Antimalarials are usually given as one or two pills, once a day. Side effects include vision changes (blurring, halos around lights and sensitivity to light), headache, dizziness, nausea and vomiting. Individuals taking an antimalarial should have eye examinations periodically. Symptoms of plaquenil eye toxicity Antimalarial drugs hydroxychloroquine Psoriasis is an autoimmune skin disease characterized by the spontaneous appearance of symptoms, followed by periods of causes itchy or painful patches of skin that are thick, red, and have silvery scales. A week later, she presented to our clinic with an acute condition and reported that after taking hydroxychloroquine for a few days she developed multiple rashes, most prominent at skin folds around her breasts, neck, axillae and buttocks. The rashes were characteristic of inverse psoriasis. 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. The use of Plaquenil may cause a severe flare of psoriasis. Unless you are directed to do so by your doctor, do not take Plaquenil, the most commonly prescribed antimalarial. Psoriasis hydroxychloroquine Plaquenil Hydroxychloroquine MyPsoriasisTeam, Hydroxychloroquine-induced inverse psoriasis. Plaquenil eye dosageIs hydroxychloroquine sulfate an immunosuppressive drug Find patient medical information for Hydroxychloroquine Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. psoriasis, severe stomach. Hydroxychloroquine Oral Uses, Side Effects, Interactions.. Plaquenil Hydroxychloroquine - Side Effects, Dosage.. Hydroxychloroquine Uses, Dosage & Side Effects -. Exacerbation of Psoriasis due to Hydroxychloroquine Sara S McCoy1*, Vivek Nagaraja2, Scott Paviol3, Johann E Gudjonsson4 and J Michelle Kahlenberg1 1 Department of Internal Medicine, Di-vision of Rheumatology, University of Michigan, USA 2 Department of Internal Medicine, Division of Rheumatology, University of Toledo, USA The induction or exacerbation of psoriasis by hydroxychloroquine has been described in patients treated for malaria.6 It has been shown that in patients with psoriatic skin lesions, there was an exacerbation of psoriasis in 31% of the cases after the use of anti-malarials, including hydroxychloroquine.7 The mechanism of drug-induced psoriasis. 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.