Nitrofurantoin
Nitrofurantoin concentrates in the urine, making it very effective for bladder infections while having minimal impact on other body systems.
Dosage by Body Weight
Pediatric dose: 5-7 mg/kg/day divided into 4 doses. Avoid in infants under 1 month.
- Body Weight
- 10-14 kg
- Dose
- 12.5 mg to 25 mg
- Frequency
- Four times daily
- Tracking Notes
- Give with food or milk to improve absorption.
- Body Weight
- 15-25 kg
- Dose
- 25 mg to 50 mg
- Frequency
- Four times daily
- Tracking Notes
- May turn urine brown; this is harmless.
| Body Weight | Dose | Frequency | Tracking Notes |
|---|---|---|---|
| 10-14 kg | 12.5 mg to 25 mg | Four times daily | Give with food or milk to improve absorption. |
| 15-25 kg | 25 mg to 50 mg | Four times daily | May turn urine brown; this is harmless. |
Formulation
Purpose
Antibiotic used specifically to treat and prevent urinary tract infections (UTIs).
Generic Name
NitrofurantoinBranded Drug Names
Nitrofurantoin is listed as a generic drug name. Common branded medicines that may contain the same active ingredient include:
Scheduled Drug
Yes. This medicine should be supplied or used only according to applicable prescription and regulatory requirements.
Alternatives
Safety Advice
Alcohol
CAUTIONNitrofurantoin: Alcohol may worsen infection-related dehydration, dizziness, or stomach upset. Avoid or limit alcohol during antibiotic treatment.
Pregnancy
SAFE IF PRESCRIBEDNitrofurantoin: Use during pregnancy only when prescribed for a bacterial infection; the prescriber will choose the safest suitable antibiotic.
Breast Feeding
SAFE IF PRESCRIBEDNitrofurantoin: Many antibiotics are compatible with breastfeeding when prescribed, but monitor the infant for diarrhea, rash, or thrush.
Driving
SAFENitrofurantoin: Usually does not affect driving, but dizziness, weakness, or illness symptoms can occur. Avoid driving if affected.
Liver
CAUTIONNitrofurantoin: Use caution in liver disease or if jaundice, dark urine, or severe fatigue occurs during treatment.
Kidney
CAUTIONNitrofurantoin: Some antibiotics require dose adjustment or monitoring in kidney disease. Use exactly as prescribed.