A series of a hydroxy substituted derivatives 21-28 at C-17 of the Picraline-type alkaloids have been derived as having potent SGLT inhibitory activity.
Vinorine is a direct biosynthetic precursor along the complex pathway to the monoterpenoid indole alkaloid ajmaline, an antiarrhythmic drug from the Indian medicinal plant Rauvolfia serpentina.
Akuammidine shows anti-inflammatory and anti-asthmatic properties, it has opioid analgesic activity, it shows a preference for mu-opioid binding sites with Ki values of 0.6, 2.4 and 8.6 microM at mu-, delta- and kappa-opioid binding sites, respectively.