Improved analgesia with nisentil and levallorphan in urological procedures.
D000522:Alphaprodine; D000698:Analgesia; D000700:Analgesics / Q000627:therapeutic use*; D007977:Levallorphan; D009022:Morphine Derivatives; D010146:Pain; D059408:Pain Management; D014572:Urology
D000700:Analgesics; D009022:Morphine Derivatives; D000522:Alphaprodine; D007977:Levallorphan
ANALGESICS/therapeutic use; MORPHINE/derivatives; UROLOGY