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. Hydroxychloroquine and anemia Taking plaquenil while having yeast infections How long is it safe to take hydroxychloroquine Hydroxychloroquine Plaquenil is used to treat malaria, lupus, and rheumatoid arthritis. Learn about side effects, warnings, dosage, and more. Aug 29, 2014 This means that the side effects of Plaquenil are mild and infrequent compared with its potential benefits. As with any medication, allergic reactions including skin rashes and non-allergic reactions can occur. The side effect that is of greatest concern is retinal toxicity. 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. 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 percentages HYDROXYCHLOROQUINE - ORAL Plaquenil side effects, medical., The Risk of Retinal Toxicity with Plaquenil Chloroquine effect on gametocytesHydroxychloroquine remission early onset rheumatoid arthritis Sep 13, 2019 Along with its needed effects, hydroxychloroquine the active ingredient contained in Plaquenil may cause some unwanted effects. 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 Plaquenil Side Effects Common, Severe, Long Term -. Plaquenil Side Effects on Your Eyes and Vision. Long-Term Side Effects of Plaquenil for Rheumatoid Arthritis.. Rate Plaquenil to receive MedCheck, Discover best treatments based on user reviews of side effects, efficacy, health benefits, uses, safety and medical advice. The users guide to prescription drugs Fewer side effects occur with Plaquenil Hydrochloroquine than with Aralen Chloroquine It’s estimated that approximately 10-20% of patients taking Chloroquine and 3% of patients taking Hydroxychloroquine develop toxicity2 It’s rare for side effects to occur with Plaquenil if the medication is dosed properly Note that chloroquine is not used frequently in the United States and has been replaced by the use of hydroxychloroquine because the latter has fewer side effects. The Plaquenil Problem “Plaquenil toxicity is very distinctive,” said Michael F. Marmor, MD, professor of ophthalmology at Stanford University. Dr.