It's used to treat and prevent malaria infection, and to reduce symptoms and progression of autoimmune diseases such as lupus, rheumatoid arthritis, and others. Malaria is spread by mosquitoes, which transmit the parasites that cause the infection, usually in tropical and subtropical parts of the world. Plaquenil hydroxychloraquine doseage Can chloroquine be taken as a preventive Plaquenil’s long half-life in the body can cause irreversible and progressive damage, Dr. Fung said. Similarly, one study reported that 16 women who’d taken hydroxychloroquine or chloroquine, or a combination of the agents, showed no improvement seven years after stopping drug therapy, and progression occurred in six of the cases. 2 Malaria is spread by mosquitoes, which transmit the parasites that cause the infection, usually in tropical and subtropical parts of the world. Plaquenil is used to treat other types of infections too. For example, it may be combined with an antibiotic to treat chronic Q-fever. All blood work came back "normal", lupus is in remission/ inactive. Yay! Dr stopped Hydroxychloroquine plaquenil yesterday fearing it is now doing more harm than good. Over all I do feel it may have caused increased anxiety and depression and irritability.however lupus alone can trigger those symptoms I'm sure. For example, it may be combined with an antibiotic to treat chronic Q-fever, which humans usually catch from farm animals or raw milk. Plaquenil is used to treat other types of infections too. Can plaquenil cause depression Rapid Heartbeat with Plaquenil - Lupus - MedHelp, Plaquenil Hydroxychloroquine - Side Effects, Dosage. Hydroxy chloroquine 200 mgHydroxychloroquine prednisone adverse effects 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. Long-Term Side Effects of Plaquenil for Rheumatoid Arthritis.. PLAQUENIL Side Effects, Reviews by Patients -. Plaquenil What You Need to Know - Kaleidoscope Fighting Lupus. Yes, Plaquenil can cause mood changes, irritability and psychosis and can worsen the existing psychosis. So yes, changing the drug may help. However, please do not change or stop the medication on your own. You need to consult a doctor and slowly be weaned off it and on to anew drug for your lupus. Take care! Plaquenil and Depression - from FDA reports Summary Depression is found among people who take Plaquenil, especially for people who are female, 60+ old, have been taking the drug for 1 - 6 months, also take medication Enbrel, and have Pain. Summary. 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.