Stomach cancer prevention breakthrough? 4,800-Person trial targets High-Risk bacteria

NCT ID NCT06943794

First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tests whether finding and treating a high-risk type of H. pylori bacteria can prevent stomach cancer. Over 4,800 adults aged 40 and older will be assigned to either standard care or a program that screens for risky H. pylori subtypes and offers antibiotic treatment. Researchers will track cancer rates over 5 to 10 years to see if the strategy works.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance
Helicobacter pylori eradication treatment (omeprazole or esomeprazole plus bismuth and two antibiotics)
What this could lead to
If successful, this could provide a targeted way to prevent stomach cancer by treating high-risk H. pylori infections before cancer develops.
What could go wrong
This is a large but early-stage prevention trial; results won't be known for years, and the approach may not reduce cancer rates as hoped. Antibiotic side effects or resistance could also limit effectiveness.

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • People's Hospital of Tongling City

    Tongling, China

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Other studies related to the condition(s) this trial covers.