Delmetacin (10 mg/kg, IV) has a much shorter half-life than Indomethacin (HY-14397) and exhibits monocompartmental kinetics[1].
References
[1] Rimbau V, et al. Estudios farmacocinéticos de la delmetacina y la indometacina en la rata [Pharmacokinetic studies On delmethacin and indomethacin in the rat]. Arch Farmacol Toxicol. 1982 Dec;8(3):201-4. Spanish. PMID:6765900