It is used to prevent and treat acute attacks of malaria. It is also used to treat discoid or systemic lupus erythematosus and rheumatoid arthritis in patients whose symptoms have not improved with other treatments. Plaquenil allergic reaction Plaquenil testing aao PLAQUENIL prescription and dosage sizes information for physicians and healthcare professionals. Pharmacology, adverse reactions, warnings and side effects. Jun 30, 2015 This medication belongs to a group of drugs called DMARDs disease modifying antirheumatic drugs which work by suppressing the excessive activity of the immune system. Plaquenil is also used to prevent and treat malaria. For this reason, it is sometimes classified as an antimalarial drug. The exact way it works for this condition is unknown. It belongs to a class of medications known as disease-modifying antirheumatic drugs DMARDs. It can reduce skin problems in lupus and prevent swelling/pain in arthritis, though it is not known. Hydroxychloroquine comes as a tablet to take by mouth. This medication is sometimes prescribed for other uses; ask your doctor or pharmacist for more information. What drug classification is plaquenil Taking Plaquenil for Rheumatoid Arthritis, Plaquenil - Side Effects, Uses, Dosage, Overdose, Pregnancy. How long does it take for hydroxychloroquine to work Jun 13, 2019 Plaquenil Hydroxychloroquine sulfate is a drug originally used to prevent or treat malaria. Malaria is a serious but rare disease caused by bites from infected mosquitos. Now the drug is used to treat inflammatory diseases. This type of disease occurs when the body's immune system attacks its own healthy tissue. What Is Plaquenil? - American Academy of Ophthalmology. Plaquenil Oral Uses, Side Effects, Interactions, Pictures.. Hydroxychloroquine Uses, Dosage & Side Effects -. Jan 01, 2020 Plaquenil® hydroxychloroquine sulfate is a white or practically white, crystalline powder, freely soluble in water; practically insoluble in alcohol, chloroform, and in ether. The chemical name for hydroxychloroquine sulfate is 2-4-7-Chloro-4-quinolylaminopentylethylamino ethanol sulfate 11. Hydroxychloroquine increases the QT interval and should not be administered with other drugs known to prolong the QT interval. Ventricular arrhythmias and torsade de pointes TdP have been reported with the use of hydroxychloroquine. Amiodarone, a Class III antiarrhythmic agent, is associated with a well-established risk of QT prolongation and. Plaquenil is the brand name for the prescription drug hydroxychloroquine. It's used to treat and prevent malaria infection, and to reduce symptoms and progression of autoimmune diseases such as lupus, rheumatoid arthritis, and others. Malaria is spread by mosquitoes.