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. Is hydroxychloroquine safe while pregnant Does stopping hydroxychloroquine cold turkey Rx Side Effects New Plaquenil Guidelines and More ; Ophthalmic Pearls. Rx Side Effects New Plaquenil Guidelines and More. “It’s possible to average a dose over the course of two or three days,” Dr. Fung said. “Take two one day and one the next.”. “If the Academy is taking a position on Plaquenil, then ophthalmologists are. Plaquenil comes in 200 milligram mg tablets that are taken by mouth. To prevent malaria in adults, two tablets are typically taken once a week, on the same day each week. User Reviews for Plaquenil to treat Systemic Lupus Erythematosus. Within 2 months of taking Plaquenil the pain and fatigue had subsided, not completely but has greatly improved over the last year and half & my health and immune system has also improved and I went from being sick ALL the time to very rarely sick. provides. 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. Taking two plaquenil instead of 1.5 Is there a drug that I can take to replace plaquenil?, Plaquenil Hydroxychloroquine - Side Effects, Dosage. Plaquenil side effects dreamsChloroquine lc3 People who take Plaquenil may begin to notice improvement after one or two months. It may take up to six months before the full benefits of Plaquenil are realized. Dosage. The usual starting dose of Plaquenil is 200 mg twice a day or 400 mg once a day, administered orally, in people weighing 80 kg or more. Taking Plaquenil for Rheumatoid Arthritis. User Reviews for Plaquenil to treat Systemic. -. Plaquenil Drug and Medication User Reviews on RxList. Find patient medical information for Plaquenil Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Are there any other meds that treat RA & lupus other than plaquenil? Asked by tinaberry Updated 24 October 2017 Topics plaquenil, rheumatoid arthritis, systemic lupus erythematosus Plaquenil is a slow-acting drug, meaning that it can take up to 6 months to experience the full benefits of this medication, but it is possible for symptoms to improve in as few as 1 or 2 months. Plaquenil and other antimalarials are the key to controlling lupus long-term, and some lupus patients may be on Plaquenil for the rest of their lives.