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. Chloroquine in treatment of hypercalcemia Plaquenil bruising Hydroxychloroquine sulfate side effects rheumatoid arthritis Side effectsof chloroquine The recommended dose of hydroxychloroquine Plaquenil in adults is 400 mg on exactly the same day of each week. The recommended weekly suppressive dose of hydroxychloroquine Plaquenil in children 6 years of age and older is 5 mg base/kg. This dose should not exceed the adult dose reg ardless of body weight. Going from 400 to 200 in plaquenil? My rheumy today suggested I try to go down to 200 mg of plaquenil a day, instead of 400. He said they’ve seen the results to be about the same. For treating lupus in adults, the recommended starting Plaquenil dosage is 400 mg once or twice a day. After a while, your healthcare provider may recommend a lower dosage such as 200 mg once daily. The higher the long-term dosage, the more likely that serious Plaquenil side effects especially eye damage may occur. 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. 400 mg plaquenil at night Hydroxychloroquine Side Effects Common, Severe, Long Term., Going from 400 to 200 in plaquenil? lupus - reddit What does hydroxychloroquine cost so much Sep 01, 2019 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. Hydroxychloroquine sulfate filmcoated tablets cannot be divided, therefore they should not be used to treat patients who weigh less than 31 kg. Hydroxychloroquine Tablets - FDA prescribing information.. Taking Plaquenil for Various Conditions and Treatment Tips. Taking Plaquenil for Rheumatoid Arthritis. Feb 19, 2020 One PLAQUENIL tablet contains 200 mg of hydroxychloroquine sulfate, which is equivalent to 155 mg base. Take PLAQUENIL with a meal or a glass of milk. Malaria Prophylaxis. Adults. 400 mg 310 mg base once weekly on the same day of each week starting 2 weeks prior to exposure, and continued for 4 weeks after leaving the endemic area. Hydroxychloroquine Plaquenil is used to treat malaria, lupus, and rheumatoid arthritis. Learn about side effects, warnings, dosage, and more. Typical dosage is 400 mg once per week, taken on. Feb 19, 2020 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.