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 dose malaria Plaquenil compared to quinine Plaquenil is the brand name of. the daily dose for RA is based on body weight;. reported that it received three reports of permanent hearing loss and tinnitus after long-term Plaquenil use. The article mentioned that hydroxychloroquine is chemically related to other drugs that have known toxic effects on hearing 2. Other Side Effects. Plaquenil Side Effects by Likelihood and Severity INFREQUENT side effects. If experienced, these tend to have a Severe expression. Weight Loss; Full Drug Information. Applies to hydroxychloroquine oral tablet. Along with its needed effects, hydroxychloroquine may cause some unwanted effects. 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 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. Is there weight loss with plaquenil Taking Plaquenil for Rheumatoid Arthritis, Common and Rare Side Effects for Plaquenil Oral Plaquenil and quinicrine not working anymore for lupusHydroxychloroquine lose eye sight 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 Hydroxychloroquine, Warnings, Uses. Hydroxychloroquine Side Effects Common, Severe, Long Term.. Plaquenil & Weight Gain/Loss -. Plaquenil is supposed to help with hair loss, not contribute to it. I would also suggest giving it some more time especially since the side effects of plaquenil are supposed to lessen after a few months of use. Did your hair loss start within a few weeks or beginning of your use of plaquenil? I have been on plaquenil for many a year, and it has not affected my weight at all. If you go to or rxlist.com, neither of them list weight gain as a side effect, while they both list "nausea, vomiting, stomach pain; loss of appetite, weight loss" as side effects. Find patient medical information for Plaquenil Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings.