Although not all of these side effects may occur, if they do occur they may need medical attention. Check with your doctor immediately if any of the following side effects occur while taking hydroxychloroquine: Incidence not known Some side effects of hydroxychloroquine may occur that usually do not need medical attention. Downes sm hydroxychloroquine retinopathy Plaquenil infection Chloroquine phosphate buy over the counter Plaquenil eye exam optometrist or ophthalmologist The Hydroxychloroquine Dosing Calculator calculates appropriate daily dose of hydroxychloroquine. If a patient is on a dose that exceeds 5 mg/kg/day of real body weight, the prescribing physician should be contacted to ensure that the dose can be adjusted and medical risks are managed. Ideal Body Weight and Adjusted Body Weight; Age. The usual hydroxychloroquine dose that is prescribed is 400 mg/day. For this dosage, any woman with an ideal body weight less than 135 pounds would be in the toxic dose range. As one can see, the height that corresponds to an ideal body weight of 135 pounds varies across the formulas. The maximum dose of Plaquenil is 6.5 mg/kg of ideal body weight per day, regardless of whether a person is overweight, underweight, or normal weight. One kilogram kg equals 2.2 pounds. Women with lupus who are OVER their ideal body weight should go by these dosing rules Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. These side effects may go away during treatment as your body adjusts to the medicine. Plaquenil toxicity ideal body weight Ask the Expert Plaquenil and Sjögren’s, Ideal Body Weight for Calculating Hydroxychloroquine. How quickly does eye damage progress hydroxychloroquineHow does plaquenil work for arthritisChloroquine phostate for ichMalaria resources pdf fsp drugs chloroquineChloroquine stock solution A daily dose of 6.5mg/kg ideal body weight places patients at higher risk, but a daily dose below this level did not preclude the patient from developing toxicity after many years of treatment. A cumulative dose of 1000g of hydroxychloroquine or 460g of chloroquine was likely the largest risk factor, which was typically achieved after 5-7 years of a typical dosage 8, 10. Hydroxychloroquine Plaquenil Toxicity and.. Protecting your eyesight when taking Plaquenil Lupus.. Retinal toxicity associated with chronic exposure to.. The recommended dosage is no more than 6.5 mg/kg/day, using the standard known as “ideal weight,” which factors in height. Dr. Marmor suggested calculating this as follows For women, the ideal weight is 100 lbs for 5 feet, plus five lbs per extra inch of height. Usual Adult Dose for Malaria Prophylaxis. Suppression 400 mg 310 mg base orally on the same day every week Comments-Suppressive therapy should begin 2 weeks prior to exposure; however, failing this, an initial dose of 800 mg 620 mg base may be taken in 2 divided doses 6 hours apart. Previous reports indicate that toxicity is rare if dosing is less than 6.5 mg/kg/day. 2 To avoid overdosage, especially in obese patients or those of short stature, dose should be based on height, which allows for an estimation of ideal body weight. The drug clears slowly from the blood, so basing dosage on weight puts obese patients at risk.