Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. Moa of chloroquine in malaria Chloroquine phosphate anemones One tablet of hydroxychloroquine sulfate, USP 200 mg, is equivalent to 155 mg base. Lupus erythematosus Initially, the average adult dose is 400 mg =310 mg base once or twice daily. This may be continued for several weeks or months, depending on the response of the patient. Plaquenil Hydroxychloroquine is used to treat and prevent malaria infection, and to reduce symptoms and progression of autoimmune diseases such as lupus & others. Hydroxychloroquine is in a class of drugs called antimalarials. 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. Taking hydroxychloroquine long-term or at high doses may cause irreversible damage to the retina of your eye. Hydroxychloroquine is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. Hydroxychloroquine 200 mg tab Hydroxychloroquine Tablets - FDA prescribing information., Plaquenil Hydroxychloroquine - Side Effects, Dosage. Generic hydroxychloroquine genericPlaquenil and glutamatePlaquenil bladder infectionPlaquenil rash side effects Hydroxychloroquine Oral tablet 200mg Drug Medication Dosage information. Learn about the reported side effects, related class drugs, and how these medications will affect your daily lifestyle. Visit for more details. Hydroxychloroquine Oral Tablet 200Mg Drug Medication.. Hydroxychloroquine MedlinePlus Drug Information. PLAQUENIL HYDROXYCHLOROQUINE SULFATE TABLETS, USP DESCRIPTION. Apr 15, 2019 Dosing of hydroxychloroquine is based on the patient’s weight, but the treatment is only available in a 200 mg dose. That can make it challenging for physicians to tailor the dose for each individual patient, leading them to sometimes prescribe complex dosing schedules. Hydroxychloroquine is used to prevent or treat malaria infections caused by mosquito bites. It does not work against certain types of malaria chloroquine-resistant. The United States Center for Disease Control provides updated guidelines and travel recommendations for the prevention and treatment of malaria in different parts of the world. Hydroxychloroquine comes only as a tablet you take by mouth. Hydroxychloroquine is used to treat malaria, lupus erythematosus, and rheumatoid arthritis.