# Risk Factors and Prevention of Severe Pain Upon Cessation of a Peripheral Nerve Block

> **NCT04890418** · PHASE4 · UNKNOWN · sponsor: **Cliniques universitaires Saint-Luc- Université Catholique de Louvain** · enrollment: 100 (estimated)

## Conditions studied

- Surgery

## Interventions

- **DRUG:** Ketalar, 5 mg/mL Injectable Solution
- **OTHER:** Placebo

## Key facts

- **NCT ID:** NCT04890418
- **Lead sponsor:** Cliniques universitaires Saint-Luc- Université Catholique de Louvain
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2020-01-01
- **Primary completion:** 2021-05-31
- **Final completion:** 2021-07-01
- **Target enrollment:** 100 (ESTIMATED)
- **Last updated:** 2021-05-18


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04890418

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04890418, "Risk Factors and Prevention of Severe Pain Upon Cessation of a Peripheral Nerve Block". Retrieved via AI Analytics 2026-06-08 from https://api.ai-analytics.org/clinical/NCT04890418. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*