Herb-Opioid Interactions

NCT00027014 · clinicaltrials.gov ↗

PHASE4

Phase

COMPLETED

Status

54

Enrollment

NIH

Sponsor class

Conditions

Pain

Interventions

DRUG: St. John's Wort
DRUG: oxycodone
DRUG: fentanyl

Sponsor

National Center for Complementary and Integrative Health (NCCIH)