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 and pregnancy Plaquenil and vision problems Find patient medical information for Plaquenil Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Feb 19, 2020 Common side effects may include headache, dizziness, ringing in your ears; nausea, vomiting, stomach pain; loss of appetite, weight loss; mood changes, feeling nervous or irritable; skin rash or itching; or. hair loss. Sep 13, 2019 Some side effects of hydroxychloroquine may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. 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 side effects itching Hydroxychloroquine Plaquenil Side Effects & Dosage for Malaria, Side Effects of Plaquenil Hydroxychloroquine, Warnings, Uses Plaquenil 400 mg daily costMajor issue with chloroquineHydroxychloroquine hand pain Itching From Plaquenil. I started taking Plaquenil on June 24th and for the last four or 5 days have had horrible itching. No rash just all over itching. My Rhuemy told me to stop taking it until all itching symptoms were gone, then wait another week and start up again with 1 pill 200mg a day instead of 2 pills. Itching From Plaquenil DailyStrength. Hydroxychloroquine Side Effects Common, Severe, Long Term.. Plaquenil and itching -. In this review, we analyze Plaquenil side effects by the time on the drug, gender and age of the people who have side effects while taking Plaquenil. The review is based on 57,733 people who have side effects while taking the drug from Food and Drug Administration FDA. The information that eHealthMe analyzes includes Find information about common, infrequent and rare side effects of Plaquenil Oral. Most common side effects people have besides Itching * Rashes redness 579 people, 39.71%. Joint Pain 381 people, 26.13%. Pain 358 people, 24.55%. Nausea feeling of having an urge to vomit 334 people, 22.91%. Fatigue feeling of tiredness 272 people, 18.66%.