Table 1. The Effects of Intrathecally Administered 5-HT7, 5-HT2, and 5-HT3 Antagonists on Tramadol-induced and Its Major Active Metabolite (O-desmethyltramadol [M1])-induced Antinociception
![Table 1. The Effects of Intrathecally Administered 5-HT7, 5-HT2, and 5-HT3 Antagonists on Tramadol-induced and Its Major Active Metabolite (O-desmethyltramadol [M1])-induced Antinociception](https://asa2.silverchair-cdn.com/asa2/content_public/journal/anesthesiology/112/3/10.1097_aln.0b013e3181cd7920/2/m_32tt1.png?Expires=1716530035&Signature=oh6O~oXWj8VPw9cDyMTsf1gDJiqF2Jy-zVQtzuBRWjpAI4A1lHKHjm6FwdsxGaWj-96bFAUk4~jsE6PQhQw4QYgtslYDjwNi~9-Xg-I6YOBvao2Z45NFP9icSl0xzlCJKCI8-TY3KU0eIw9X3QA1Nr5LNmY~FmrVJEY-IdOvjTZLewwU0ZQT~vUQfyH37Ib8b7U9Q1diIl-Ehg8FHSV71V0uoRh0i5m9LPBcChMvGYPJ7gjy9TSaDrwtZ-mlKeRrOqduFCCLKjGeMYsR4YUG8ud7ff8vTWXuZwRfu50GdFvGLLWmy6SJnFjvq-91423VEbj9oNUGLPp17rLUU1-k-Q__&Key-Pair-Id=APKAIE5G5CRDK6RD3PGA)
Table 1. The Effects of Intrathecally Administered 5-HT7, 5-HT2, and 5-HT3 Antagonists on Tramadol-induced and Its Major Active Metabolite (O-desmethyltramadol [M1])-induced Antinociception