Please review the following URL and make sure that it is spelled correctly. Plaquenil (hydroxychloroquine) belongs to a group of medicines called quinolines. Difference between chloroquine and quinine Sandoz plaquenil Provides accurate and independent information on more than 24,000 prescription drugs, over-the-counter medicines and natural products. This material is provided for educational purposes only and is not intended for medical advice, diagnosis or treatment. Drugs That Prolong QT Interval And Other Arrhythmogenic Drugs. PLAQUENIL prolongs the QT interval and should not be administered with other drugs that have the potential to induce cardiac arrhythmias. Also, there may be an increased risk of inducing ventricular arrhythmias if PLAQUENIL is used concomitantly with other arrhythmogenic drugs. Before using Plaquenil, tell your doctor if you are allergic to any drugs, or if you have psoriasis, porphyria, liver disease, alcoholism, or glucose-6-phosphate dehydrogenase G-6-PD deficiency. Take Plaquenil for the full prescribed length of time for malaria. Your symptoms may improve before the infection is completely cleared. Malaria is common in areas such as Africa, South America, and Southern Asia. Plaquenil is used to treat or prevent malaria, a disease caused by parasites that enter the body through the bite of a mosquito. Hydroxychloroquine perscriptins Hydroxychloroquine Prescriptions - LUPUS UK, Plaquenil Hydroxychloroquine Uses, Dosage, Side Effects. Hydroxychloroquine dosage for malaria preventionWhat painkillers can i take with hydroxychloroquine Before using hydroxychloroquine, tell your doctor or pharmacist of all the drugs you take and if you have any of the following conditions certain heart problems heart failure, slow heartbeat, QT. Plaquenil Oral Uses, Side Effects, Interactions, Pictures.. Plaquenil Uses, Dosage & Side Effects -. Hydroxychloroquine - Wikipedia. Hydroxychloroquine is a prescription drug. It comes as an oral tablet. Hydroxychloroquine is available as the brand-name drug Plaquenil. It’s also available in a generic version. 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. Description and Brand Names. Drug information provided by IBM Micromedex US Brand Name. Plaquenil; Descriptions. Hydroxychloroquine is used to treat malaria. It is also used to prevent malaria infection in areas or regions where it is known that other medicines eg, chloroquine may not work.