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 sulfate teaching Reddit plaquenil side effects It belongs to a class of medications known as disease-modifying antirheumatic drugs DMARDs. It can reduce skin problems in lupus and prevent swelling/pain in arthritis, though it is not known. Hydroxychloroquine oral tablet is available as a brand-name drug and a generic drug. Brand name Plaquenil. Hydroxychloroquine comes only as a tablet you take by mouth. Hydroxychloroquine is used to treat malaria, lupus erythematosus, and rheumatoid arthritis. Hydroxychloroquine HCQ, sold under the brand name Plaquenil among others, is a medication used for the prevention and treatment of certain types of malaria. Specifically it is used for chloroquine-sensitive malaria. Other uses include treatment of rheumatoid arthritis, lupus, and porphyria cutanea tarda. It is taken by mouth. 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 medication type What is Plaquenil? - GoodRx, Hydroxychloroquine Side Effects, Dosage, Uses, and More Hydroxychloroquine plaquenil manufacturer Antimalarials such as hydroxychloroquine HCQ, are among the oldest prescribed drugs still used in clinical practice. Relatively inexpensive and well tolerated, these drugs have been recognized to be effective in autoimmune diseases such as rheumatoid arthritis RA and systemic lupus erythematosus SLE. A favorable effect of hydroxychloroquine on glucose and lipid.. Hydroxychloroquine - Wikipedia. Hydroxychloroquine Plaquenil Side Effects & Dosage for.. One such commonly used medication for dermatologic and rheumatologic inflammatory conditions is hydroxychloroquine Plaquenil, a chloroquine derivative. It is used to treat many diseases including malaria, rheumatoid arthritis and systemic lupus erythematosus. Plaquenil hydroxychloroquine belongs to a group of medicines called quinolines. Plaquenil is used to treat or prevent malaria, a disease caused by parasites that enter the body through the bite of a mosquito. Malaria is common in areas such as Africa, South America, and Southern Asia. Note This document contains side effect information about hydroxychloroquine. 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.