It is used to prevent and treat acute attacks of malaria. It is also used to treat discoid or systemic lupus erythematosus and rheumatoid arthritis in patients whose symptoms have not improved with other treatments. Does stopping hydroxychloroquine cold turkey Finasteride vs plaquenil Chloroquine phosphate lethal Chloroquine autophagy cancer For long-term use, the dose of hydroxychloroquine is usually reduced to 200 mg to 400 mg daily. Malaria The recommended preventative adult dose is 400 mg on exactly the same day of each week, beginning 2 weeks before exposure and continued for 8 weeks after leaving the high-risk area. Generally, hydroxychloroquine is given in 200 mg or 400 mg doses, once per day. Higher doses can sometimes be used, but only in adults and not for all cases. Some people tolerate this medication much better than other people, so it is important that individuals who are considering taking hydroxychloroquine talk with their doctor about the. However, dose is usually not more than 800 mg for the first dose and not more than 400 mg for the next doses. For treatment of arthritis Adults—At first, 400 to 600 milligrams mg taken as a single dose or in two divided doses once a day. Then, 200 to 400 mg taken as a single dose or in two divided doses once a day. Hydroxychloroquine comes as a tablet to take by mouth. This medication is sometimes prescribed for other uses; ask your doctor or pharmacist for more information. What is hydroxychloroquine 400 mg used for Hydroxychloroquine - Wikipedia, RA and Hydroxychloroquine How Effective is it for Rheumatoid. Plaquenil ogenArtemisia annua taken with hydroxychloroquine The recommended adult dose for rheumatoid arthritis is 400-600 mg daily for 4-12 weeks followed by 200-400 mg daily. Systemic lupus erythematosus is treated with 400 mg once or twice daily for several weeks then 200-400 mg daily. Hydroxychloroquine should be Hydroxychloroquine Plaquenil Side Effects & Dosage for.. Hydroxychloroquine Oral Route Proper Use - Mayo Clinic. Hydroxychloroquine Plaquenil. Hydroxychloroquine is used to prevent or treat malaria infections caused by mosquito bites. It does not work against certain types of malaria chloroquine-resistant. Hydroxychloroquine Plaquenil was originally used to treat malaria and is now used mostly to treat rheumatological and dermatological diseases. Its most frequent use now is for Rheumatoid Arthritis RA and Lupus and is often very effective in mitigating the joint and arthritic symptoms these diseases can cause. Hydroxychloroquine is also used to treat symptoms of acute or chronic rheumatoid arthritis and lupus erythematosus. Adult doses range from 400 mg/week for suppressive therapy to 1,200 mg/day for acute malaria attacks.