If a patient is overweight, one should use the ideal body weight to assess whether the doaily dose is in the toxic range (/= 6.5 mg/kg/day). This graph shows various formulas that have been proposed for deriving ideal body weight for women, because virtually all cases of hydroxychloroquine toxicity have been female. Hydroxychloroquine g6pd Chloroquine po 300 mg daily prophylaxis Chloroquine administration Hydroxychloroquine generally is given to adults in doses of 200 mg or 400 mg per day. In some cases, higher doses can be used. Your doctor may gradually increase or decrease your dosage over time to find the right levels for your specific symptoms and needs while having the least amount of negative side effects. Dosing is usually much lower in children and infants depending on their body weight, usually 5 mg, calculated as base, per kilogram kg of body weight one 200 mg tablet = 155 mg base. Child. Mg 310 mg base PO once every 7 days. Alternatively, 6.5 mg/kg/dose 5 mg base/kg/dose; Max 400 mg/dose or 310 mg base/dose. Dosing should begin 2 weeks before entering and continue for 4 weeks after leaving the endemic area. The CDC suggests hydroxychloroquine as an alternative to chloroquine. For this dosage, any woman with an ideal body weight less than 135 pounds would be in the toxic dose range. The usual hydroxychloroquine dose that is prescribed is 400 mg/day. Plaquenil dosage by weight ACR Actual-weight hydroxychloroquine dosing works in SLE., Plaquenil Hydroxychloroquine - Side Effects, Dosage. Plaquenil and taste budsNaprosen and plaquenil Weight based dosage in adults and pediatric patients 13 mg/kg 10 mg/kg base, not to exceed 800 mg 620 mg base followed by 6.5 mg/kg 5 mg/kg base, not to exceed 400 mg 310 mg base, at 6 hours, 24 hours and 48 hours after the initial dose. Plaquenil film-coated tablets cannot be divided, therefore they should not be used to treat patients who weigh less than 31 kg. Plaquenil - FDA prescribing information, side effects and uses. Plaquenil hydroxychloroquine sulfate dose, indications, adverse.. Plaquenil Uses, Dosage & Side Effects -. Ideal Body Weight for Calculating Hydroxychloroquine Dosage The most important risk factor for hydroxychloroquine retinopathy is the daily dose of the drug. If a patient is overweight, one should use the ideal body weight to assess whether the doaily dose is in the toxic range /= 6.5 mg/kg/day. Mg 620 mg base followed by 400 mg 310 mg base at 6 hours, 24 hours and 48 hours after the initial dose total 2000 mg hydroxychloroquine sulfate or 1550 mg base. Weight Based Dosage In Adults And Pediatric Patients The recommended initial dosage of hydroxychloroquine Plaquenil for the treatment of lupus erythematosus is 400 mg once or twice daily. The recommended maintenance dose range of hydroxychloroquine Plaquenil for the treatment of lupus erythematosus is 200 to 400 mg daily.