Mitragynine pseudoindoxyl

Mitragynine pseudoindoxyl is a rearrangement product of 7-hydroxymitragynine and also known as Corynoxine B. It is an analgesic being more potent than morphine and about as potent as enkephalin. Mitragynine pseudoindoxyl is a rearrangement product of 7-hydroxymitragynine and also known as Corynoxine B. It is an analgesic being more potent than morphine and about as potent as enkephalin. Mitragynine pseudoindoxyl is a μ opioid receptor agonist and δ opioid receptor antagonist and acts as a G protein biased agonist at μ opioid receptors and possesses a favourable side effect profile compared to conventional opioids.