Intrathecal use of vasoconstrictors to prolong spinal anesthesia.
D000758:Anesthesia; D000775:Anesthesia, Spinal; D006801:Humans; D007278:Injections, Spinal; D014662:Vasoconstrictor Agents; D014666:Vasomotor System
D014662:Vasoconstrictor Agents
ANESTHESIA; VASOMOTOR SYSTEM