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 200 mg daily Plaquenil vs hydroxycholorquine sulfate Plaquenil and mycophenolate Find patient medical information for Plaquenil Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. diarrhea, dizziness, or headache. Plaquenil is prescribed as a disease-modifier, in other words, to decrease pain, decrease swelling, and prevent joint damage and disability. It is not known how Plaquenil works but researchers believe that Plaquenil interferes with communication between cells within the immune system. Ultimately, it is thought to block proinflammatory. At mentions that in overdose conditions or hypersensitive patients, plaquenil can cause dizziness and heart palpitations -- so these are definitely issues that you should talk to your doctor about. Perhaps there is a dosage between 200 and 400 that will be right for you. 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. Dizziness on plaquenil Lupus and Dizziness « Dr Garys Lupus Treatment System., Taking Plaquenil for Rheumatoid Arthritis Hydroxy chloroquine 200 mgDoes chloroquine sulfate have sulfa in itSide effects of plaquenil depressionDrug treatment of chloroquine resistant malariaDoes hydroxychloroquine cause swelling of legs For many patients with Sjogren's, Plaquenil hydroxychloroquine has long been the go to drug that their doctors prescribe. It is often the first line of attack before other more aggressive therapies are added such as methotrexate or rituximab that have bigger impacts on the immune system. Study Raises Questions about Sjogren's and Plaquenil. Increasing plaquenil, having problems. Plaquenil, fatigue and dizziness. May 22, 2004 I was on plaquenil 400mg for about 9 months when the dizziness started. Felt like being on merry go round and can't get off. At any rate, my rheumy switched from generic brand to brand necessary plaquenil. Something unstable about the generic brand. It's been a few months now and the brand necessary is working fine. Aug 14, 2017 Plaquenil can cause serious side effects when used in high doses for chronic diseases such as RA over the long term. The New Zealand Dermatological Society recommends that to decrease the risk of retina damage, no more than 200mg of Plaquenil should be taken a day, and a dose of 400mg per day should be taken no longer than a few weeks. Saturday was a week since I stopped taking Plaquenil, aka Hydroxychloroquine, per my doctor's instructions, and I think I am going through some form of withdrawal. I took the drug as a treatment for sarcoidosis and one of the side effects is a reduction in white blood cells, which is what has happened to me.