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. Ophthalmologic exam for plaquenil use Plaquenil drug monograph Chloroquine resistant areas map What is hydroxychloroquine used to treat Hi, I am a 53 year old female and was diagnosed with Lupus and had a low blood platelet count in January 2012. For the last seven months I have been on Prednisone up to 60 mg a day and Imuran 150 mg a day. A complete blood count CBC is the most commonly performed lab test in the U. S. and is used to analyze red blood cells RBCs, white blood cells WBCs, and platelets. Many people with systemic lupus have abnormal CBCs. White blood cell counts can be low leukopenia due to lupus, immunosuppressive therapy, or the presence of a virus. Sep 13, 2019 Some of the dosage forms listed on this page may not apply to the brand name Plaquenil. For the Consumer. Applies to hydroxychloroquine oral tablet. 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. 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 platelets Hydroxychloroquine Plaquenil Side Effects & Dosage for Malaria, Complete Blood Count CBC Johns Hopkins Lupus Center Can hydroxychloroquine affect synthroid absorptionRoyal college of ophthalmologists hydroxychloroquine Plaquenil is the brand name for the prescription drug hydroxychloroquine. It's used to treat and prevent malaria infection, and to reduce symptoms and progression of autoimmune diseases such as. Plaquenil Hydroxychloroquine - Side Effects, Dosage.. Plaquenil Side Effects Common, Severe, Long Term -. Arthritis Medications and Blood Donations. Dec 26, 2003 So, a few weeks after my most recent appointment, I called my doctor back and she put me on Plaquenil, twice a day at 200mg per dose. I started this on Christmas Eve -- so, really just two days ago. Of course it takes months for me to start feeling the effects, but I am curious as to whether this will lower my platelet count? Find patient medical information for Plaquenil Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Jan 01, 2020 Plaquenil® hydroxychloroquine sulfate is a white or practically white, crystalline powder, freely soluble in water; practically insoluble in alcohol, chloroform, and in ether. The chemical name for hydroxychloroquine sulfate is 2-4-7-Chloro-4-quinolylaminopentylethylamino ethanol sulfate 11.