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. Plaquenil for inflammatory arthritis How to dissolve chloroquine Plaquenil is the brand name of hydroxychloroquine, a drug used to prevent or treat malaria 2. Plaquenil is also used for long-term treatment of autoimmune diseases such as rheumatoid arthritis RA and systemic lupus erythmatosis. According to the Mayo Clinic, it can take up to six months' constant use before an effect is seen in RA 1. Dr. Fung’s case involved a 48-year-old woman with lupus. Nine years after discontinuing medical therapy, the patient had new scotomas, difficulty reading and progression of bull’s-eye maculopathy. Plaquenil’s long half-life in the body can cause irreversible and progressive damage, Dr. Fung said. 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. This medication is also used, usually with other medications, to treat certain auto-immune diseases (lupus, rheumatoid arthritis) when other medications have not worked or cannot be used. Discuss the most recent information with your doctor before traveling to areas where malaria occurs. Is plaquenil discontinued Long-Term Side Effects of Plaquenil for Rheumatoid Arthritis., Rx Side Effects New Plaquenil Guidelines and More - American. Do i need hydroxychloroquine with methotrexateWhy would plaquenil not work on raWill hydroxychloroquine make my cheeks flushSurgery while taking plaquenil Feb 19, 2020 PLAQUENIL is not effective against chloroquine or hydroxychloroquine-resistant strains of Plasmodium species see CLINICAL PHARMACOLOGY - Microbiology. PLAQUENIL is not recommended for the treatment of malaria acquired in geographic areas where chloroquine resistance occurs or when the Plasmodium species has not been identified. Plaquenil Hydroxychloroquine Uses, Dosage, Side Effects.. Hydroxychloroquine-Induced Retinal Toxicity - American.. Hydroxychloroquine Plaquenil. Plaquenil Side Effects by Likelihood and Severity INFREQUENT side effects. If experienced, these tend to have a Severe expression. changing any diet or commencing or discontinuing any course of. Plaquenil should be discontinued immediately in any patient who develops a pigmentary abnormality, visual field defect, or any other abnormality not explainable by difficulty in accommodation or presence of corneal opacities. Patients should continue to be observed for possible progression of the changes. I haven't heard of that and even if a drug is discontinued, there would be warning from the drug companies to the GPs, hospitals, etc. I've just had my rheumatology appointment this week and there was no mention of it being discontinued, so I don't understand what your pharmacist is on about.