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. Chloroquine-induced em Can i take metformin and plaquenil together Plaquenil side effects sun 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. 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. Serious side effects and their symptoms can include the following blurred vision or other vision changes. ringing in your ears or hearing loss. angioedema, or rapid swelling of your skin. hives. mild or severe bronchospasm that causes trouble breathing. sore throat. unusual bleeding or bruising. 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 insomnia Plaquenil - Healthboards, Plaquenil Side Effects Common, Severe, Long Term - Can plaquenil cause eye damageHydroxychloroquine prevalencePlaquenil pregnancy drug classPlaquenil for lichen planus I have been on the plaquenil 200 mgm for about 4 months now. I did stop it for 2 weeks early in the treatment due to having to take a coupld other drugs that seemed to give me side effects. I just quit the plaquenil to give my liver a rest at that time. Noticed nothing different. Plaquenil isn a antiparasitic drug with anti-inflammatory affect. Let me tell you what weaning down from Plaquenil is like.. Hydroxychloroquine Side Effects, Dosage, Uses, and More. Hydroxychloroquine Oral Uses, Side Effects, Interactions.. 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. Its side effects, besides ocular toxicity, include gastrointestinal discomforts, such as nausea, vomiting, cramping and diarrhea 1. Find patient medical information for Plaquenil Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings.