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. Side effects of chloroquine ncbi Chloroquine omeprazole Plaquenil is the brand name of hydroxychloroquine, a drug used to prevent or treat malaria. Plaquenil can cause serious side effects when used in high doses for chronic diseases such as RA over the long term. RARE side effects. If experienced, these tend to have a Severe expression. Abnormal Liver Function Tests. Acute Liver Failure. Acute Pustular Eruptions On Skin. Bronchospasm. Decreased Blood Platelets. Decreased White Blood Cells. Generic Plaquenil. HYDROXYCHLOROQUINE is used to treat rheumatoid arthritis and systemic lupus erythematosus. It is also used to treat malaria. The lowest GoodRx price for the most common version of hydroxychloroquine is around $18.60, 90% off the average retail price of $196.17. 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. Hydroxychloroquine side effects medbullets Plaquenil Side Effects Common, Severe, Long Term -, Common and Rare Side Effects for Plaquenil Oral Chloroquine autophagy lc3 Hydroxychloroquine side effects may vary greatly from very mild side effects that go away with time to severe side effects like eye damage, ear damage, or heart problems. Some side effects may be experienced as the body adjusts to hydroxychloroquine but may diminish as the body becomes used to the drug. Hydroxychloroquine Plaquenil Success, Reviews and Side Effects. Hydroxychloroquine Side Effects - GoodRx. Drug Reactions and Side Effects - Pharmacology - Medbullets.. Check with your doctor immediately if any of the following side effects occur Incidence not known. Blistering, peeling, loosening of the skin blurred vision or other vision changes chest discomfort, pain, or tightness cough or hoarseness dark urine decreased urination defective color vision diarrhea difficulty breathing The only side effect taking the drug for me was severe burning mouth syndrome, ringing in the ears and an overall dryness. I am concerned with the drug affecting my vision. I stopped taking the drug because of the cost of am eye exam and office visits and lack of insurance. I am not in a flair. 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.