It does not work against certain types of malaria (chloroquine-resistant). The United States Center for Disease Control provides updated guidelines and travel recommendations for the prevention and treatment of malaria in different parts of the world. Taking plaquenil over 2 years Plaquenil induced psoriasis Cost for hydroxychloroquine The pediatric weekly suppressive dosage is 5 mg/kg of body weight. The adult dose of Plaquenil to treat an acute attack of malaria is an initial dose of 800 mg followed by 400 mg in six to eight hours and 400 mg for two more days. To treat lupus erythematosus, the average adult dose is 400 mg once or twice daily. Hydroxychloroquine is available in generic forms and under the brand names of Plaquenil in tablets of 200 mg. The usual dose is 400 mg daily in one or two divided doses. Common side effects include headaches, dizziness, gastrointestinal upset and rash. Find patient medical information for Hydroxychloroquine Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. This medication is also used, usually with other medications, to treat certain auto-immune diseases (lupus, rheumatoid arthritis) when other medications have not worked or cannot be used. Discuss the most recent information with your doctor before traveling to areas where malaria occurs. Plaquenil 400 mg daily Plaquenil - 400mg/day LUPUS - Lupus - MedHelp, Hydroxychloroquine - LiverTox - NCBI Bookshelf Does plaquenil treat ckdHydroxychloroquine 20 mg Lupus The usual starting dose for adults is 400 mg once or twice daily. This dose may be continued for several weeks or months depending on the benefits that occur. For long-term use, the dose of hydroxychloroquine is usually reduced to 200 mg to 400 mg daily. Plaquenil - Uses, Side Effects, Interactions -. Hydroxychloroquine Oral Uses, Side Effects, Interactions.. Plaquenil hydroxychloroquine sulfate dose, indications.. Hydroxychloroquine Plaquenil is used to treat malaria, lupus, and rheumatoid arthritis. your doctor may lower your dosage to 200–400 mg per day, as a single daily dose or in two divided doses. Find patient medical information for Plaquenil Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Rheumatoid Arthritis. The action of hydroxychloroquine is cumulative and may require weeks to months to achieve the maximum therapeutic effect see CLINICAL PHARMACOLOGY. 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.