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. Chloroquine-medicated salt Drug treatment of chloroquine resistant malaria Usual Adult Dose for Rheumatoid Arthritis. -Initial dose 400 to 600 mg 310 to 465 mg base orally once a day to optimum response usually 4 to 12 weeks -Maintenance dose 200 to 400 mg 155 to 310 mg base orally once a day Dose adjustment The dose may need to be reduced temporarily if adverse side effects occur; Patients usually start by taking 400mg daily. Once a response is achieved, the dose may be lowered to 200mg daily. Plaquenil Dosing for Rheumatoid Arthritis. The recommended starting Plaquenil dose for rheumatoid arthritis treatment is 400 to 600 mg daily. In some people, the starting dose may need to be temporarily reduced for a week or so if bothersome side effects occur. After a good response is obtained usually four to six weeks, your healthcare. 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. Plaquenil dosage rheumatoid arthritis Plaquenil Uses, Dosage & Side Effects -, Hydroxychloroquine Plaquenil - medications for. Para q sirve el hydroxychloroquine 200 mgPlaquenil ophthalmologyChloroquine phosphate pregnancyLow-dose hydroxychloroquine in treatment of porphyria Rated Plaquenil for Rheumatoid Arthritis Report. After taking for 200 mg a day for about 2-3 months, my RA pains were much less. However i began suffering from vertigo and dizzy spells! Plaquenil Reviews Everyday Health. Taking Plaquenil for Various Conditions and Treatment Tips. Plaquenil Hydroxychloroquine - Side Effects, Dosage.. Plaquenil hydroxychloroquine is an effective medication for autoimmune conditions and malaria that comes with less side effects than other DMARDs. You will likely have to take additional medications to keep your rheumatoid arthritis in control. 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. Initial adult dosage 400 mg to 600 mg 310 to 465 mg base daily, administered as a single daily dose or in two divided doses. In a small percentage of patients, side effects may require temporary reduction of the initial dosage.