TABLE 2

P450 isozymes responsible for metabolic turnover of indomethacin amides 1 to 3 in human liver microsomes

Indomethacin amide 4 was not tested because it was resistant to metabolic turnover.


Compound

% Inhibition of Substrate Depletion
Microsomes + Ketoconazole
Microsomes + Quinidine
Amide 1 96 <5
Amide 2 100 35
Amide 3
100
28