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. Chloroquine resistance blood stage inhibition What is in plaquenil Its side effects, besides ocular toxicity, include gastrointestinal discomforts, such as nausea, vomiting, cramping and diarrhea 1. Side Effects Nausea, stomach cramps, loss of appetite, diarrhea, dizziness, or headache may occur. If any of these effects persist or worsen, notify your doctor or pharmacist promptly. Remember. Apr 10, 2019 Plaquenil side effects Get emergency medical help if you have signs of an allergic reaction to Plaquenil hives; difficulty breathing; swelling of your face, lips, tongue, or throat. Taking Plaquenil long-term or at high doses may cause irreversible damage to the retina of your eye. 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 insomnia Hydroxychloroquine Side Effects -, Hydroxychloroquine Oral Uses, Side Effects, Interactions. Hydroxychloroquine price walgreens 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 Common Plaquenil side effects a study from FDA data.. Plaquenil Uses, Dosage & Side Effects -. Hydroxychloroquine Plaquenil Success, Reviews and Side.. Insomnia is a side effect. But this stuff peps me up more than when I used to take 90mg of Adderall. I haven't had energy since I was young. Maybe it's just that it's helping the AI disease so well, I'm just getting my old energy back? Well there has to be something in the medication to be a reason insomnia is a side effect. I wonder what it is. 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. Find patient medical information for Plaquenil Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings.