Denne side blev automatisk oversat, og nøjagtigheden af ​​oversættelsen er ikke garanteret. Der henvises til engelsk version for en kildetekst.

Post-Vasectomy Pain RCT

11. september 2026 opdateret af: Aaron Brant, Columbia University

A Randomized Controlled Trial of Post-vasectomy Pain Management

This is a prospective four-armed unblinded randomized controlled trial to assess four different potential post-operative treatment options for men who undergo a vasectomy. The aims of this study are:

  • To determine whether the addition of nonsteroidal anti-inflammatory drugs (NSAIDs) to acetaminophen results in improved pain after vasectomy;
  • To determine whether the addition of opioid pain medication to acetaminophen and/or NSAIDs results in improved pain after vasectomy;
  • To determine whether the use of NSAIDs for post-operative pain management increases risk of hematoma after vasectomy.

Studieoversigt

Status

Rekruttering

Betingelser

Intervention / Behandling

Detaljeret beskrivelse

The purpose of this study is to evaluate and compare commonly used post-vasectomy pain regimens. Eligible participants will be adult male patients who elect to undergo vasectomy with a urologist at Columbia University Medical Center with no history of kidney or liver disease, chronic pain conditions, or drug abuse. Prospectively enrolled participants will be randomized to one of four study arms, which will differ by post-operative pain regimens as follows:

  • Arm 1: 975 mg acetaminophen every 6 hours for the first 48 hours to a maximum of 7 days;
  • Arm 2: 975 mg acetaminophen and 600 mg ibuprofen every 6 hours for the first 48 hours to a maximum of 7 days;
  • Arm 3: 975 mg acetaminophen every 6 hours for the first 48 hours to a maximum of 7 days with a prescription for 6 tablets of 5 mg oxycodone every 6 hours as needed;
  • Arm 4: 975 mg acetaminophen and 600 mg ibuprofen every 6 hours for the first 48 hours to a maximum of 7 days with a prescription for 6 tablets of 5 mg oxycodone every 6 hours as needed.

Other than the differing pain regimens, all treatment and pre- and post-operative counselling will be standard of care at the discretion of the treating urologists. Participants will be contacted at 1 day and 7 days post-operatively to complete Brief Pain Inventory (BPI) questionnaires, assess how many tablets of oxycodone they have taken, and assess whether they would be comfortable returning to work. At post-operative visits, their treating urologist will assess them for the presence of hematoma. Comparisons will be made between study arms to assess for differences.

Undersøgelsestype

Interventionel

Tilmelding (Anslået)

200

Fase

  • Fase 1

Kontakter og lokationer

Dette afsnit indeholder kontaktoplysninger for dem, der udfører undersøgelsen, og oplysninger om, hvor denne undersøgelse udføres.

Studiekontakt

Studiesteder

    • New York
      • New York, New York, Forenede Stater, 10032
        • Rekruttering
        • Columbia University Medical Center/ New York Presbyterian Hospital
        • Kontakt:
        • Ledende efterforsker:
          • Aaron M Brant, MD
      • White Plains, New York, Forenede Stater, 10604

Deltagelseskriterier

Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.

Berettigelseskriterier

Aldre berettiget til at studere

  • Voksen
  • Ældre voksen

Tager imod sunde frivillige

Ingen

Beskrivelse

Inclusion Criteria:

- Consent for vasectomy

Exclusion Criteria:

  • History of kidney or liver disease
  • History of chronic pain condition
  • History of drug abuse

Studieplan

Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

  • Primært formål: Støttende pleje
  • Tildeling: Randomiseret
  • Interventionel model: Parallel tildeling
  • Maskning: Ingen (Åben etiket)

