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Very potent and highly selective opioid ligands for the treatment of opiate addiction.
| Ligands | Opioid Receptors | ||
|---|---|---|---|
| (Opioid Antagonists) | MOR | DOR | KOR |
| Naloxone | - - - | - | - - |
| Naltrexone | - - - | - | |
| CTOP D-Phe-Cys-Tyr-D-Trp-Orn-Thr-Pen-Thr-NH2 |
- - - | ||
| Diprenorphine | - - - | - - | - - - |
| beta-funaltrexamine | - - - | - | ++ |
| Naloxonazine | - - - | - | - |
| nor-binaltorfimina | - | - | - - - |
| Naltrindole | - | - - - | - |
| naloxone benzoylhydrazone | - - - | - | - |
+, major affinity; -, indicate minor affinity.
