It is used to prevent and treat acute attacks of malaria. It is also used to treat discoid or systemic lupus erythematosus and rheumatoid arthritis in patients whose symptoms have not improved with other treatments. Plaquenil overdose symptoms Plaquenil lawsuit In a small percentage of patients, side effects may require temporary reduction of the initial dosage. Maintenance adult dosage When a good response is obtained, the dosage may be reduced by 50 percent and continued at a maintenance level of 200 mg to 400 mg 155 to 310 mg base daily, administered as a single daily dose or in two divided doses. 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. Oct 30, 2019 Dosage forms Variable daily dosing eg, alternating or skipping doses on certain days each week may be used to obtain the recommended dose for rheumatologic uses. All doses below are expressed as hydroxychloroquine sulfate salt. Hydroxychloroquine sulfate salt 200 mg is equivalent to hydroxychloroquine base 155 mg. Hydroxychloroquine comes as a tablet to take by mouth. This medication is sometimes prescribed for other uses; ask your doctor or pharmacist for more information. Hydroxychloroquine doses Hydroxychloroquine Oral Uses, Side Effects, Interactions., Hydroxychloroquine - Wikipedia Hydroxychloroquine and sulfa allergyPsoriasis and hydroxychloroquineHydroxychloroquine and tylenolIcd 10 code long term use of plaquenil Nov 25, 2019 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. Hydroxychloroquine Dosage Guide with Precautions -. Hydroxychloroquine Professional Patient Advice -. Hydroxychloroquine Plaquenil Side Effects & Dosage for Malaria. Medication Dosage. Several factors have been associated with the risk of developing hydroxychloroquine retinopathy. One of the most important appears to be dosage—with debate over whether daily intake vs. cumulative dosage is most significant. Mar 17, 2019 Hydroxychloroquine is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. Important information. Taking hydroxychloroquine long-term or at high doses may cause irreversible damage to the retina of your eye. Dosing. Hydroxychloroquine is generally prescribed at a daily dose of 6.5 milligrams or less per kilogram of body weight. Using this formula, the dosage for a 150-pound person would be 443 mg/day, as one kilogram equals 2.2 pounds. Because HCQ is formulated as a 200 mg tablet, many people taking it for lupus will take two pills per day.