One such commonly used medication for dermatologic and rheumatologic inflammatory conditions is hydroxychloroquine (Plaquenil), a chloroquine derivative. It is used to treat many diseases including malaria, rheumatoid arthritis and systemic lupus erythematosus. Hydroxychloroquine and cancer risk Plaquenil help paying Chloroquine dosage for lupus Sun sensitivity plaquenil Aug 14, 2017 This means many people taking Plaquenil for RA are taking a dose of 400mg a day or higher. Pigment deposits in the retina can cause vision changes, according to Steven Ofner, M. D. of Eugene Oregon Eye Care. Signs of retinal damage include blurry or distorted vision, flashes of light or floaters, or loss of night vision. Its most frequent use now is for Rheumatoid Arthritis RA and Lupus and is often very effective in mitigating the joint and arthritic symptoms these diseases can cause. One of the most significant side effects of the drug is its possibility of causing eye problems resulting in blurred or decreased vision. Inability to move the eyes. increased blinking or spasms of the eyelid. joint or muscle pain. large, hive-like swelling on the face, eyelids, lips, tongue, throat, hands, legs, feet, and sex organs. loss of hearing. lower back or side pain. noisy breathing. painful or difficult urination. red irritated eyes. red skin lesions, often with a purple center It is imperative that patients and physicians are aware of and watch for this drug’s ocular side effects. Retinal toxicity from hydroxychloroquine is rare, but even if the medication is discontinued, vision loss may be irreversible and may continue to progress. Symptoms of eye side effects from plaquenil Conditions Plaquenil-related Eye Problems Eugene Eye Care, What can Hydroxychloroquine Plaquenil do to my eyes? Does plaquenil treat lyme diseaseHow long does plaquenil take to work for hives Side effects include irritability, headache, weakness, hair lightening or loss, stomach upset, nausea, dizziness, muscle pain, rash and itching. Rarely, hydroxychloroquine can affect the bone marrow leading to reduced white blood cells leukopenia or platelets thrombocytopenia and abnormal red blood cells anemia. Hydroxychloroquine Plaquenil Side Effects & Dosage for Malaria. Plaquenil Side Effects - GoodRx. Plaquenil Uses, Dosage & Side Effects -. Inability to move the eyes increased blinking or spasms of the eyelid joint or muscle pain large, hive-like swelling on the face, eyelids, lips, tongue, throat, hands, legs, feet, and sex organs loss of hearing lower back or side pain noisy breathing painful or difficult urination red irritated eyes Aug 29, 2014 This means that the side effects of Plaquenil are mild and infrequent compared with its potential benefits. As with any medication, allergic reactions including skin rashes and non-allergic reactions can occur. The side effect that is of greatest concern is retinal toxicity. Side Effects Nausea, stomach cramps, loss of appetite, diarrhea, dizziness, or headache may occur. If any of these effects persist or worsen, notify your doctor or pharmacist promptly. Remember.