PNU-22394
PNU-22394 is a drug which acts as an agonist at serotonin 5-HT receptors, with strongest binding affinity for 5-HT and 5-HT and slightly weaker at 5-HT, although it is only a full agonist at 5-HT, but partial agonist at 5-HT and 5-HT. It has anorectic effects in both animal studies and human trials, along with "Pro-Cognitive Properties", although it has never been developed for medical use.