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. Intermittent preventive therapy chloroquine Sle and plaquenil Find patient medical information for Plaquenil Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Consumer information about the medication HYDROXYCHLOROQUINE - ORAL Plaquenil, includes side effects, drug interactions, recommended dosages, and storage information. Read more about the prescription drug HYDROXYCHLOROQUINE - ORAL. Find patient medical information for Hydroxychloroquine Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. 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 gums Hydroxychloroquine Plaquenil, HYDROXYCHLOROQUINE - ORAL Plaquenil side effects, medical. Structure activity relationship of chloroquine pptDrugs used to treat chloroquine resistant malaria Find information about common, infrequent and rare side effects of Plaquenil Oral. Common and Rare Side Effects for Plaquenil Oral. Hydroxychloroquine Oral Uses, Side Effects, Interactions.. Hydroxychloroquine Side Effects, Dosage, Uses, and More. This study is created by eHealthMe based on reports of 48,911 people who have side effects when taking Plaquenil from Food and Drug Administration FDA, and is updated regularly. On eHealthMe, you can evaluate side effects and drug interactions from millions of FDA reports. The results are personalized to your gender and age. What are some other side effects of Plaquenil? All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away Dizziness. Headache. Feeling nervous and excitable. Not hungry. There is no Bleeding gums reported by people who take Plaquenil yet. This review analyzes which people have Bleeding gums with Plaquenil. It is created by eHealthMe based on reports from Food and Drug Administration FDA, and is updated regularly. On eHealthMe, you can evaluate side effects and drug interactions from 15 million FDA reports.