It can decrease the pain and swelling of arthritis. It may prevent joint damage and reduce the risk of long-term disability. Low g6pd and plaquenil Cost of plaquenil in ireland Chloroquine overdose fatal Adults—200 to 400 milligrams mg taken as a single dose or in two divided doses once a day. However, dose is usually not more than 400 mg once a day. Children—Use and dose must be determined by your doctor. To treat malaria Hydroxychloroquine is usually given for 3 days, starting with one high dose followed by a smaller dose during the next 2 days in a row. Take this medicine for the full prescribed. Hydroxychloroquine comes in an oral tablet. Adult dosing ranges from 200 mg or 400 mg per day 6.5mg/kg. In some cases, higher doses can be used. It is recommended one tablet twice daily if taking more than one tablet. Today, it is used to treat rheumatoid arthritis, some symptoms of lupus, childhood arthritis (or juvenile idiopathic arthritis) and other autoimmune diseases. Hydroxychloroquine is in a class of medications that was first used to prevent and treat malaria. Hydroxychloroquine high dose Hydroxychloroquine toxicity - EyeWiki, Hydroxychloroquine - Side Effects, Dosage, Interactions. Hydroxychloroquine wr walter reedPlaquenil bradycardiaDrug interactions hydroxychloroquine Hydroxychloroquine is usually taken with food or milk to prevent stomach upset. The dosage and length of treatment are based on your medical condition and response to therapy. In children, dosage. Hydroxychloroquine Oral Uses, Side Effects, Interactions.. Hydroxychloroquine Plaquenil. Hydroxychloroquine Plaquenil Side Effects & Dosage for.. Irreversible retinal damage observed in some patients who had received hydroxychloroquine sulfate; significant risk factors for retinal damage include daily doses of hydroxychloroquine sulfate greater than 6.5 mg/kg 5 mg/kg base of actual body weight, durations of use greater than five years, subnormal glomerular filtration. Hydroxychloroquine HCQ, sold under the brand name Plaquenil among others, is a medication used for the prevention and treatment of certain types of malaria. Specifically it is used for chloroquine-sensitive malaria. Other uses include treatment of rheumatoid arthritis, lupus, and porphyria cutanea tarda. It is taken by mouth. 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.