Please review the following URL and make sure that it is spelled correctly. Applies to hydroxychloroquine: oral tablet Along with its needed effects, hydroxychloroquine (the active ingredient contained in Plaquenil) may cause some unwanted effects. Chloroquine is used for Plaquenil dosage for sjogrens 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. Re Plaquenil side effects I've been on Plaquenil for 3 years and I agree with Kristin67-it is a GOD-send! I take the generic brand hydroxychloroquine and always have from day 1. Side-effects aren't common. However, in some people hydroxychloroquine can cause skin rashes, especially those made worse by sunlight. feeling sick nausea or indigestion. diarrhoea. headaches. bleaching of the hair or mild hair loss. tinnitus ringing in the ears 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. Although not all of these side effects may occur, if they do occur they may need medical attention. Plaquenil generic side effects Hydroxychloroquine - Wikipedia, Plaquenil side effects - HealthBoards Chloroquine and proguanil during pregnancyPlaquenil plmSulfa in plaquenil Compare Hydroxychloroquine vs Plaquenil head-to-head with other drugs for uses, ratings, cost, side effects, interactions and more. Hydroxychloroquine rated 6.7/10 vs Plaquenil rated 6.8/10 in overall patient satisfaction. Hydroxychloroquine vs Plaquenil Comparison -. Hydroxychloroquine Side-effects, uses, time to work. Plaquenil Hydroxychloroquine Uses, Dosage, Side Effects.. Many people using this medication do not have serious side your doctor immediately if any of these unlikely but serious side effects occur arm/leg/back pain, fast heartbeat, hair loss/color change, mental/mood changes e.g. anxiety, depression, hallucinations, ringing in the ears/hearing loss, worsening of skin conditions e.g. psoriasismedication may infrequently cause serious sometimes permanent eye problems or muscle damage, especially if you take it for a long time. Side effects. In some people, HCQ may cause gastrointestinal problems, such as nausea, vomiting, upset stomach, cramps, or diarrhea. These may occur for the first few days a person takes the drug while the body adjusts to the medication. Loss of appetite, tiredness, weakness, or headache are uncommon side effects and typically go away over time. Plaquenil. Uses. Hydroxychloroquine is used to prevent or treat malaria infections caused by mosquito bites. It does not work against certain types of. Side Effects. Precautions. Interactions.