# The Analgesic Efficacy of Dexmedetomidine Versus Fentanyl as an Adjuvant to Bupivacaine in Ultrasound Guided Peripheral Nerve Blocks as a Solo Anesthetic Technique in High Risk Patients Undergoing Unilateral Above Knee Amputation .

> **NCT07640516** · NA · RECRUITING · sponsor: **Kasr El Aini Hospital** · enrollment: 64 (estimated)

## Conditions studied

- Analgesia Assessment
- Above Knee Amputation
- Fentanyl vs Dexmedetomidine

## Interventions

- **DRUG:** Dexmedetomidine
- **DRUG:** Fentanyl (as Citrate)

## Key facts

- **NCT ID:** NCT07640516
- **Lead sponsor:** Kasr El Aini Hospital
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** RECRUITING
- **Start date:** 2026-07-01
- **Primary completion:** 2027-01-01
- **Final completion:** 2027-03-01
- **Target enrollment:** 64 (ESTIMATED)
- **Last updated:** 2026-07-13


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07640516

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07640516, "The Analgesic Efficacy of Dexmedetomidine Versus Fentanyl as an Adjuvant to Bupivacaine in Ultrasound Guided Peripheral Nerve Blocks as a Solo Anesthetic Technique in High Risk Patients Undergoing Unilateral Above Knee Amputation .". Retrieved via MORVS 2026-10-21 from https://api.morvs.ai/clinical/NCT07640516. Licensed CC0.

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