# A Comparative Efficacy Trial of IV Acetaminophen Versus IV Ketorolac for Emergency Department Treatment of Generalized Headache

> **NCT03472872** · PHASE4 · WITHDRAWN · sponsor: **Corewell Health South**

## Conditions studied

- Headache

## Interventions

- **DRUG:** Ketorolac
- **DRUG:** Acetaminophen

## Key facts

- **NCT ID:** NCT03472872
- **Lead sponsor:** Corewell Health South
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** WITHDRAWN
- **Start date:** 2017-09-05
- **Primary completion:** 2020-06-14
- **Final completion:** 2020-06-14
- **Target enrollment:** 0 (ACTUAL)
- **Why stopped:** no longer recruiting or studying
- **Last updated:** 2024-11-29

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03472872

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03472872, "A Comparative Efficacy Trial of IV Acetaminophen Versus IV Ketorolac for Emergency Department Treatment of Generalized Headache". Retrieved via AI Analytics 2026-05-27 from https://api.ai-analytics.org/clinical/NCT03472872. Licensed CC0.

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