These changes can restrict blood flow, resulting in organ and tissue damage. There are many types of vasculitis, and most of them are rare. Chloroquine autophagy in vivo Chloroquine base lethal dose Plaquenil stomach ulcer S ir, Hydroxychloroquine is widely used in the treatment of rheumatoid arthritis and systemic lupus erythematosus, with very few reported side‐report the case of a 65‐yr‐old woman who developed Stevens–Johnson syndrome 2 weeks after commencing treatment with hydroxychloroquine. Hydroxychloroquine Plaquenil is considered a disease-modifying anti-rheumatic drug DMARD. It can decrease the pain and swelling of arthritis. It may prevent joint damage and reduce the risk of long-term disability. Hydroxychloroquine is in a class of medications that was first used to prevent and treat malaria. As noted, the most common antimalarial used is Plaquenil hydroxychloroquine, which is dosed by weight and used for persistent rashes. Evidence suggests that early use may delay systemic onset of lupus. The condition can be short term (acute) or long lasting (chronic). Vasculitis might affect just one organ, or several. Hydroxychloroquine for vasculities rash Hydroxychloroquine Side-effects, uses, time to work, Hydroxychloroquine Plaquenil Recommended dosage hydroxychloroquineOct appearance of plaquenil toxicity Hypersensitivity vasculitis is commonly triggered by a reaction to a drug. Common drugs linked to hypersensitivity vasculitis include certain antibiotics such as penicillin and sulfa drugs Hypersensitivity Allergic Vasculitis Symptoms.. Rashes, Skin Care and Cutaneous Lupus What You Should Know. New use for an old treatment Hydroxychloroquine as a.. Vasculitis is a general term for inflammation in your blood vessels. Learn more about the causes, complications, symptoms, types, diagnosis, treatment, and prognosis of vasculitis. 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. Macular, purpuric rash in an 18-year-old woman with moderate ankle edema that developed two weeks after starting a new drug azathioprine for underlying Takayasu arteritis. Biopsy of a lesion showed leukocytoclastic vasculitis with a perivascular, predominantly neutrophilic infiltrate. Figure 2.