Take this medicine with meals or milk to lessen stomach upset, unless otherwise directed by your doctor. Your infection may not clear up if you stop using the medicine too soon. Chloroquine side effects versus mefloquine Plaquenil reduce immune system Plaquenil mefloquine Plaquenil Hydroxychloroquine is used to treat and prevent malaria infection, and to reduce symptoms and progression of autoimmune diseases such as lupus & others. Plaquenil hydroxychloroquine is a medication most known for its original purpose of treating or preventing malaria, a disease caused by parasites that enter the body through the bite of a mosquito. For patients taking hydroxychloroquine to prevent malaria Your doctor may want you to start taking this medicine 1 to 2 weeks before you travel to an area where there is a chance of getting malaria. This will help you to see how you react to the medicine. The dose of this medicine will be different for different patients. For patients taking hydroxychloroquine to prevent malaria: If you are also taking kaolin or antacids, take them at least 4 hours before or after using hydroxychloroquine. What is hydroxychloroquine taken for Hydroxychloroquine Plaquenil Side Effects & Dosage for., Plaquenil What You Need to Know - Kaleidoscope Fighting Lupus Hydroxychloroquine black box warningPlaquenil and edsPlaquenil confusionPlaquenil testing review of optometryChloroquine phosphate powder Plaquenil hydroxychloroquine is an older DMARD used to treat certain rheumatic conditions. Learn about its safety, side effects, and benefits. Taking Plaquenil for Rheumatoid Arthritis. Hydroxychloroquine Oral Route Proper Use - Mayo Clinic. Hydroxychloroquine Oral Uses, Side Effects, Interactions.. Hydroxychloroquine and chloroquine should always be taken for the entire length of time prescribed. Hydroxychloroquine and chloroquine are designed to be taken with food. Taking either of these medications on an empty stomach can lead to stomach pains. Hydroxychloroquine is on the eye. Blurred vision may occur in the first few weeks. after starting hydroxychloroquine. This usually returns to normal even when you continue taking the tablets. Talk to your doctor if you are worried. Taking high doses 600 mg per day of. hydroxychloroquine over a long time more than Hydroxychloroquine is in a class of medications that was first used to prevent and treat malaria. Today, it is used to treat rheumatoid arthritis, some symptoms of lupus, childhood arthritis or juvenile idiopathic arthritis and other autoimmune diseases. It is not clear why hydroxychloroquine is effective at treating autoimmune diseases.