Sustained antihypertensive effects of chronic administration of two kappa-opioid agonists in spontaneously hypertensive rats.


The ability of two nonpeptide kappa-opioid receptor agonists, U-50, 488H and U-62,O66E (spiradoline), to lower arterial pressure on chronic administration to 12-week-old male spontaneously hypertensive rats (SHRs) and age-matched normotensive Wistar Kyoto (WKY) rats was assessed. Each drug was infused subcutaneously at approximately 9.6 mg/kg/d, over a 14… (More)


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