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Fosfomycin Tromethamine: uses, dosing, side effects & brands

Fosfomycin Tromethamine is a medicine sold in the U.S. under one brand. Below: what the FDA label says, every product that contains it, what the pills look like, and its recall record.

By the pharmaranks editorial teamReviewed against the FDA (openFDA label, NDC Directory & Enforcement) sourcesUpdated Jul 24, 2026How we research

Key facts

Sold as
Monurol
Prescription?
Prescription only
Generic available?
Not in our catalog

Every fosfomycin tromethamine product we track (1)

Same active ingredient — different manufacturer, form, price and FDA recall record. That last one is what our independent score measures.

Only one: Monurol.

Fosfomycin Tromethamine recalls

From the FDA Enforcement database. A recall covers specific lots — not the drug as a whole.

How long fosfomycin tromethamine keeps

No fosfomycin tromethamine label we read sets a separate limit for after opening, but they do specify how it must be stored — and the stability behind any date assumes those conditions.

Does fosfomycin tromethamine expire? The in-use limits and storage rules from its labels

What people report to the FDA about fosfomycin tromethamine

The FDA Adverse Event Reporting System (FAERS) collects reports from patients and clinicians. It holds 832 reports naming fosfomycin tromethamine, and the FDA flagged 93% of those reports as serious. The effects reported most often — leaving out reports about overdose, misuse or the condition being treated, which dominate the raw list for common medicines:

  • diarrhoea84 reports
  • nausea75 reports
  • dyspnoea68 reports
  • dizziness61 reports
  • vomiting58 reports
  • fatigue50 reports
  • urinary tract infection50 reports
  • headache43 reports

Read these as a signal, not a rate. A report does not mean fosfomycin tromethamine caused the effect — anyone can file one, and many describe people taking several medicines for several conditions. Crucially there is no denominator: FAERS does not record how many people took the drug, so these counts cannot be turned into “X% of patients” — a bigger number often just means a more widely used or more talked-about drug. Duplicates exist, and publicity drives reporting. For what is actually established, read the FDA label section above.

Source: openFDA drug/event (FAERS), retrieved July 25, 2026.

Related calculators

Frequently asked questions

Can you take fosfomycin tromethamine with other medicines?

It depends on the medicine. We check it against the FDA labels rather than guessing: our interaction checker searches each drug's own label for the other and quotes what it says, naming the section it came from. Run fosfomycin tromethamine against whatever else you take — and remember that a label not naming a drug is not the same as that combination being safe.

Is there a generic fosfomycin tromethamine?

We do not currently list a generic-labelled fosfomycin tromethamine product. That does not always mean none exists — it means none appears under a generic name in the FDA data we track. Ask your pharmacist.

Has fosfomycin tromethamine been recalled?

The FDA's Enforcement database lists 1 recall record whose product description mentions fosfomycin tromethamine. The most recent: Fosfomycin Tromethamine Granules for Oral Solution (Jan 16, 2024). A recall applies to specific lots, not to the drug as a whole — check the record for the affected lot numbers.

Cite this page
APA
pharmaranks. (2026, July 24). Fosfomycin Tromethamine: uses, dosing, side effects & brands. https://pharmaranks.com/drugs/fosfomycin-tromethamine
MLA
“Fosfomycin Tromethamine: uses, dosing, side effects & brands.” pharmaranks, 24 July 2026, https://pharmaranks.com/drugs/fosfomycin-tromethamine.

We summarise public FDA and NIH sources — for a clinical claim, cite the primary source we link to as well.

Sources: FDA openFDA drug label, National Drug Code Directory, and Enforcement (recall) database. This page reproduces public FDA data and is not medical advice. Dosing is set by your prescriber.

Read the full FDA label for fosfomycin tromethamine on DailyMed (NIH) ↗.