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, which transmit the parasites that cause the infection, usually in tropical and subtropical parts of the world. Hydroxychloroquine 200 mg daily Plaquenil and stomach issues Colchicine and hydroxychloroquine 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. Here are 10 things to keep in mind when using Plaquenil Take it on a regular schedule, meaning at the same time each day. Take Plaquenil EXACTLY as prescribed by your physician. Do not stop taking the medication without first speaking to your doctor. Taking Hydroxychloroquine with food and/or milk can help prevent stomach upset. Medicines that may cause interactions with metoprolol include atenolol, fluoxetine, and ibuprofen. This eMedTV resource offers a more complete list of drugs that may cause a negative interaction and discusses the possible complications involved. For example, it may be combined with an antibiotic to treat chronic Q-fever, which humans usually catch from farm animals or raw milk. Plaquenil is used to treat other types of infections too. Plaquenil and metoprolol Plaquenil hydroxychloroquine sulfate dosing, indications., Plaquenil What You Need to Know - Kaleidoscope Fighting Lupus Does plaquenil cause blindnessCan hydroxychloroquine make you tired Three anti-malarial drugs are prescribed for lupus symptoms. Hydroxychloroquine Plaquenil is the most commonly prescribed because it is generally believed to cause fewer side effects; chloroquine Aralen has a reputation for more serious side effects, but it may be prescribed in situations where hydroxychloroquine cannot be used. Treating Lupus with Anti-Malarial Drugs Johns Hopkins.. Drug Interactions With Metoprolol. Let me tell you what weaning down from Plaquenil is like.. Does plaquenil have a negative effect on metoporol? After checking the meds on the Interactions Checker. Applies to metoprolol, Plaquenil hydroxychloroquine Hydroxychloroquine may increase serum. Average metoprolol AUC increased by 65% and maximum plasma concentrations increased by 72%. No adverse effects were reported and the clinical. Plaquenil hydroxychloroquine belongs to a group of medicines called quinolines. 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. In a randomized, double-blind, crossover study, seven healthy subjects with CYP450 2D6 extensive metabolizer phenotypes took 400 mg hydroxychloroquine or placebo twice daily for 8 days, and 100 mg metoprolol orally on the ninth day. Average metoprolol AUC increased by 65% and maximum plasma concentrations increased by 72%.