Våben og indgreb

Deltagergruppe / Arm
Intervention / Behandling
Eksperimentel: Acetaminophen only
Participants are encouraged to take only acetaminophen 975 mg every 6 hours for the first 48 hours to a maximum of 7 days after surgery.
Acetaminophen is a widely used, over-the-counter medication that relieves mild to moderate pain and reduces fever. Unlike NSAIDs like ibuprofen, it does not treat inflammation or swelling.
Andre navne:
  • paracetamol
  • APAP
Eksperimentel: Acetaminophen + ibuprofen
Participants are encouraged to take acetaminophen 975 mg and ibuprofen 600 mg every 6 hours for the first 48 hours to a maximum 7 days after surgery.
Acetaminophen is a widely used, over-the-counter medication that relieves mild to moderate pain and reduces fever. Unlike NSAIDs like ibuprofen, it does not treat inflammation or swelling.
Andre navne:
  • paracetamol
  • APAP
Ibuprofen is a nonsteroidal anti-inflammatory drug (NSAID) used to relieve mild to moderate pain, reduce fever, and decrease inflammation.
Andre navne:
  • Motrin
Eksperimentel: Acetaminophen + oxycodone
Participants are encouraged to take acetaminophen 975 mg every 6 hours for the first 48 hours to a maximum of 7 days after surgery, and a prescription for 6 tablets of oxycodone 5 mg will be prescribed to take every 6 hours as needed for pain.
Acetaminophen is a widely used, over-the-counter medication that relieves mild to moderate pain and reduces fever. Unlike NSAIDs like ibuprofen, it does not treat inflammation or swelling.
Andre navne:
  • paracetamol
  • APAP
Oxycodone is a potent semi-synthetic opioid analgesic used to treat moderate to severe pain when other treatments are insufficient
Andre navne:
  • Oxycodone Hydrochloride Capsules
Eksperimentel: Acetaminophen + ibuprofen + oxycodone
Participants are encouraged to take acetaminophen 976 mg and ibuprofen 600 mg every 6 hours for the first 48 hours to a maximum of 7 days after surgery, and a prescription for 6 tablets of oxycodone 5 mg will be prescribed to take every 6 hours as needed for pain.
Acetaminophen is a widely used, over-the-counter medication that relieves mild to moderate pain and reduces fever. Unlike NSAIDs like ibuprofen, it does not treat inflammation or swelling.
Andre navne:
  • paracetamol
  • APAP
Ibuprofen is a nonsteroidal anti-inflammatory drug (NSAID) used to relieve mild to moderate pain, reduce fever, and decrease inflammation.
Andre navne:
  • Motrin
Oxycodone is a potent semi-synthetic opioid analgesic used to treat moderate to severe pain when other treatments are insufficient
Andre navne:
  • Oxycodone Hydrochloride Capsules

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Brief Pain Inventory (BPI) - Total Score
Tidsramme: 1 to 7 days post operatively
The Brief Pain Inventory is a self-reported questionnaire to assess pain. Final scores will be averaged. The score range is 0 to 10, where a higher score indicates a worse outcome.
1 to 7 days post operatively

Sekundære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Brief Pain Inventory (BPI) - Pain Interference Score
Tidsramme: 1 to 7 days post operatively
The Pain Interference Score ranges from 0 to 10, where a higher score indicates greater interference with daily life.
1 to 7 days post operatively
Brief Pain Inventory (BPI) - Pain Severity Score
Tidsramme: 1 to 7 days post operatively
The Pain Severity Score ranges from 0 to 10, where a higher score indicates greater severity.
1 to 7 days post operatively

Samarbejdspartnere og efterforskere

Det er her, du vil finde personer og organisationer, der er involveret i denne undersøgelse.

Sponsor

Efterforskere

  • Ledende efterforsker: Aaron Brant, MD, Columbia University

Datoer for undersøgelser

Disse datoer sporer fremskridtene for indsendelser af undersøgelsesrekord og resumeresultater til ClinicalTrials.gov. Studieregistreringer og rapporterede resultater gennemgås af National Library of Medicine (NLM) for at sikre, at de opfylder specifikke kvalitetskontrolstandarder, før de offentliggøres på den offentlige hjemmeside.

Studer store datoer

Studiestart (Faktiske)

10. september 2026

Primær færdiggørelse (Anslået)

31. december 2030

Studieafslutning (Anslået)

31. december 2035

Datoer for studieregistrering

Først indsendt

6. september 2026

Først indsendt, der opfyldte QC-kriterier

11. september 2026

Først opslået (Faktiske)

17. september 2026

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Faktiske)

17. september 2026

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

11. september 2026

Sidst verificeret

1. september 2026

Mere information

Begreber relateret til denne undersøgelse

Andre undersøgelses-id-numre

  • ACYY1239

Plan for individuelle deltagerdata (IPD)

Planlægger du at dele individuelle deltagerdata (IPD)?

UBESLUTET

Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter

Studerer et amerikansk FDA-reguleret lægemiddelprodukt

Ja

Studerer et amerikansk FDA-reguleret enhedsprodukt

Ingen

Disse oplysninger blev hentet direkte fra webstedet clinicaltrials.gov uden ændringer. Hvis du har nogen anmodninger om at ændre, fjerne eller opdatere dine undersøgelsesoplysninger, bedes du kontakte register@clinicaltrials.gov. Så snart en ændring er implementeret på clinicaltrials.gov, vil denne også blive opdateret automatisk på vores hjemmeside .