Hydroxychloroquine is available as the brand-name drug Plaquenil. Generic drugs usually cost less than the brand-name version. Hydroxychloroquine may be used as part of a combination therapy. Plaquenil pregnancy rheumatoid arthritis Chloroquine cell toxicity Feb 19, 2020 Taking hydroxychloroquine long-term or at high doses may cause irreversible damage to the retina of your eye. Stop taking hydroxychloroquine 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. Taking hydroxychloroquine long-term or at high doses may cause irreversible damage to the retina of your eye. Stop taking hydroxychloroquine 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 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 is used to treat lupus erythematosus and rheumatoid arthritis. It isn’t fully understood how this drug works to treat lupus erythematosus or rheumatoid arthritis. That means you may need to take it with other drugs. It treats malaria by killing the parasites that cause the disease. What happens if you take hydroxychloroquine withoutfood RA and Hydroxychloroquine How Effective is it for Rheumatoid., Plaquenil Hydroxychloroquine Side effects, Images, Uses, Dosage. What is a potential adverse effect of hydroxychloroquine plaquenilDoes plaquenil cause high cholesterolHydroxychloroquine sickle cell dose This article is from June 2011 and may contain outdated material. Download PDF. Many systemic medications may cause retinal toxicity. One such commonly used medication for dermatologic and rheumatologic inflammatory conditions is hydroxychloroquine Plaquenil, a chloroquine derivative. Hydroxychloroquine-Induced Retinal Toxicity - American.. Plaquenil Side Effects on Your Eyes and Vision. Hydroxychloroquine Side-effects, uses, time to work. Nov 09, 2018 Hydroxychloroquine can cause serious liver or heart problems, especially if you use certain medicines at the same time, including other medicines to treat malaria; an antibiotic or antifungal. I was on neurontin for about 6 months while also taking Plaquenil. I don't think there are any negative interactions. As for missing doses of Plaquenil, I've been on it for 4.5 years and I used to be able to go a few days missing doses with no ill effects. Hi everyone. Just wondered if anyone can tell me whether hydroxy suppresses the immune system. And if so, to what extent. I know it's not as harsh as some of the other drugs but just wondered what people's experiences are.