Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. Hydroxychloroquine and chloroquine assessing the risk of retinal toxicity Plaquenil urticaria schnitzler syndrome What blood tests are required while on plaquenil What does hydroxychloroquine sulphate do Hydroxychloroquine is used to treat or prevent malaria, a disease caused by parasites that enter the body through the bite of a mosquito. Malaria is common in areas such as Africa, South America. By the old standards, obese people, if dosed by their actual weight, could be overmedicated, Dr. Marmor said. If you’re short, the standard prescription of 200 mg of Plaquenil, twice daily, is too much, he said. The recommended dosage is no more than 6.5 mg/kg/day, using the standard known as “ideal weight,” which factors in height. Dr. The adult dose of Plaquenil to suppress malaria is 400 mg on the same day each week. 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. Taking hydroxychloroquine long-term or at high doses may cause irreversible damage to the retina of your eye. Hydroxychloroquine is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. Plaquenil 40 mg Hydroxychloroquine Oral Uses, Side Effects, Interactions., Rx Side Effects New Plaquenil Guidelines and More - American. Chloroquine in hepatic amoebiasisHydroxychloroquine sulfate vs sodium bicarbonatePlaquenil price malaysia A risk factor for Plaquenil hydroxychloroquine retinotoxicity is a daily dose that exceeds 5.0 mg of drug per kg of body weight. The tool on the right simply calculates this threshold based on a ppatient’s real body weight. It’s important to understand that the daily dose is only one risk factor for plaquenil retinotoxicity. Plaquenil Risk Calculators. Side Effects of Plaquenil Hydroxychloroquine, Warnings, Uses. Plaquenil What You Need to Know - Kaleidoscope Fighting Lupus. Children's doses are based on body weight and are calculated as 5 mg of hydroxychloroquine base per kilogram of body weight to a maximum dose of 400 mg. For treatment of acute attacks of malaria, the recommended starting dose for adults is 800 mg followed by 400 mg after 6 to 8 hours. An overdose of hydroxychloroquine can be fatal, especially in children. Hydroxychloroquine overdose must be treated quickly. You may be told to induce vomiting right away at home, before transport to an emergency room. Ask the poison control center how to induce vomiting in the case of an overdose. 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.