Product Details

What you need to know before you take Warfarin Tablets

Do not take Warfarin Tablets if you: – are allergic to warfarin sodium or any of the other ingredients of this medicine (listed in section 6) – are pregnant, breast-feeding or planning to become pregnant – have problems with your liver or kidneys – have had an infection of the lining of your heart – have a condition which causes bleeding (such as a peptic ulcer) or makes you bruise easily – have high blood pressure – are taking the herbal remedy, St John’s Wort (Hypericum perforatum) for depression Do not take Warfarin Tablets within 24 hours of surgery or giving birth to a child. Talk to your doctor if you: – plan to have any surgery or a dental procedure. Tell all of your healthcare professionals and dentists that you are taking Warfarin Tablets. They should talk to the healthcare professional who prescribed Warfarin Tablets for you. This should be done before you V040 2 have any surgery or dental procedure. Your Warfarin Tablets may need to be stopped for a short time or you may need your dose adjusted. Warfarin Tablets can affect your anaesthetic or cause bleeding – lose weight, have an acute illness, have kidney problems or increase your intake of Vitamin K while taking Warfarin Tablets, as your dose may need to be changed (see section 3). Other medicines and Warfarin Tablets Tell your doctor if you are taking, have recently taken or might take any other medicines. Many drugs may increase or decrease the effects of Warfarin Tablets. It is particularly important to tell your doctor if you are taking, or have recently taken any of the medicines listed below: – drugs for heart problems (amiodarone, quinidine, propafenone) – drugs for depression (amitriptyline, nortriptyline) – Non-steroidal anti-inflammatory drugs (NSAIDs) e.g. ibuprofen, aspirin, oxyphenbutazone, phenylbutazone and feprazone – drugs to lower cholesterol in your blood (bezafibrate, gemfibrozil,clofibrate, cholestyramine) – drugs to treat bacterial infections (aztreonam, cephamandole, co-trimoxazole, chloramphenicol, ciprofloxacin, erythromycin, metronidazole, nalidixic acid, neomycin, norfloxacin, rifampicin, sulphonamides, latamoxef, griseofulvin, tetracyclines and other broad spectrum antibiotics) – drugs to treat fungal infections (miconazole, fluconazole, ketoconazole) – drugs for pain and/or inflammation (paracetamol, azapropazone, diflunisal, dextropropoxyphene, phenyramidol) – cimetidine or sucralfate (stomach ulcers or acid) or omeprazole to reduce stomach acid – danazol for menstrual problems – drugs for diabetes (tolbutamide, glucagon, phenformin) – salicylates used to treat ulcers – allopurinol for gout – tamoxifen for breast cancer or aminoglutethimide for breast or prostate cancer – chloral hydrate or triclofos if you are having problems sleeping – disilfram for alcoholism, oral contraceptives, anabolic steroids, corticosteroids, methylphenidate for hyperactivity, dipyridamole (to stop blood cells sticking together) – drugs to treat thyroid problems – carbamazepine, primidone or phenytoin for control of epilepsy – vitamin K supplements – sedatives such as barbiturates, ethchlorvynol or glutethimide – the hormone ACTH, to treat a hormone deficiency or as part of a test requested by your doctor. Do not take any other drug without speaking to your doctor first. Warfarin Tablets with food, drink and alcohol Do not drink large amounts of alcohol while taking Warfarin Tablets. Drinking cranberry juice or taking other cranberry products (for example capsules or concentrates), might increase the effect of Warfarin Tablets in “thinning” the blood. You should therefore avoid drinking/taking these products whilst taking Warfarin Tablets. If you have been advised to take cranberry juice or other products for medical reasons (e.g. bladder infections), or are regularly drinking or taking cranberry products, you should contact your anticoagulant clinic or health advisor before making any changes to the amount you V040 3 drink/take. Your doctor or clinic may wish to monitor you more frequently while you are taking any cranberry product. Pregnancy, breast-feeding and fertility If you are pregnant or breast-feeding, think you may be pregnant or are planning to have a baby, ask your doctor or pharmacist for advice before taking this medicine. Warfarin Tablets contain lactose Warfarin Tablets 0.5 mg, 1 mg, 3 mg and 5 mg contain lactose. If you have been told by your doctor that you have an intolerance to some sugars, contact your doctor before taking this medicinal product. Warfarin Tablets 1 mg contain quinoline yellow (E104) Warfarin Tablets 1 mg contain quinoline yellow (E104) which may cause allergic reactions. Warfarin Tablets 1 and 3 mg contain indigotin (E132) Warfarin Tablets 1 and 3 mg contain indigotin (E132) which may cause allergic reactions. Warfarin Tablets 1 and 5 mg contain allura red (E129) Warfarin Tablets 1 and 5 mg contain allura red (E129) which may cause allergic reactions. Warfarin Tablets 5 mg contain erythrosine (E127) Warfarin Tablets 5 mg contain erythrosine (E127) which may cause allergic reactions.