Chloroquine is now uncommonly used in favor of its derivative hydroxychloroquine. In the United States, hydroxychloroquine is most often used for its anti-inflammatory effects in rheumatology and dermatology. Chloroquine dosage ophthalmology guidelines Stopped my plaquenil now having muscle spasms Side effects of plaquenil 400 mg Plaquenil and citalopram use cause qt prolongation Plaquenil has replaced chloroquine because it produces less retinal side effects. Aside from its initial intended use, it has been also used for the management of rheumatoid arthritis, systemic lupus erythematosus and several other connective tissue disorders 1. Early Plaquenil Toxicity Detected without Bull’s Eye Maculopathy Julie Torbit O. D. F. A. A. O. Indianapolis Eye Care Center Indiana University School of Jan 05, 2020 Hydroxychloroquine Plaquenil and chloroquine cause ocular toxicity to various parts of the eye such as the cornea, ciliary body, and retina. Chloroquine can also induce cataract formation; however, no reports of hydroxychloroquine and cataract have been reported 1. While early toxicity may be asymtomatic, patients with more advanced stage of toxicity may complain of color vision changes or paracentral scotomas. Its toxic effects on the retina are seen in the macula. Chloroquine maculopathy emedicine Recommendations on Screening for Chloroquine and Hydroxychloroquine., Early Plaquenil Toxicity Detected without Bull’s Eye Maculopathy Plaquenil letterPlaquenil and ibuprophen Nov 01, 2015 Hydroxychloroquine Maculopathy An Update on Screening and Diagnosis A brief guide for imaging SHIRI SHULMAN, MD. H ydroxychloroquine HCQ; Plaquenil, Sanofi, Bridgewater, NJ is an antimalarial agent that is also commonly used as a treatment for a variety of rheumatologic and dermatologic conditions, such as rheumatoid arthritis and systemic lupus erythematosus. Retinal Physician - Hydroxychloroquine Maculopathy An Update.. Hydroxychloroquine toxicity - EyeWiki. Chloroquine - FDA prescribing information, side effects.. Chloroquine retinopathy, is a form of toxic retinopathy damage of the retina caused by the drugs chloroquine or hydroxychloroquine, which are sometimes used in the treatment of autoimmune disorders such as rheumatoid arthritis and systemic lupus erythematosus. This eye toxicity limits long-term use of the drugs. Chloroquine is a medication used to prevent and to treat malaria in areas where malaria is known to be sensitive to its effects. Certain types of malaria, resistant strains, and complicated cases typically require different or additional medication. It is also occasionally used for amebiasis that is occurring outside the intestines, rheumatoid arthritis, and lupus erythematosus. It is taken by mouth. Common side effects include muscle problems, loss of appetite, diarrhea, and skin rash. Serious Some patients, toxicity may first present as pericentral retinopathy and thus requires screening outside the macula. We assume chloroquine retinopathy follows a similar course as hydroxychloroquine retinopathy and so these guidelines also apply to patients taking chloroquine therapy.