It does not work against certain types of malaria (chloroquine-resistant). The United States Center for Disease Control provides updated guidelines and travel recommendations for the prevention and treatment of malaria in different parts of the world. Chronic lupus erythematosus plaquenil Chloroquine grp Plaquenil and cataract surgery Plaquenil retinopathy screening If you are taking Plaquenil to treat an inflammatory condition or malaria, you should be aware of the side effects that may occur to your eyes and vision. Plaquenil hydroxychloroquine is in a class of drugs called disease-modifying anti-rheumatic drugs, which are used to decrease inflammation, pain and joint damage. Hydroxychloroquine definition, a colorless crystalline solid, C18H26ClN3O, used in the treatment of malaria, lupus erythematosus, and rheumatoid arthritis. See more. Medical Definition of hydroxychloroquine. a drug derived from quinoline that is administered orally in the form of its sulfate C 18H 26ClN 3OH 2SO 4 to treat malaria, rheumatoid arthritis, and lupus erythematosus — see plaquenil. This medication is also used, usually with other medications, to treat certain auto-immune diseases (lupus, rheumatoid arthritis) when other medications have not worked or cannot be used. Discuss the most recent information with your doctor before traveling to areas where malaria occurs. Spell hydroxychloroquin Plaquenil definition of Plaquenil by Medical dictionary, Hydroxychloroquine Definition of Hydroxychloroquine at. Plaquenil and blood sugarDengue chloroquine 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. Deficiency Of Granulocytes A Type Of White Blood Cell. Common and Rare Side Effects for Plaquenil Oral. Hydroxychloroquine Medical Definition Merriam-Webster.. Hydroxychloroquine Uses, Dosage & Side Effects -. 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. Plaquenil-induced toxicity usually will not occur before five years of taking the drug. “Eye damage due to Plaquenil is not common,” he says. “Rarely will anybody who has good vision and minimal symptoms develop loss of central vision or ability to read if annual screening is done and visual are symptoms reported as soon as they occur so. Hydroxychloroquine is used to treat or prevent malaria, a disease caused by parasites that enter the body through the bite of a mosquito. Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria.