Macrobid
indicated to target urinary tract infections by inhibiting bacterial growth.
Strengths: 50 · 100mg
Where to Check Availability
Medicine details
- Conditions
- Alternative names
Macrodantin
- Therapeutic class
Urinary Anti-infective
- Pharmacological class
Nitrofuran
- Contraindications
renal impairment; hypersensitivity to nitrofurantoin
- Precautions and warnings
may colour urine brown; monitor for pulmonary symptoms
- Minor side effects
nausea; headache
- Moderate side effects
diarrhoea; abdominal ache
- Dosage forms
Prolonged-release capsule, hard
- Administration route
Oral use
- Patient summary
indicated to target urinary tract infections by inhibiting bacterial growth.
- Prescription status
POM
- Manufacturer
Alident
- Onset Time
1–2 hours
- Duration
12 hours
- Storage instructions
Store below 25°C.
- Drug interactions
magnesium trisilicate; probenecid
- Age restrictions
Caution in elderly.
- Pregnancy and breastfeeding
Use with caution. Avoid at term.
Serious side effects
pulmonary fibrosis — requires immediate medical attention; haepatotoxicity — requires immediate medical attention; peripheral neuropathy — requires immediate medical attention
Mechanism of action
Nitrofurantoin damages bacterial DNA in susceptible organisms, preventing growth within the urinary tract.
Macrobid
indicated to target urinary tract infections by inhibiting bacterial growth.
Editorial Notes
- Active ingredient(s): Nitrofurantoin
- Listed indication(s): Cystitis, Urinary Tract Infection
Usually available as
- 180 tablets - 50 mg26-50-mg-3426
- 180 tablets - 100 mg26-100-mg-3432