The authors observed highly significant sequence effects: subjects randomized to receive placebo at their first session (naloxone administered at the second and third sessions) demonstrated a higher difference in pain scores compared to the naloxone sessions, than when placebo was administered at the third session (naloxone administered at the at the first and second sessions).
← all excerpts
Endogenous opioid antagonism in physiological experimental pain models: a systematic review.
1
—
—