Wikimedia Commons has media related to Kappa-opioid receptor antagonists.

Antagonists of the κ-opioid receptor.

μ-opioid
(MOR)
Agonists
(abridged;
full list)
Antagonists
δ-opioid
(DOR)
Agonists
Antagonists
κ-opioid
(KOR)
Agonists
Antagonists
Nociceptin
(NOP)
Agonists
Antagonists
Others
Category