Hydroxychloroquine is available as the brand-name drug Plaquenil. Generic drugs usually cost less than the brand-name version. Hydroxychloroquine may be used as part of a combination therapy. Chloroquine canada Plaquenil dosage for malaria For the Consumer. Continuing ringing or buzzing or other unexplained noise in the ears. feeling of constant movement of self or surroundings. irritability. nausea. nervousness. nightmares. sensation of spinning. shakiness and unsteady walk. uncontrolled eye movements. unsteadiness, trembling, or. 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. Ocular Surgery News. And of greater importance, Plaquenil has less systemic side effects than other drugs used for lupus, so there is a real advantage in using it as long as one can. You want a. Hydroxychloroquine is used to treat lupus erythematosus and rheumatoid arthritis. It isn’t fully understood how this drug works to treat lupus erythematosus or rheumatoid arthritis. That means you may need to take it with other drugs. It treats malaria by killing the parasites that cause the disease. Plaquenil ocular side effects Common and Rare Side Effects for Plaquenil Oral, Side Effects of Plaquenil Hydroxychloroquine, Warnings, Uses Chloroquine lysing the endosomeHistory of chloroquineHydroxychloroquine plaquenil wikipediaHydroxyzine and plaquenilCan chloroquine cause abortion Side Effects Tell your doctor or pharmacist as soon as possible if you do not feel well while taking Plaquenil. Plaquenil helps most people with rheumatoid arthritis, SLE, DLE, treatment of malaria and the control of malaria symptoms, but it may have unwanted side effects in a few people. Plaquenil Tablets - NPS MedicineWise. Despite Plaquenil dosing recommendations, retinal toxicity.. What are the side effects of Plaquenil?. Some side effects 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. Uncontrolled eye movements unsteadiness, trembling, or other problems with muscle control or coordination vomiting Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional. Call your doctor for medical advice about side effects. Although they are uncommon, Plaquenil has side effects that may affect your eyes. Plaquenil and Your Eyes In some people, Plaquenil can cause a condition called hydroxychloroquine retinopathy, often referred to as bulls-eye maculopathy.