Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check to make sure that it is safe for you to take hydroxychloroquine with all of your drugs and health problems. Can plaquenil cause ed Does plaquenil cause weight gain or loss When should prophylactic chloroquine be taken Hydroxychloroquine sulfate is a colorless crystalline solid, soluble in water to at least 20 percent; chemically the drug is 2-4-7-Chloro-4-quinolylaminopentylethylamino ethanol sulfate 11. PLAQUENIL hydroxychloroquine sulfate tablets contain 200 mg hydroxychloroquine sulfate, equivalent to 155 mg base, and are for oral administration. NEW YORK Reuters Health - The antimalarial drug hydroxychloroquine overcomes breast cancer resistance to tamoxifen, according to preclinical studies of estrogen receptor-positive ER+ mammary tumors. Note This document contains side effect information about hydroxychloroquine. Some of the dosage forms listed on this page may not apply to the brand name Plaquenil. For the Consumer. Applies to hydroxychloroquine oral tablet. Along with its needed effects, hydroxychloroquine the active ingredient contained in Plaquenil may cause some unwanted effects. For all uses of hydroxychloroquine: WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Do not start, stop, or change the dose of any drug without checking with your doctor. Plaquenil and radiation Radiation Oncology/Contraindications - Wikibooks, open., Hydroxychloroquine overcomes tamoxifen resistance in breast. Chloroquine phosphate dosage reefChloroquine phosphate syrup Hydroxychloroquine Plaquenil is used to treat malaria, lupus, and rheumatoid arthritis. Learn about side effects, warnings, dosage, and more. Hydroxychloroquine Side Effects, Dosage, Uses, and More. Plaquenil Side Effects Common, Severe, Long Term -. Protecting your eyesight when taking Plaquenil Lupus.. 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. Trade Name Plaquenil. ® How is this drug used? Plaquenil is used to for the treatment of rheumatoid arthritis RA, some symptoms of lupus, childhood arthritis JIA, and other autoimmune is also used for the prevention or treatment of malaria caused by mosquito bites. What is the mechanism of action? Hydroxychloroquine Plaquenil is a drug that is classified as an anti-malarial drug. Plaquenil is prescribed for the treatment or prevention of malaria. It is also prescribed for the treatment of rheumatoid arthritis, lupus, and the side effects of lupus such as hair loss, joint pain, and more.