Cystitis (UTI)

Images for illustrative purposes only

  • Nitrofurantoin


Cystitis (UTI)
  • Medication features

    Nitrofurantoin is an antibiotic that treats urinary tract infections (UTI’s). It is usually a short course lasting three days but can be prescribed for 5 and 7 days if required depending on the severity. It is taken twice a day, one in the morning and evening. It is recommended that the course should be completed even if symptoms have subsided, to prevent a re-occurrence.

    • Antibiotic for the treatment of UTI’s
    • Simple twice daily dose


NOTE: After selecting this product, you will need to complete a short assessment, so we can make sure this medication is suitable for you. Pricing is provided as a reference only. The final decision on issuing this medication remains with our GP / Pharmacist.

Nitrofurantoin is an antibiotic typically used to treat urinary tract infections, such as cystitis. It should help to relieve any symptoms within a few days.


  • How can I manage the side effects of this medication?

    Side effects like diarrhoea can be reduced by using over the counter treatments such as Loperamide. Nausea can be prevented by taking this medication with or just after food. There are options available for vomiting such as cyclizine, promethazine, and prochlorperazine, which can be purchased here at Pharmacy Online.

  • Can I take alcohol with this medication?

    It is safe to consume alcohol while using this medication.

  • Does Nitrofurantoin cause thrush?

    Taking nitrofurantoin may cause thrush, as the antibiotic destroys the bacteria present in the body which protects you from developing thrush, leaving you at risk of developing it.

  • Can I use this medication if I’m pregnant?

    There are no risks to an unborn baby when using this medication.

Side Effects

There is always a risk of side effects with all medications. Some of these can be quite mild and can subside over time. Others are more serious and should be reported to your GP right away if you experience any side effects. Please contact a member of our team if you are concerned about any potential side effects that may occur when taking nitrofurantoin.

Common side effects include: 

  • Nausea
  • Diarrhoea 
  • Headaches 
  • Lack of appetite 
  • Vomiting 
  • Abdominal pain 
  • Dark yellow or brown urine 
  • Dizziness 
  • Drowsiness

Tell your doctor if you experience any of the following side effects: 

  • Tingling, weakness or numbness in your muscles or joints 
  • Fever, chills, chest pain, coughing or shortness of the breath
  • Feeling unwell alongside unexplained bruising or bleeding and feverish symptoms
  • A severe headache
  • Swelling in the mouth, lips, tongue or throat; difficulty breathing; a rash or tightness in the chest. This is a sign of an allergic reaction.


Info Leaflet

Before taking any medicines, regardless of whether they are over the counter or prescription-only, it is essential always to read the patient information leaflet.

Patient Information Leaflet


Macrobid (Nitrofurantoin MR)

Medication Pharmacy Online
100mg x6 £39.89
Order now


Medication Pharmacy Online
100mg x12 £11.89
Order now


Medication Pharmacy Online
200mg x14 £19.99
Order now
200mg x6 £9.40
Order now