New acid blocker may beat standard treatment for stomach bug

NCT ID NCT07537634

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tests whether a newer acid-reducing drug (vonoprazan) works better than a standard one (esomeprazole) for clearing H. pylori, a bacteria that can cause stomach ulcers and indigestion. About 80 adults with H. pylori will take one of the two drug combinations for 14 days. Four weeks later, a stool test will check if the infection is gone.

What this could mean

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

Active substance

vonoprazan or esomeprazole, each combined with amoxicillin and levofloxacin

What this could lead to

If vonoprazan works better, it could offer a more effective option for clearing H. pylori infections, reducing the risk of ulcers and stomach issues.

What could go wrong

This is a small, early-phase 4 trial with only 80 participants, so results may not apply to everyone. Both regimens include antibiotics, which can cause side effects like diarrhea or allergic reactions.

Disclaimer Read more

This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Conditions

The condition(s) this trial relates to.

dyspepsia Helicobacter pylori infectious disease peptic ulcer disease

As listed by the trial registrant

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

Contacts and locations

Study contacts

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

Locations

  • Bangabandhu Sheikh Mujib Medical University

    NOT_YET_RECRUITING

    Dhaka, Bangladesh

  • Bangabandhu Sheikh Mujib Medical University

    RECRUITING

    Dhaka, Bangladesh

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact