Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. Purifying chloroquine phospahte Plaquenil toxicity 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. Hydroxychloroquine Plaquenil is considered a disease-modifying anti-rheumatic drug DMARD. It can decrease the pain and swelling of arthritis. It may prevent joint damage and reduce the risk of long-term disability. Hydroxychloroquine is in a class of medications that was first used to prevent and treat malaria. 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. Taking hydroxychloroquine long-term or at high doses may cause irreversible damage to the retina of your eye. Hydroxychloroquine is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. Plaquenil drugs com Plaquenil hydroxychloroquine Basics, Side Effects & Reviews -, Hydroxychloroquine Plaquenil Plaquenil surgeryPlaquenil time to work Drug Interactions. section was added to the Plaquenil drug label with information regarding use with digoxin, insulin or diabetic drugs, drugs that prolong QT interval and other arrhythmogenic drugs, mefloquine and other drugs known to lower the convulsive threshold, antiepileptics, methotrexate, cyclosporine, Biltricide ® Plaquenil hydroxychloroquine – New Warnings. Hydroxychloroquine Oral Route Description and Brand Names - Mayo Clinic. Plaquenil Oral Uses, Side Effects, Interactions.. Summary Drug interactions are reported among people who take Marijuana and Plaquenil together. This study is created by eHealthMe based on reports of 61 people who take Marijuana and Plaquenil from Food and Drug Administration FDA, and is updated regularly. Consumer information about the medication HYDROXYCHLOROQUINE - ORAL Plaquenil, includes side effects, drug interactions, recommended dosages, and storage information. Read more about the prescription drug HYDROXYCHLOROQUINE - ORAL. PLAQUENIL prescription and dosage sizes information for physicians and healthcare professionals. Pharmacology, adverse reactions, warnings and side effects.