Table 4

Metabolites identified in bile, urine and plasma after the oral administration of tenidap

Metabolite4-aPercent of DosePresence4-b in Plasma
BileUrine
Tenidap0.81.0+
A, 5′hydroxy TP354-c 0.3
B, 3′ or 4′-hydroxy TP54-c
C, 6-hydroxy TP124-c 0.4
D, 4, 5 or 7-hydroxy TP2.74-c
E, 3′ or 4′-hydroxy TP2.34-c 1.0
F, hydroxymethoxy TP41.4
G, 3′-hydroxysulfate TP+4-d
H, descarboxamidohydroxy TP3
I, descarboxamidohydroxy TP1.5
K, descarboxamido TP0.84-e
L, thionocarboxylic acid metabolite0.6
P, TP-5′-thiolactone+
X, 3′,4′-dihydroxy TP3
Y, 2′-hydroxy-TP-5′-thiolenone+
 Total72.44.7
  • 4-a TP = tenidap,

  • 4-b detected by mass spectrometry only;

  • 4-c present as the glucuronide;

  • 4-d present free and as the sulfate conjugate;

  • 4-e present as conjugate.