It's used to treat and prevent malaria infection, and to reduce symptoms and progression of autoimmune diseases such as lupus, rheumatoid arthritis, and others. Malaria is spread by mosquitoes, which transmit the parasites that cause the infection, usually in tropical and subtropical parts of the world. Hydroxychloroquine cyp Can you take doxe-pin hcl and hydroxychloroquine 200 mg to Plaquenil dosage based on weight 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 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. Note This document contains side effect information about hydroxychloroquine. Some of the dosage forms listed on this page may not apply to the brand name Plaquenil. For the Consumer. Applies to hydroxychloroquine oral tablet. Along with its needed effects, hydroxychloroquine the active ingredient contained in Plaquenil may cause some unwanted effects. For example, it may be combined with an antibiotic to treat chronic Q-fever, which humans usually catch from farm animals or raw milk. Plaquenil is used to treat other types of infections too. Symptoms of allergic reaction to plaquenil Long-Term Side Effects of Plaquenil for Rheumatoid Arthritis, Plaquenil and Sulfa Allergies" Lupus Community - Support. Plaquenil 200 mg and pregnancyPlaquenil sjogrens syndromeValtrex and plaquenilPlaquenil fertilityDoes plaquenil help sjogren& 39 Allergic reaction to Plaquenil. Discussion in 'Medications' started by SickANDexhausted, Mar 25, 2015. SickANDexhausted Junior Member. I was just prescribed Plauqenil and was given Hydroxycloroquine Zydus. Less than two weeks in, I had an extremely bad allergic reaction. I forgot to take the plaquenil and the symptoms waned a bit. It was. Allergic reaction to Plaquenil Lupus Forums at The Lupus.. Plaquenil Side Effects Common, Severe, Long Term -. Hydroxychloroquine Side Effects, Dosage, Uses, and More. I am still fighting this allergic reaction. I just spent a few days in the hospital on IV steroids. they said that Plaquenil can take up to 50 days to clear the body. Anyone else had to deal with this? How long did it take to clear up? Any helpful tips? Also, on a facebook page some people posted pics of their Lupus rashes. That's a real common side effect of Lupus is unexplained rashes. If you've ever had an allergic reaction to a drug then this is the type of reaction you'd have if you were allergic to the Plaquenil; and they'd stay until the Plaquenil was out of your system. If they're coming and going more than likely it isn't the Plaquenil. Plaquenil is the brand name for the prescription drug hydroxychloroquine. It's used to treat and prevent malaria infection, and to reduce symptoms and progression of autoimmune diseases such as.