FDU-PB-22FDU-PB-22 is a derivative of JWH-018 that is presumed to be a potent agonist of the CB1 receptor, and has been sold online as a designer drug.PharmacologyFDU-PB-22 acts as a full agonist with a binding affinity of 1.19nM at Cannabinoid [receptor type 1|CB1] and 2.43nM at CB2 cannabinoid receptors.Legal statusFDU-PB-22 is a Drugs [controlled by the German Betäubungsmittelgesetz|controlled substance in Germany] and is banned in Japan and Sweden.