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 and lung cancer Aralen patient education Chloroquine antigen presentation 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. I take Plaquenil 200MG TAB.tablet twice daily I just accidently took two tablets just now, will I be ok if I - Answered by a verified Doctor. I was perscribed levaquin 500 mg on 10/16/12 for 10 days and I accidently drank two of them instead of one a day today I thought I did'nt take it this morning and took it around pm. Doctors give trusted answers on uses, effects, side-effects, and cautions Dr. Kane on accidentally took two amlodipine Likely upset stomach. Will be ok. Careful other meds could have been more serious. 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 User Reviews for Plaquenil to treat Systemic. -, I take Plaquenil 200MG TAB.tablet twice daily I. What happens if you take hydroxychloroquine withoutfood Hi, I've been taking Plaquenil for many years now and have never experienced any side effects or long term effects. But headache is listed as one of the "mild adverse effects". I would suggest that you try to split the dose as suggested. I've always taken 1 in the AM & 1 at night. Plaquenil side effects question - Scleroderma - Inspire. Accidentally took two amlodipine - Answers on HealthTap. Plaquenil--used To Treat Crest? - Sclero Forums MAIN.. 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 Find patient medical information for Plaquenil Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Plaquenil is an anti-arthritis drug used to treat connective tissue disorders. What it does is make the body more alkaline. It is prescribed with Biaxin Clarithromycin-an intracellular abx a lot because by making the body more alkaline, the Biaxin can more easily penetrate the body's cells, which makes it up to 40% more effective.