It can decrease the pain and swelling of arthritis. It may prevent joint damage and reduce the risk of long-term disability. Plaquenil 200 mg miami Symptoms of hydroxychloroquine toxicity Can i just stop taking hydroxychloroquine Plaquenil Dosage Malaria. Adults 400 mg 310 mg base once weekly on the same day of each week starting 2 weeks prior. Lupus Erythematosus. The recommended adult dosage is 200 to 400 mg 155 to 310 mg base daily. Rheumatoid Arthritis. The action of hydroxychloroquine is cumulative and may. The recommended adult dose for rheumatoid arthritis is 400-600 mg daily for 4-12 weeks followed by 200-400 mg daily. Systemic lupus erythematosus is treated with 400 mg once or twice daily for several weeks then 200-400 mg daily. Hydroxychloroquine should be taken with food or milk in order to reduce stomach upset. 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. Hydroxychloroquine high dose Plaquenil Risk Calculators, Hydroxychloroquine Plaquenil Side Effects & Dosage for Malaria Interaction between plaquenil and augmentin iHydroxychloroquine sarcoidosis dosage Doses should be adjusted in conjunction with the prescribing physician to minimize the risk of vision loss and to ensure that the medical risks of medication adjustment are managed. Recommended screening consists of automated visual fields appropriate to race and spectral-domain optical coherence tomography SD-OCT. Hydroxychloroquine Plaquenil Dosing Calculator - MDCalc. Hydroxychloroquine Oral Uses, Side Effects, Interactions.. Plaquenil Oral Uses, Side Effects, Interactions.. 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. Potassium should be replaced with close monitoring of serum potassium levels. If these treatments fail to reverse the serious manifestations of hydroxychloroquine or chloroquine toxicity, treatment with high dose diazepam therapy seems warranted. Rheumatoid Arthritis. The action of hydroxychloroquine is cumulative and may require weeks to months to achieve the maximum therapeutic effect see CLINICAL PHARMACOLOGY. Initial adult dosage 400 mg to 600 mg 310 to 465 mg base daily, administered as a single daily dose or in two divided doses.