Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. Plaquenil while taking maltac P falciparum resistance to chloroquine This drug is commonly used to manage multiple complications of lupus and other connective tissue disorders. Hydroxychloroquine is a relatively safe medication but it is recommended to have regular monitoring by an ophthalmologist eye doctor while taking this drug. 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 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. Plaquenil safe dosage Rx Side Effects New Plaquenil Guidelines and More - American Academy., Plaquenil Dosage Guide - Hydroxychloroquine diabetes medscapeHydroxychloroquine and anxietMedicationl plaquenilMefloquine chloroquineOtis pregnancy plaquenil Wrong Hydroxychloroquine Dose Is Common, Putting Eyes at Risk Up to half of patients treated with the arthritis drug hydroxychloroquine Plaquenil are prescribed more than the recommended maximum amount, according to new research. Wrong Hydroxychloroquine Dose Is Common, Putting Eyes at Risk - News. Hydroxychloroquine MedlinePlus Drug Information. Taking Plaquenil for Rheumatoid Arthritis. The incidence of Plaquenil related macular problems increases when approaching a dose of 600 to 700 mg. per day. The average dose is 400 mg. per day. This is a very safe dose. Retina related complications have been reported at this dosage level too. However, the risk is much less than higher doses. Abstract. Background The American Academy of Ophthalmology recommendations on screening for chloroquine CQ and hydroxychloroquine HCQ retinopathy are revised in light of new information about the prevalence of toxicity, risk factors, fundus distribution, and effectiveness of screening tools. PLAQUENIL tablets are white, to off-white, film coated tablets imprinted “PLAQUENIL” on one face in black ink. Each tablet contains 200 mg hydroxychloroquine sulfate equivalent to 155 mg base. Bottles of 100 tablets NDC 59212-562-10. Do not crush or divide PLAQUENIL film-coated tablets see DOSAGE AND ADMINISTRATION.