Although not all of these side effects may occur, if they do occur they may need medical attention. Check with your doctor immediately if any of the following side effects occur while taking hydroxychloroquine: Incidence not known Some side effects of hydroxychloroquine may occur that usually do not need medical attention. Molecular weight of chloroquine phosphate Plaquenil davis Hydroxychloroquine is commonly used alongside other disease-modifying drugs including methotrexate – especially for rheumatoid arthritis. However, some drugs can interact with hydroxychloroquine. Indigestion remedies for example, antacids including some over-the-counter preparations can stop hydroxychloroquine being absorbed. You’re taking hydroxychloroquine. • You can carry on taking protect you if you’re travelling to an painkillers or non-steroidal anti-inflammatory drugs NSAIDs as well as hydroxychloroquine, unless your doctor advises otherwise. need to take against malaria. If hydroxychloroquine works for you, you may be able to reduce your This is difficult to demonstrate since blood levels of most of our medications are not available. We used vitamin D levels as a surrogate marker for other medications although hydroxychloroquine can influence Vitamin D metabolism42, 43. There was a strong correlation between increasing vitamin D levels and blood hydroxychloroquine levels. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. These side effects may go away during treatment as your body adjusts to the medicine. Can hydroxychloroquine be taken with cholesterol-lowering medications What can Hydroxychloroquine Plaquenil do to my eyes?, Hydroxychloroquine information booklet - Versus Arthritis Patient assistance for plaquenilHydroxychloroquine not working what nextPlaquenil nausea vomitingPlaquenil and sun allergyHydroxychloroquine arthritis research Hydroxychloroquine oral tablet can interact with other medications, vitamins, or herbs you may be taking. An interaction is when a substance changes the way a drug works. This can be harmful or prevent the drug from working well. To help avoid interactions, your doctor should manage all of your medications carefully. Hydroxychloroquine Side Effects, Dosage, Uses, and More. Hydroxychloroquine Blood Levels in SLE Clarifying dosing.. Drug spotlight on hydroxychloroquine Lupus Foundation of.. Before using hydroxychloroquine, tell your doctor or pharmacist of all the drugs you take and if you have any of the following conditions certain heart problems heart failure, slow heartbeat, QT. Mar 17, 2019 When treating lupus or arthritis, hydroxychloroquine is usually given daily for several weeks or months. For best results, keep using the medication as directed. Talk with your doctor if your symptoms do not improve after 6 months of treatment. While using hydroxychloroquine. May 24, 2019 There are many drugs that can do this. Ask your doctor or pharmacist if you are not sure. This is not a list of all drugs or health problems that interact with hydroxychloroquine. Tell your doctor and pharmacist about all of your drugs prescription or OTC, natural products.