Abstract: Diazapolycyclic compounds having affinity for the opioidergic receptors, preferably for the delta opioidergic receptors, with central and/or peripheral activity, having formula: A1-D1-T1??(I) wherein: A1 is a group of formula (II): wherein: R1 is phenyl wherein one of the ring hydrogen atoms is substituted with a group selected from C(O)R?, C(O)OR?, C(O)NHR? or C(O)NR3R4, R?, R3 and R4, being as defined in the application; R2 is phenyl, optionally substituted D1 is a diazapolycyclic group T1 is a group selected from H, alkyl, alkenyl, alkynyl and from the following optionally substituted groups: cycloalkyl, heterocycloalkyl, aryl, heteroaryl, cycloalkylalkyl, heterocycloalkylalkyl, arylalkyl or heteroarylalkyl, and their hydrates and solvates and pharmaceutically acceptable salts.