137 participants
Effect of Guanfacine on Opioid-induced Hyperalgesia (OIH) and Tolerance
- Study Type:
- INTERVENTIONAL
- Last Updated:
- 2026-07-31
- Start Date:
- 2014-09-30
- Completion:
- 2022-12-31
Conditions
- Chronic Pain
Interventions
- DRUG