Although not all of these side effects may occur, if they do occur they may need medical attention. Check with your doctor immediately if any of the following side effects occur while taking hydroxychloroquine: Incidence not known Some side effects of hydroxychloroquine may occur that usually do not need medical attention. Plaquenil rosacea Dosage for chloroquine syrup I got this after about 5 weeks, mine was a blistery rash and it was only on my shoulders, upper chest and upper back. My doctor said it was photodermatitis and caused from a sensitivity to the sun caused by the plaquenil. A very serious allergic reaction to this drug is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including rash, itching/swelling especially of the face/tongue/throat, dizziness, trouble breathing. Hydroxychloroquine is particularly effective for systemic lupus erythematosus SLE and discoid lupus erythematosus DLE. By reducing inflammation, hydroxychloroquine can decrease pain, swelling and stiffness of joints, and improve or clear some rashes. Which skin conditions are treated with hydroxychloroquine? These include Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. These side effects may go away during treatment as your body adjusts to the medicine. Plaquenil skin rash Hydroxychloroquine Plaquenil Side Effects & Dosage for., Plaquenil Oral Uses, Side Effects, Interactions, Pictures. Hydroxychloroquine porphyria cutanea tarda mechanismRetinal toxicity from plaquenil years after discontinuedRecommended dosage hydroxychloroquine View detailed reports from patients taking Hydroxychloroquine Sulfate who experienced rash. Reports are from official medical reports as well as online extractions from user reviews and forum discussions. Hydroxychloroquine Sulfate Rash Reports - DrugInformer. Hydroxychloroquine Skin Support. Plaqunil rash -. Hydroxychloroquine Plaquenil is a drug that is classified as an anti-malarial drug. Plaquenil is prescribed for the treatment or prevention of malaria. It is also prescribed for the treatment of rheumatoid arthritis, lupus, and the side effects of lupus such as hair loss, joint pain, and more. Hi There, Ok, I just started taking Plaquenil 7 days ago and I just realized I am really really itchy. I looked down at my arms and I have red and white blotchy areas on my forarms. I am starting to itch in my scalp, back, stomach, face and arms now. I think this rash is just starting, so I don't know if it will Hydroxychloroquine typically is very well tolerated. Serious side effects are rare. The most common side effects are nausea and diarrhea, which often improve with time. Less common side effects include rash, changes in skin pigment such as darkening or dark spots, hair changes, and muscle weakness.