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. Chloroquine brands Plaquenil for lupus rash Hydroxychloroquine Plaquenil is used to treat malaria, lupus, and rheumatoid arthritis. Learn about side effects, warnings, dosage, and more. Hi As far as I know the advice is to make sure that antacids and Plaquenil are taken at least 4 hours apart. If they are taken together - effectiveness decreases but 4 hours apart is OK. PLAQUENIL hydroxychloroquine sulfate tablets contain 200 mg hydroxychloroquine sulfate, equivalent to 155 mg base, and are for oral administration. Antacids And Kaolin. Antacids and kaolin can reduce absorption of chloroquine; an interval of at least 4 hours between intake of these agents and chloroquine should be observed. 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. Tums and plaquenil Plaquenil - FDA prescribing information, side effects and uses, Plaquenil and antacids? Plaquenil and zantacTafenoquine chloroquineTreatment of porphyria cutanea tarda with chloroquineHydroxychloroquine with vit d Hydroxychloroquine HCQ, sold under the brand name Plaquenil among others, is a medication used for the prevention and treatment of certain types of malaria. Specifically it is used for chloroquine-sensitive malaria. Other uses include treatment of rheumatoid arthritis, lupus, and porphyria cutanea tarda. It is taken by mouth. Hydroxychloroquine - Wikipedia. Plaquenil Hydroxychloroquine Uses, Dosage, Side Effects.. Long-Term Side Effects of Plaquenil for Rheumatoid.. Administer hydroxychloroquine and antacids at least 4 hours apart. Of note, a study demonstrated no significant difference in hydroxychloroquine serum concentration in patients taking concomitant antacids n = 14 compared to those not taking antacids n = 495. Apomorphine Major Avoid coadministration of hydroxychloroquine and apomorphine. I would ask your pharmacist first and see if it matters whether it is just a 'tums' or medication strength. If they are not able to give you an answer your Family Dr or Rheumatoid will know. Sometimes what is suggested no antacid for 4 hours is not necessarily required if it means you can't or don't want to take your plaquenil anymore. Medically reviewed by Last updated on Jan 21, 2019. One PLAQUENIL tablet contains 200 mg of hydroxychloroquine sulfate, which is equivalent to 155 mg base. Take PLAQUENIL with a meal or a glass of milk. Adults 400 mg 310 mg base once weekly on the same day of each week starting 2 weeks prior to exposure, and continued for 4 weeks.