I saw a GP about it (not my usual one) and they strongly suspect it is being caused by MTX but I have just spoken to the Rheumy nurse who thinks Hydroxy is the more likely suspect or it may be an autoimmune response so now I have to withhold all rheumy meds. It seems to improve when I am on steroids but only at higher doses. Thanks, Tamara I am on all sorts of meds including MTX and Hydroxy. What drug is comparable to plaquenil Plaquenil cholesterol Visual defects hydroxychloroquine Oct test for plaquenil Aug 26, 2013 Can plaquenil hydroxychloroquine cause a blistering rash on palms of hands. Is that a common side affect. I am also vomiting everyday. How long does it take for plaquenil hydroxychloroquine to work with rashes? Plaquenil hydroxychloroquine has brought ANA, SED, C-Reactive down. I function-barely. 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. Hydroxychloroquine oral tablet doesn’t cause drowsiness, but it can cause other side effects. More common side effects. The more common side effects that can occur with hydroxychloroquine include I can't face the GP again, as I am sure I am one of the "heart-sink" patients! I have recently developed an itchy rash which only affects my cheeks and eyebrows and haven't a clue what's causing it, so I hope you get some helpful replies that might help me too! Hydroxychloroquine causing rash where Hydroxychloroquine Plaquenil Side Effects & Dosage for., Plaquenil Hydroxychloroquine - Side Effects, Dosage. Primaquine and chloroquineChloroquine scheduled drug Find patient medical information for Hydroxychloroquine Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Hydroxychloroquine Oral Uses, Side Effects, Interactions.. Hydroxychloroquine Side Effects, Dosage, Uses, and More. Long-Term Side Effects of Plaquenil for Rheumatoid Arthritis.. I had an itchy rash due to methotrexate. They thought it was most likely to be caused by Cimzia, so stopped both drugs, restarted MTX and the rash came back. So I had to stop that and started on new medication after the rash had subsided. The doctor hasn't seen that before, so it's not always the cause. What Is Plaquenil? Plaquenil hydroxychloroquine is an antimalarial medication used to treat or prevent malaria, a disease caused by parasites, which enter the body through the bite of a mosquito. Plaquenil is also used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. Plaquenil is available in generic form. What Are Side Effects of Plaquenil? Background Hydroxychloroquine sulfate and other antimalarial drugs have been used successfully as adjunctive therapy for patients with cutaneous lesions of dermatomyositis over the past 20 years. An increased incidence of cutaneous reactions to hydroxychloroquine has been postulated to occur in patients with dermatomyositis.