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 for sinflammatory oa Que es plaquenil 200 mg Hydroxychloroquine as third-line agent in type 2 diabetes Get medical help right away if you have any very serious side effects, including chest pain, fast/irregular heartbeat, severe dizziness, fainting, seizures. Aug 29, 2014 The side effect that is of greatest concern is retinal toxicity. Retinal toxicity of Plaquenil may manifest itself with subtle disturbances of the retinal pigment epithelium which may eventually lead to complete destruction of the macula in the form of bull’s-eye maculopathy. Common side effects may include headache, dizziness, ringing in your ears; nausea, vomiting, stomach pain; loss of appetite, weight loss; mood changes, feeling nervous or irritable; skin rash or itching; or. hair loss. 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 side effects right away HYDROXYCHLOROQUINE - ORAL Plaquenil side effects, medical., The Risk of Retinal Toxicity with Plaquenil How to take hydroxychloroquinePlaquenil ful fielderg severeHydroxychloroquine 200 mg en espanolHydroxychloroquine price in india Side Effects. Just like any other medication, Plaquenil also has few side effects. Most of the side effects of this medication are temporary and may slowly disappear as your body has time to adjust to this medication. These common side effects include Nausea; Stomach cramps; Diarrhea; Dizziness; A headache Common Side Effects of Plaquenil - medications.center. Plaquenil, Plaquenil Sulfate, Quineprox hydroxychloroquine.. Taking Plaquenil for Rheumatoid Arthritis. Serious skin reactions can occur during treatment with this medicine. Check with your doctor right away if you or your child have any of the following symptoms while using this medicine blistering, peeling, or loose skin, red skin lesions, severe acne or skin rash, sores or ulcers on the skin, or fever or chills while you are using this medicine. Hi honey, YES.stopping plaquenil for a couple of days can cause symptoms to arise or get worse.needs to be taken exactly as prescribed. Twice a day, every day. Missing one dose wont make a major difference but skipping more then one, or days absolutely can. Some side effects of hydroxychloroquine may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects.