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New Long-Acting shot may ease Post-Surgery pain for days

NCT ID NCT04578483

Symptom relief Sponsor: China Medical University Hospital Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed This study
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This completed study looked at how well a long-acting painkiller called ERDS works for pain after surgery. Researchers followed 634 adults who received an ERDS injection after anesthesia. They measured pain levels and how much extra pain medicine was needed over five days. The goal was to see if this approach could improve recovery and reduce complications.

What this could mean

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

Active substance
extended-release dinalbuphine sebacate (ERDS)
What this could lead to
If it works, this could provide a longer-lasting option for managing pain after surgery, potentially reducing complications and the need for other painkillers.
What could go wrong
This is an observational study, not a randomized trial, so results may be less reliable. The drug's effectiveness and safety need further testing in larger, controlled studies.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Participants

634 people

The number who actually took part.

Started

Oct 2020

Finished

Dec 2022

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Who is studied

Patients having elective surgery in China Medical University Hsinchu Hospital were invited to participate in this study.

Ages

20 to 80 years

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: 1. Aged 20 to 80. 2. Needing pain management after elective surgery. 3. American Society of Anesthesiology Physical Class (ASA) between 1 and 3. Exclusion Criteria: 1. Allergic to anesthetics, opioids, or medicine used during study period. 2. Severe comorbidity, such as cardiopulmonary disease and strock. 3. Abuse or long-term use of opioids. 4. Pregnant or breastfeeding. 5. Judged to be unsuitable subjects by investigator.

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Conditions

The condition(s) this trial relates to.

agnosia Pain, Postoperative

As listed by the trial registrant

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

Postoperative pain

Contacts and locations

Locations

  • China Medical University Hsinchu Hospital

    Hsinchu, 302, Taiwan

More trials for these conditions

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