New Once-Daily painkiller could reduce opioid use after surgery

NCT ID NCT06423703

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

Summary

This completed Phase 3 trial tested a new drug called cebranopadol (TRN-228) for moderate to severe acute pain after bunionectomy. 240 participants received either cebranopadol once daily, oxycodone four times daily, or placebo for three days. The study measured pain relief and whether patients needed extra opioid rescue medication.

What this could mean

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

Active substance

cebranopadol (also called TRN-228)

What this could lead to

If successful, cebranopadol could provide a new once-daily option for managing acute pain after surgery, potentially reducing the need for opioid rescue medication.

What could go wrong

This is a completed Phase 3 trial, but results are not yet published. The drug may not prove significantly better than placebo or existing treatments, and side effects are possible.

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.

Acute Pain

As listed by the trial registrant

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

Contacts and locations

Locations

  • ALLEVIATE 2 Site 001101

    Salt Lake City, Utah, 84107, United States

  • ALLEVIATE 2 Site 001102

    Atlanta, Georgia, 30331, United States

  • ALLEVIATE 2 Site 001103

    Tampa, Florida, 33613, United States

  • ALLEVIATE 2 Site 001104

    McAllen, Texas, 78501, United States

  • ALLEVIATE 2 Site 001105

    Pasadena, Maryland, 21122, United States

  • ALLEVIATE 2 Site 001106

    Little Rock, Arkansas, 72211, United States

  • ALLEVIATE 2 Site 001107

    Overland Park, Kansas, 66212, United States

  • ALLEVIATE 2 Site 001108

    Sheffield, Alabama, 35660, United States

  • ALLEVIATE 2 Site 001111

    San Antonio, Texas, 78240, United States

  • Alleviate 2 001113

    Houston, Texas, 77043, United States