Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. What is plaquenil therapy Plaquenil and lupus flares 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 Dosage information. Learn about the reported side effects, related class drugs, and how these medications will affect your daily lifestyle. Following a single 200 mg oral dose of PLAQUENIL to healthy male volunteers, the mean peak blood concentration of hydroxychloroquine was 129.6 ng/mL, reached in 3.26 hours with a half-life of 537 hours 22.4 days. In the same study, the plasma peak concentration was 50.3 ng/mL reached in 3.74 hours with a half-life of 2963 hours 123.5 days. 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 200 mg good rx Hydroxychloroquine Oral Uses, Side Effects, Interactions., Hydroxychloroquine Oral Tablet 200Mg Drug Medication Dosage. Generic pill hydroxychloroquine Keep taking hydroxychloroquine as you have been told by your doctor or other health care provider, even if you feel well. Do not take antacids or kaolin within 4 hours of hydroxychloroquine. Hydroxychloroquine systemic 200 mg COPLEY 774 View all images. Hydroxychloroquine Indications, Side Effects, Warnings.. Plaquenil Hydroxychloroquine Uses, Dosage, Side Effects.. Buy Plaquenil hydroxychloroquine sulfate Online Blink.. For patients taking hydroxychloroquine to prevent malaria. 400 to 600 milligrams mg taken as a single dose or in two divided doses once a day. Then, 200 to 400 mg taken as a single dose or in two divided doses once a day. Your doctor may adjust your dose if needed. However, dose is usually not more than 600 mg or 6.5 mg per kilogram kg. HYDROXYCHLOROQUINE is used to treat rheumatoid arthritis and systemic lupus is also used to treat malaria. The lowest GoodRx price for the most common version of hydroxychloroquine is around $20.41, 88% off the average retail price of $177.73. Plaquenil comes in 200 milligram mg tablets that are taken by mouth. To prevent malaria in adults, two tablets are typically taken once a week, on the same day each week.