An interaction in between histaminergic and opioidergic devices within the CNS was suggested just about 30 a long time back, through an observation that morphine administration resulted in the release of histamine and its greater turnover in the periaqueductal gray (Nishibori, Oishi, Itoh, & Saeki, 1985), suggesting that analgesia https://harryt840sja7.wikipowell.com/user