Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. Retinal plaquenil toxicity Plaquenil method of action Incidence of adverse affects from chloroquine Hydroxychloroquine is a prescription drug. It comes as an oral tablet. Hydroxychloroquine is available as the brand-name drug Plaquenil. It’s also available in a generic version. 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. 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. 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. Plaquenil 200 mg oral tablet Hydroxychloroquine 200 mg Tablets Generic Plaquenil, Plaquenil Hydroxychloroquine - Side Effects, Dosage. Chloroquine phosphate molecular weight Find patient medical information for Hydroxychloroquine Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. hydroxychloroquine 200 mg. Hydroxychloroquine Oral Uses, Side Effects, Interactions.. Hydroxychloroquine Oral Tablet 200Mg Drug Medication Dosage.. Hydroxychloroquine Tablets - FDA prescribing information.. Nov 09, 2018 Hydroxychloroquine 200 mg-TEV, white, oblong. Hydroxychloroquine 200 mg-WAT, white, oval. See All Images. Read Next Hydroxychloroquine Reviews. About Drugs A-Z. Interactions, and Dosage tabs. Hydroxychloroquine levels were still detectable after 3 months with approximately 10% of the dose excreted as the parent drug. Results following a single dose of a 200 mg tablet versus i.v. infusion 155 mg, demonstrated a half-life of about 40 days and a large volume of distribution. Brand names for hydroxychloroquine include Plaquenil. Hydroxychloroquine Prices. This hydroxychloroquine price guide is based on using the discount card which is accepted at most U. S. pharmacies. The cost for hydroxychloroquine oral tablet 200 mg is around $40 for a supply of 50, depending on the pharmacy you visit.