Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. Plaquenil overdose fatal Malaria prophylaxis pregnancy chloroquine Plaquenil toxicity heart Plaquenil ff erg severe Hydroxychloroquine sulfate tablets, USP contain 200 mg hydroxychloroquine sulfate, USP equivalent to 155 mg base, and are for oral administration. One tablet of 200 mg of hydroxychloroquine sulfate, USP is equivalent to 155 mg base. Malaria Suppression In adults, 400 mg =310 mg base on exactly the same day of each week. In infants and children, the weekly suppressive dosage is 5 mg, calculated as base, per kg of body weight, but should not exceed the adult dose regardless of weight. Assay preparation— Weigh and finely powder not less than 20 Tablets. Transfer an accurately weighed portion of the powder, equivalent to about 200 mg of hydroxychloroquine sulfate to a 200-mL volumetric flask, add about 150 mL of Solvent mixture, and mix. Sonicate, with intermittent shaking, for about 15 minutes, and cool to room temperature. Hydroxychloroquine may also be used for purposes not listed in this medication guide. Hydroxychloroquine is also used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. Hydroxychloroquine sulfate tablets usp 200 mg uses Hydroxychloroquine Sulfate 200 mg - USP, Hydroxychloroquine Sulfate Tablets, USP 200 mg* Plaquenil risksHydroxychloroquine and slurred speech Save money on your Plaquenil® Tablets prescription by switching to Teva's FDA-approved generic version, Hydroxychloroquine Sulfate Tablets, USP Hydroxychloroquine Sulfate Tablets, USP - Teva Generics. USP Monographs Hydroxychloroquine Sulfate Tablets. Hydroxychloroquine - Wikipedia. Hydroxychloroquine is a prescription medication used to reduce pain and swelling caused by diseases of the immune system such as rheumatoid arthritis, juvenile arthritis, and systemic lupus erythematosus SLE. This medication belongs to a group of drugs called DMARDs disease modifying antirheumatic drugs which work by suppressing the excessive activity of the immune system. PrPLAQUENIL® Hydroxychloroquine Sulfate Tablets USP 200 mg ACTIONS AND CLINICAL PHARMACOLOGY PLAQUENIL hydroxychloroquine sulfate tablets belongs to the 4-aminoquinoline class. PLAQUENIL has been beneficial for patients with rheumatoid arthritis and lupus erythematosus, especially chronic discoid lupus. The recommended hydroxychloroquine dosage for rheumatoid arthritis is 400 mg to 600 mg a day by mouth as a single dose or divided into two separate doses. However, once a good response is being maintained with hydroxychloroquine, doses may be reduced to 200 mg to 400 mg per day for maintenance.