Our team periodically reviews articles in order to ensure content quality. The sources cited below consist of evidence from peer-reviewed journals, prominent medical organizations, academic associations, and government data. Hydroxychloroquine and anxiet Chloroquine exoerythrocytic Find patient medical information for Plaquenil Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Plaquenil received an overall rating of 5 out of 10 stars from 4 reviews. See what others have said about Plaquenil, including the effectiveness, ease of use and side effects. Plaquenil side effects. Get emergency medical help if you have signs of an allergic reaction to Plaquenil hives; difficulty breathing; swelling of your face, lips, tongue, or throat. Taking Plaquenil long-term or at high doses may cause irreversible damage to the retina of your eye. Please check with the appropriate physician regarding health questions and concerns. The information contained on this site is for informational purposes only, and should not be used as a substitute for the advice of a professional health care provider. What are the side effects of taking plaquenil Plaquenil Side Effects Common, Severe, Long Term -, Plaquenil Reviews Everyday Health Hydroquinone plaquenilSymptoms of retinal damage from plaquenilNursing interventions prior to plaquenil administrationHydroxychloroquine freeChloroquine side effects sleep May 07, 2012 Saturday was a week since I stopped taking Plaquenil, aka Hydroxychloroquine, per my doctor's instructions, and I think I am going through some form of withdrawal. I took the drug as a treatment for sarcoidosis and one of the side effects is a reduction in white blood cells, which is what has happened to me. Plaquenil Withdrawal – Life As An Anomaly. Plaquenil Uses, Dosage & Side Effects -. Plaquenil Side Effects on Your Eyes and Vision. Plaquenil, widely used to treat lupus, rheumatoid arthritis and other inflammatory and dermatologic conditions, is very effective, and “the risk of toxicity in the first five years for someone without special risk factors is very low,” Dr. Marmor said. However, risk increases with duration of use. Incidentally, I asked him why plaquenil causes hair loss, and he said no one knows why. It's just one of those drugs known to have that side effect. Nothing to really help it he said, other than taking folic acid, b12 and biotin. I asked him about methotrexate, and he said he was on it for years for his RA and never had any major side effects. Plaquenil is generally well-tolerated, but side effects are possible. Common side effects linked to Plaquenil include nausea and diarrhea. Taking the medication with food eases nausea for most people taking the drug. Less common side effects include skin rashes, hair thinning, and weakness.