Study on the Development of Opioid Induced Hyperalgesia (OIH) After Exposure to Alfentanil
Status:
Completed
Trial end date:
2010-05-01
Target enrollment:
Participant gender:
Summary
The purpose of this study was to follow a person's response to experimental pain after
multiple consecutive exposures to alfentanil or diphenhydramine to see if the person can
tolerate the pain more, less, or the same at the end of the study.