What Nitrofurantoin is used for: Nitrofurantoin is an antibiotic. It is used to prevent and treat infections of the bladder, kidney and other parts of the urinary tract. Do not take Nitrofurantoin: If you are allergic to nitrofurantoin, other medicines containing nitrofurantoin or to any of the other ingredients of this medicine If you have a disease of the kidneys If you are in the final stages of pregnancy (labour or delivery) as there is a risk that it might affect the baby If you suffer from a blood disorder called porphyria If you are deficient in an enzyme called g6pd (glucose-6-phosphate dehydrogenase) If your child under three months of age Warnings & Precautions: Talk to your doctor before taking Nitrofurantoin If you have diabetes If you are suffering from any illness causing severe weakness If you have anaemia (a decrease in red blood cells causing pale skin, weakness and breathlessness); or a lack of vitamin b or abnormal levels of salts in your blood (your doctor will be able to advise you) If you have a history of allergic reactions If you have any problems with your kidneys If you lack an enzyme (body chemical) called glucose-6-phosphate dehydrogenase If you have any disease of the lungs, liver or nervous system Possible Side Effects: Diarrhea Nausea Dizziness Other medicines and Nitrofurantoin: Tell your doctor or pharmacist about all medicines you take, including prescription and over-the-counter medicines, vitamins and herbal supplements. This includes in particular: Antacids for indigestion (e.g. magnesium trisilicate) Medicines for gout (e.g. probenecid or sulfinpyrazone) Medicines which slow the passage of food through the stomach (e.g. atropine, hyoscine) Medicines for raised pressure in the eye, such as carbonic anhydrase inhibitors (e.g. acetazolamide) Medicines which make the urine less acidic (e.g. potassium citrate mixture) Medicines for infections, known as quinolones Typhoid vaccine, which is given for the prevention of typhoid How to take Nitrofurantoin: Use in adults: the recommended dose For treatment of infections: Either one 50mg capsule or one 100mg capsule four times a day for seven days For prevention of further infections: Either one 50mg capsule or one 100mg capsule at bedtime For prevention of infections during surgery: One 50mg capsule four times a day on the day of the operation and three days thereafter. Use in children and infants over three months of age: The dose depends on the weight of the child and will be provided by your doctor Nitrofurantoin should always be taken with food or milk. Taking this medicine with food or milk makes it work more effectively. How to store Nitrofurantoin: Keep this medicine out of the sight and reach of children. Do not store above 30 C. Store your medicine in its original container. Protect from moisture and light. Do not use this medicine after the expiry date which is stated on both the outer carton and on each blister strip of tablets after EXP. The expiry date refers to the last day of that month. Do not throw away any medicines via wastewater or household waste.