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. Plaquenil eye side effects symptoms Chloroquine cell signalling Difference between chloroquine and quinine Does plaquenil weaken the immune system Hydroxychloroquine received an overall rating of 7 out of 10 stars from 368 reviews. See what others have said about Hydroxychloroquine, including the effectiveness, ease of use and side effects. If the plaquenil is helping and they say you need it, I'd take it - the side effects will go away. I've not had experience with sulfasalazine - but from what I've read, the side effects of that med are about the same as those of plaquenil. BTW - sulfasalazine is an anti-inflammatory. The most common side effects that occur with sulfasalazine include decreased appetite. headache. nausea. vomiting. stomach upset and pain. rash. itching. decreased sperm count only while taking the medication 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. Taking hydroxychloroquine and sulfasalazine together side effects What are the side effects of hydroxychloroquine and., Plaquenil and sulfasalazine - Autoimmune Disorders - MedHelp Plaquenil and epidural anesthesiaHydroxychloroquine and folic acid Some side effects that are sulfasalazine might not require any medical attention. These negative effects might evaporate as the body gets used to the medication. Your health care professional might have the ability to assist you to reduce or prevent these negative effects, however do check with them should you be worried about them, or if the. Sulfasalazine 500 mg Tablets Side Effects. What are the long term effects of taking sulfasalazine.. Side Effects of Plaquenil Hydroxychloroquine, Warnings, Uses. Dosage While in some cases, lower doses of NSAIDS are effective, in rheumatoid arthritis and other forms of inflammatory arthritis a higher dose is often required to decrease inflammation. A lower dosage can initially be used if inflammation is mild, if mechanical pain is the major problem. Drug interactions are reported among people who take Hydroxychloroquine sulfate and Sulfasalazine together. This study is created by eHealthMe based on reports of 1,913 people who take Hydroxychloroquine sulfate and Sulfasalazine from Food and Drug Administration FDA, and is updated regularly. eHealthMe has been monitoring drugs since 2008. Drug interactions are reported among people who take Sulfasalazine and Plaquenil together. This study is created by eHealthMe based on reports of 7,132 people who take Sulfasalazine and Plaquenil from Food and Drug Administration FDA, and is updated regularly. eHealthMe is the source of postmarketing drug monitoring.