It's used to treat and prevent malaria infection, and to reduce symptoms and progression of autoimmune diseases such as lupus, rheumatoid arthritis, and others. Malaria is spread by mosquitoes, which transmit the parasites that cause the infection, usually in tropical and subtropical parts of the world. Plaquenil rash wont go away Chloroquine glutathione synthase Difficulty sleeping, & may experience nightmares • ringing in the ears and/or altered hearing • muscle weakness • damage to the back of the eye retina. Symptoms include difficulty reading or seeing parts of words, or objects may be missing or blurred vision. When plaquenil is taken in Symptoms of a serious allergic reaction may include rash, itching/swelling especially of the face/tongue/throat, dizziness, trouble is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or the US -Call your doctor for medical advice about side effects. Jan 11, 2012 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. For example, it may be combined with an antibiotic to treat chronic Q-fever, which humans usually catch from farm animals or raw milk. Plaquenil is used to treat other types of infections too. Difficulty sleeping side effect of plaquenil Common and Rare Side Effects for Plaquenil Oral, HYDROXYCHLOROQUINE - ORAL Plaquenil side effects, medical. Plaquenil red spots on chest and backPlaquenil tegen malariaRelapse of plasmodium vivax after chloroquine Common Side Effects of Plaquenil. Tell your doctor if any of the following side effects, as they may be indications of a more serious reaction Headache; Loss of appetite; Dizziness; Nausea Plaquenil Hydroxychloroquine - Side Effects, Dosage.. Let me tell you what weaning down from Plaquenil is like.. Will you have Liver function test abnormal with Plaquenil.. The other thought is that Plaquenil has an anti-inflammatory effect and when one feels some better our energy levels rise. One can only hope that is how the rest of us will feel. I have been on the Plaquenil since last September and take it after lunch. It hasn't changed my lousy sleeping patterns, but I have had more energy since being on it. The information is not intended to cover all possible uses, directions, precautions, drug interactions or adverse effects, nor should it be construed to indicate that use of a particular drug is. Feb 19, 2020 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.