Antimicrobials
Nitrofurantoin

Nitrofurantoin

Low
Excellent

Dosing

General Information

Uncomplicated cystitis in females with normal renal function.

  • Interstitial pneumonitis and fibrosis especially with prolonged use.
  • Peripheral neuropathy.
  • Antacids decrease absorption.
  • BCG (Intravesical): Antibiotics may diminish the therapeutic effect of BCG (Intravesical). Avoid combination.
  • BCG Vaccine (Immunization): Antibiotics may diminish the therapeutic effect of BCG Vaccine (Immunization). Monitor therapy.
  • Cholera Vaccine: Antibiotics may diminish the therapeutic effect of Cholera Vaccine. Avoid combination.
  • Estriol: Antibiotics may diminish the therapeutic effect of Estriol. Monitor therapy.

Think of this drug as a urinary antiseptic.

Not recommended in males due to inadequate tissue penetration, especially with possible occult prostatitis.

Use caution in patients with G6PD deficiency; may be at increased risk for hemolytic anemia. Discontinue therapy if occurs.

Antimicrobial class: Nitrofuran

Pregnancy category: B

Breastfeeding: Compatible

Average serum half life: 1 hour

Urine penetration: Therapeutic

Lung penetration: None

CSF penetration: None

Biliary penetration: None