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 with lamotrigine with oxycodone Hydroxychloroquine 200 mg discount Macular Society Eye screening for patients taking hydroxychloroquine. Hydroxychloroquine is a medication used to treat several conditions including rheumatoid arthritis, systemic lupus erythematosus, some skin conditions especially photosensitive ones and others that involve inflammation. Hydroxychloroquine Plaquenil is used to treat malaria, lupus, and rheumatoid arthritis. Learn about side effects, warnings, dosage, and more. Hydroxychloroquine is used to treat or prevent malaria, a disease caused by parasites that enter the body through the bite of a mosquito. Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of 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 and eyesight Plaquenil eye problems Mayo Clinic Connect, Hydroxychloroquine Side Effects, Dosage, Uses, and More Plaquenil flying saucerPlaquenil and essential oilsChloroquine phosphate mechanism of action Apr 10, 2019 Taking Plaquenil long-term or at high doses may cause irreversible damage to the retina of your eye. Stop taking Plaquenil and call your doctor at once if you have trouble focusing, if you see light streaks or flashes in your vision, or if you notice any swelling or color changes in your eyes. Call your doctor at once if you have Plaquenil Uses, Dosage & Side Effects -. Hydroxychloroquine - Side Effects, Dosage, Interactions.. Study Finds Blood Levels of Plaquenil may be Important.. Jun 13, 2019 Plaquenil and your eyes. A rare side effect of Plaquenil is damage to the eye's retina. The retina is the light-sensitive tissue at the back of the eye. Using Plaquenil for a long period of time may harm the retina, causing serious vision loss. People with retinal damage from Plaquenil are not aware at first that they are losing vision. My rheumatologist was adamant that I had an eye test before I started hydroxychloroquine a to check that my eyes were in a condition that could tolerate hydroxyquinine b give a baseline, to compare against future annual tests, or any time I felt a change, whichever is the sooner. 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.