Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. Does plaquenil cause bile malabsorption How to admin chloroquine Hydroxychloroquine monitoring eyes Find patient medical information for Hydroxychloroquine Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Severe side effects of hydroxychloroquine may include 1, 2, 4 retinopathy. visual impairment. cardiomyopathy. thoughts of suicide. hearing loss. heart failure. pulmonary hypertension. ventricular fibrillation. Consult a doctor for medical advice about side effects. To report hydroxychloroquine side effects to the FDA, visit gov/medwatch. Hydroxychloroquine Plaquenil is used to treat malaria, lupus, and rheumatoid arthritis. Learn about side effects, warnings, dosage, and more. Taking hydroxychloroquine long-term or at high doses may cause irreversible damage to the retina of your eye. Hydroxychloroquine is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. What are the side effects of hydroxychloroquine Plaquenil Side Effects Common, Severe, Long Term -, Hydroxychloroquine Plaquenil Success, Reviews and Side Effects Undifferentiated connective tissue disease hydroxychloroquineWhy is plaquenil prescribed for lupus Some side effects 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. Hydroxychloroquine Side Effects - GoodRx. Hydroxychloroquine Side Effects, Dosage, Uses, and More. What are the side effects of hydroxychloroquine and.. Plaquenil. Uses. Hydroxychloroquine is used to prevent or treat malaria infections caused by mosquito bites. It does not work against certain types of. Side Effects. Precautions. Interactions. What are some other side effects of Hydroxychloroquine? 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. May 24, 2019 What are some other side effects of Hydroxychloroquine? 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.