Antianalgesia — is the ability of some endogenous chemicals (notably cholecystokinin and neuropeptide Y) to counter the effects of exogenous analgesics (such as morphine) or endogenous pain inhibiting neurotransmitters/modulators, such as the endogenous opioids … Wikipedia
Cholecystokinin — For other uses of CCK , see CCK (disambiguation). Cholecystokinin Identifiers Symbols CCK; MGC117187 External IDs … Wikipedia
Neuropeptide Y — Structure of Neuropeptide Y. From PDB 1ron … Wikipedia
Nalbuphine — Systematic (IUPAC) name (–) 17 (cyclobutylmethyl) 4,5α epoxymorphinan 3,6α,14 triol hydrochloride Clinical data AHFS/Drugs.com … Wikipedia
Butorphanol — Systematic (IUPAC) name 17 cyclobutylmethyl morphinan 3,14 diol Clinical data Trade names Stadol … Wikipedia
(+)-Naloxone — Systematic (IUPAC) name (1R,5S,13S,17R) 10,17 dihydroxy 4 (prop 2 en 1 yl) 12 oxa 4 azapentacyclo [9.6.1.01,13.05,17.07,18] octadeca 7(18),8,10 trien 14 one … Wikipedia