Monurol in Spain: The Fosfomycin UTI Antibiotic
Medically Reviewed by Dr. Pedro Yelamo Vera, MD
Licensed Physician No. 484814280 · Official Medical College of Bizkaia (Spain)Last reviewed: 2 October 2026
Monurol is fosfomycin, an antibiotic for uncomplicated cystitis, sold in the UK as Monuril. Why it needs a prescription in Spain and when to see a doctor.
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Monurol is fosfomycin, an antibiotic for uncomplicated urinary infections, sold in the UK as Monuril.
- What it is used for: cystitis in women with no other risk factors.
- How to take it: dissolved in water on an empty stomach, ideally at bedtime after passing urine, as directed on your prescription.
- What to expect: symptoms can take two or three days to settle. Diarrhoea is a common side effect.
- When it is not enough: urinary infections in men, in pregnancy, or with fever and back pain need a medical assessment.
- Do you need a prescription? Yes. Antibiotics are not sold over the counter in Spain.
- See a doctor if: you have fever, pain in your side, vomiting, blood in the urine, or symptoms that continue after three days.
This is general information and does not replace the package leaflet or the advice of your doctor or pharmacist. If you need an assessment, you can book a video consultation or read about urinary infections. This service is for urgent, non-emergency care; in an emergency, call 112.
Medical Citations & Sources
This content is written and reviewed by a licensed physician with reference to the following official health authorities.
