Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. Laboratory synthesis of chloroquine Retinal damage plaquenil Plaquenil and swollen lymph nodes Find patient medical information for Plaquenil Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Taking hydroxychloroquine long-term or at high doses may cause irreversible damage to the retina of your eye. Stop taking this medicine 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. If you take too much Plaquenil, call your healthcare provider or local Poison Control Center, or seek emergency medical attention right away. If you take too much Plaquenil, call your healthcare provider or local Poison Control Center, or seek emergency medical attention right away. Taking hydroxychloroquine long-term or at high doses may cause irreversible damage to the retina of your eye. Hydroxychloroquine is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. What happens if you take too much plaquenil Lupus Medicines Hydroxychloroquine - Brigham and Women's., Hydroxychloroquine Uses, Dosage & Side Effects - Methotrexate and plaquenil interactionPlaquenil surveillance labs There are other medications that can cause photosensitivity too. I never used to burn. I used to get a really deep tan. he said it looked like something that happens in lupus. My reaction to plaquenil as opposed to many of yours is ironic as I have a good bit of Native American blood and I'm not fair skinned. Plaquenil and Sun Exposure. Plaquenil and Sun Exposure - Sjogren's World. Plaquenil - Side Effects, Uses, Dosage, Overdose.. Plaquenil How Much Is Too Much Lupus Forums at The Lupus Site. Plaquenil is such an incredibly useful medication with numerous beneficial and not very obvious side effects such as reducing cholesterol and risk of diabetes, that people take it at the maximum recommended dose for decades or forever if a lower dose results in return of symptoms. Tell your doctor if you experience serious side effects of Plaquenil including. muscle weakness, twitching, uncontrolled movement, loss of balance or coordination, blurred vision, light sensitivity, seeing halos around lights, Today, Plaquenil and other antimalarials are also used to treat and help prevent symptoms caused by certain autoimmune diseases such as rheumatoid arthritis RA, systemic lupus erythematosus, and discoid lupus, even though these diseases are not caused by malaria parasites.