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 lowers blood sugar Plaquenil to treat ankylosing spondylitis Does plaquenil have withdrawal symptoms Plaquenil pediatric dose for sle The weight and appetite loss actually started some time before starting the plaquenil though! level 1. 3 points 7 months ago. Plaquenil can cause loss of appetite and weight loss. level 2. 1 point 7 months ago. The loss of appetite and weight loss started a month before I started the plaquenil. View detailed reports from patients taking Hydroxychloroquine Sulfate who experienced decreased appetite. Reports are from official medical reports as well as online extractions from user reviews and forum discussions. I know for sure that one of the side effects of plaquenil is lose of appetite, I would say its normal for now. Maybe once your body get use to it. You will go back to normal and start an joying. 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 loss of appetite Plaquenil - Side Effects, Uses, Dosage, Overdose, Pregnancy., Hydroxychloroquine Sulfate Decreased Appetite Reports. Chloroquine price canada Plaquenil caused a loss of appitite and weight loss for me. Both times I started taking it, the first time it was so serious I had to stop taking it. Started again several years later when I flared again and had loss of appitite and weight loss but a bit more moderate. Plaquenil & Weight Gain/Loss -. Little appetite with plaquenil?" Lupus Community.. Hydroxychloroquine MedlinePlus Drug Information. 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. Feb 19, 2020 Plaquenil is also used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. Plaquenil is available in generic form. What Are Side Effects of Plaquenil? Common side effects of Plaquenil include. nausea, vomiting, stomach pain or cramps, loss of appetite, weight loss, diarrhea, dizziness, spinning sensation. Side effects of Plaquenil that are different from Aralen include loss of appetite, weight loss, dizziness, spinning sensation, ringing in your ears, mood changes, nervousness, irritability, skin rash, or itching. Side effects of Aralen that are different from Plaquenil include blurred vision, changes in hair color, or muscle weakness.