablet Along with its needed effects, hydroxychloroquine (the active ingredient contained in Plaquenil) may cause some unwanted effects. Can plaquenil make ra worse Stopping hydroxychloroquine abruptly Plaquenil is generally well-tolerated, but side effects are possible. Common side effects linked to Plaquenil include nausea and diarrhea. Taking the medication with food eases nausea for most people taking the drug. Less common side effects include skin rashes, hair thinning, and weakness. 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. Hydroxychloroquine Plaquenil. The drug can be very effective in its treatment of RA and Lupus and the likelihood of serious vision problems is small and can potentially be avoided with the correct dosing and monitoring of the eyes. Other drugs in the treatment for RA or Lupus may have more frequent or serious side effects then. 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. Although not all of these side effects may occur, if they do occur they may need medical attention. Plaquenil and vision problems Has anyone experienced plaquenil toxicity with damage to eyes?, Plaquenil Side Effects on Your Eyes and Vision How much is plaquenil without insurance A severe eye problem has happened with Plaquenil hydroxychloroquine. This may lead to lasting eyesight problems. The risk may be higher if you have some types of eye or kidney problems. Plaquenil Indications, Side Effects, Warnings -. What can Hydroxychloroquine Plaquenil do to my eyes?. Plaquenil Hydroxychloroquine - Side Effects, Dosage.. Up to half of patients treated with the arthritis drug hydroxychloroquine Plaquenil are prescribed more than the recommended maximum amount, according to new research. In separate studies, Canadian and U. S. researchers found that 30 to 50 percent of patients didn’t receive the dose outlined in treatment guidelines; a smaller percentage didn’t get recommended eye exams. Your eye care provider can examine the macula and detect subtle changes before you begin to notice any symptoms of problems. As a result, all patients taking plaquenil should have an examination approximately every six months. The macula should be examined through a dilated pupil. The incidence of Plaquenil related macular problems increases. Hydroxychloroquine Plaquenil is a drug that is classified as an anti-malarial drug. Plaquenil is prescribed for the treatment or prevention of malaria. It is also prescribed for the treatment of rheumatoid arthritis, lupus, and the side effects of lupus such as hair loss, joint pain, and more.