It can decrease the pain and swelling of arthritis. It may prevent joint damage and reduce the risk of long-term disability. How fast does plaquenil work Plaquenil boils The lowest doses of 4-aminoquinolines previously used for PCT have been 125 mg of chloroquine or 100 mg for hydroxychloroquine, as in this study, twice weekly. 19, 24–29, 31, 32 Somewhat higher doses 30, 35, 46 are reported as safe and effective and would not require dividing the lowest available dosage forms; much higher doses and dose. 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. 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. 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. Available doses of hydroxychloroquine PLAQUENIL HYDROXYCHLOROQUINE SULFATE TABLETS, USP DESCRIPTION, Plaquenil Risk Calculators Reddit plaquenilHydroxychloroquine uworldDoes plaquenil have lifetime effects The typical daily dosage for most indications is 200 mg to 400 mg per day. Daily dosage is recommended not to exceed 400 mg. Hydroxychloroquine-Induced Retinal Toxicity - American Academy of.. Hydroxychloroquine Oral Uses, Side Effects, Interactions.. Hydroxychloroquine Oral Route Proper Use - Mayo Clinic. All patients in the cohort were prescribed hydroxychloroquine not to exceed a dose of 6.5 mg per kilogram. The maximum daily dose prescribed is 400 mg. In those who are on hemodialysis 200 mg was prescribed after each dialysis session. Hydroxychloroquine comes as a tablet to take by mouth. For prevention of malaria in adults, two tablets are usually taken once a week on exactly the same day of each week. The first dose is taken 1 to 2 weeks before traveling to an area where malaria is common, and then doses are continued for 8 weeks. In a second recently reported study, researchers from the Chicago area documented that roughly half of the 554 rheumatology patients on hydroxychloroquine HCQ in a regional health system and seen by an ophthalmologist during 2009-2016 received an excessive dosage of the drug Ophthalmology. 2017 Jan 30. doi 10.1016/j.ophtha.20.