Comparison of Analgesic Efficacy of Fentanyl, Sufentanil and Butorphanol After Remifentanil Anesthesia

NCT00738192 · clinicaltrials.gov ↗

PHASE4

Phase

COMPLETED

Status

150

Enrollment

OTHER

Sponsor class

Conditions

Postoperative Pain

Interventions

DRUG: Fentanyl citrate
DRUG: Sufentanil citrate
DRUG: Butorphanol tartrate

Sponsor

Nanjing Medical University