Plaquenil 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. How does chloroquine work Purpose of hydroxychloroquine A drug called hydroxychloroquine has been used to treat skin symptoms. Physical therapy is recommended to help to treat muscle disease by increasing muscle strength and reducing muscle wasting. The toxicity profile of hydroxychloroquine contributes little risk in stopping or continuing use during surgery since individuals are able to recover quickly with this medication after outpatient operations 20,21. Hydroxychloroquine is in a class of medications that was first used to prevent and treat malaria. Today, it is used to treat rheumatoid arthritis, some symptoms of lupus, childhood arthritis or juvenile idiopathic arthritis and other autoimmune diseases. Plaquenil is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. This medicine is not effective against all strains of malaria. Uptodate hydroxychloroquine Hydroxychloroquine Side Effects Common, Severe, Long Term., The Safety of Elective Surgery with Concurrent Use of. Chloroquine phosphate 250 mg dosageChloroquine price canadaPlaquenil for ivfLiquid plaquenilPlaquenil eye toxicity Find patient medical information for Plaquenil Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Plaquenil Oral Uses, Side Effects, Interactions.. Hydroxychloroquine Plaquenil. Hydroxychloroquine MedlinePlus Drug Information. Side Effects. Drug information provided by IBM Micromedex Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention. Hydroxychloroquine HCQ is a disease-modifying anti-rheumatic drug DMARD typically used for the treatment of various rheumatic and dermatologic diseases. Three studies of HCQ in OA, including one abstract and one letter, are available and use a wide variety of outcome measures in small patient populations. Despite initial evidence for good. Hydroxychloroquine was approved for medical use in the United States in 1955. It is on the World Health Organization's List of Essential Medicines, the safest and most effective medicines needed in a health system.