# Ketamine Versus Fentanyl for Surgical Abortions

> **NCT04871425** · PHASE4 · COMPLETED · sponsor: **University of Washington** · enrollment: 110 (actual)

## Conditions studied

- Abortion in First Trimester
- Pain, Procedural
- Opioid Use

## Interventions

- **DRUG:** Ketamine
- **DRUG:** Fentanyl

## Key facts

- **NCT ID:** NCT04871425
- **Lead sponsor:** University of Washington
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2021-04-27
- **Primary completion:** 2021-10-14
- **Final completion:** 2021-10-14
- **Target enrollment:** 110 (ACTUAL)
- **Last updated:** 2022-03-24

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04871425

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04871425, "Ketamine Versus Fentanyl for Surgical Abortions". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT04871425. Licensed CC0.

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