Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. Plaquenil toxicity cumulative dose Hydroxychloroquine treats what infx Annual screening may be commenced before 5 years of treatment if additional risk factors for retinal toxicity exist, such as concomitant tamoxifen therapy, impaired renal function eGFR less than 60 mL/minute/1.73 m 2 or high-dose therapy greater than 5 mg/kg/day of hydroxychloroquine sulfate. Plaquenil side effects Get emergency medical help if you have signs of an allergic reaction to Plaquenil hives; difficulty breathing; swelling of your face, lips, tongue, or throat. Taking Plaquenil long-term or at high doses may cause irreversible damage to the retina of your eye. Hydroxychloroquine is used to treat or prevent malaria, a disease caused by parasites that enter the body through the bite of a mosquito. Malaria is common in areas such as Africa, South America. 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 sulfate eye side effects Hydroxychloroquine - Wikipedia, Plaquenil Uses, Dosage & Side Effects - Chloroquine cipro Children should not take hydroxychloroquine for long-term therapy. Keep all appointments with your doctor and the laboratory. Your doctor may order certain lab tests to check your response to hydroxychloroquine. If you are taking hydroxychloroquine for a long period of time, your doctor will recommend frequent eye exams. Hydroxychloroquine MedlinePlus Drug Information. Hydroxychloroquine - Side Effects, Dosage, Interactions - Drugs.. Hydroxychloroquine Plaquenil Side Effects & Dosage for.. Retinal toxicity from hydroxychloroquine is rare, but even if the medication is discontinued, vision loss may be irreversible and may continue to progress. It is imperative that patients and physicians are aware of and watch for this drug’s ocular side effects. Find patient medical information for Hydroxychloroquine Sulfate Bulk on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. If you are taking Plaquenil to treat an inflammatory condition or malaria, you should be aware of the side effects that may occur to your eyes and vision. Plaquenil hydroxychloroquine is in a class of drugs called disease-modifying anti-rheumatic drugs, which are used to decrease inflammation, pain and joint damage.