Nitrofurantoin

Generic Name: Nitrofurantoin

Brand Names:

Availability: Available with Prescription

Drug Class: Nitrofuran antibiotics

Therapeutic action

  • Antibacterial (group of nitrofuranes)

Indications

  • Uncomplicated cystitis, without fever or lower back pain, when no other antibiotic can be used

Forms and strengths

  • 100 mg tablet

Dosage and duration

  • Adult: 100 mg 3 times daily for 5 to 7 days

Contra-indications, adverse effects, precautions

  • Do not administer to patients with renal impairment, G6PD deficiency or allergy to nitrofurantoin. May cause:
    • nausea, vomiting, headache, dizziness, brownish urine;
    • haemolytic anaemia in patients with G6PD deficiency, pulmonary and hepatic disorders, allergic reactions.
  • Do not administer simultaneously with antacids (aluminium or magnesium hydroxide, etc.). Administer doses at least 2 hours apart.
  • Pregnancy: CONTRA-INDICATED during the last month of pregnancy (risk ofhaemolysis in the
  • newborn)
  • Breast-feeding: avoid during the first month

Remarks

  • Take during meals.
  • Do not use nitrofurantoin to prevent cystitis.
  • Also comes in modified release capsules to be administered 2 times daily.

Storage

– Below 25 °C