Plaquenil 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, and Southern Asia. Number of hydroxychloroquine manufacturers Hydroxychloroquine enhance of inhibit immune Hydroxychloroquine sulphate overdose What happens when you stop taking plaquenil Plaquenil or Hydroxychloroquine. Leave a Comment. What is Plaquenil. Plaquenil Adverse Reactions with Treating Lupus and Rheumatoid Arthritis; Ocular Reactions. The goal with ocular screening for the side effects of Plaquenil is to find the damage at the earliest stage to reduce the amount of vision loss. The risk is low in the beginning. So after three weeks of taking Plaquenil hydroxychloroquine I developed a rash and had to stop. Now I'm really worried since Plaquenil is supposed to be the 'life insurance' drug of lupus, people have less flares on it, live longer, etc. Does this mean I have to be on steroids, and/or stronger drugs like Imuran and Cellcept, forever? I had been taking plaquenil since April for my lupus and sjogrens. It was working really well and just recently my rheumy told that I was in remission. I felt great. Then I had an allergic reaction to the plaquenil - a rash all over my body, neck, arms and legs. I stopped taking it 1 week ago. Plaquenil is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. This medicine is not effective against all strains of malaria. Allergic reaction when changed from hydroxychloroquine to plaquenil Adverse cutaneous reactions to hydroxychloroquine are more., Allergic to Plaquenil. What now? lupus - reddit Chloroquine prophylaxis dosagePlaquenil toxicity monitored withChloroquine diphosphate salt msdsHydroxychloroquine brand name canadaHla-dr4 rheumatoid arthritis and hydroxychloroquine Find patient medical information for Plaquenil Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Plaquenil Oral Uses, Side Effects, Interactions.. Allergic reaction to plaquenil DailyStrength. Allergic reaction to Plaquenil Lupus Forums at The Lupus.. The risk may also be higher with some doses of hydroxychloroquine, if you use hydroxychloroquine for longer than 5 years, or if you take certain other drugs like tamoxifen. Call your doctor right away if you have any eyesight changes like blurred or foggy eyesight, trouble focusing or reading, or trouble seeing in dim light. PLAQUENIL hydroxychloroquine sulfate tablets contain 200 mg hydroxychloroquine sulfate. the patient should be closely observed given that retinal changes and visual disturbances may progress even after cessation of therapy. Cardiac Effects. Dermatologic reactions to PLAQUENIL may occur and, therefore, I can say, however, that I have not had any cross allergic reaction to other drugs sometimes associated with sulfa allergies. Whether you try Plaquenil or not is ultimately up to you and your doctor, but a lot will depend on the type and severity of reactions that you've had. Rashes are certainly a lot less severe than respiratory reactions.