Chemosensitizer that restores sensitivity to cytotoxic agents in multidrug resistant (MDR) cells. Prepn: D. M. Armistead et al., WO 9407858; eidem, US 5620971 (1994, 1997 both to Vertex). Effect on MDR mediated by P-glycoprotein: U. A. Germann et al., Anti-Cancer Drugs 8, 125 (1997); by multidrug resistance-associated protein (MRP): eidem, ibid. 141. Clinical pharmacology, pharmacokinetics: E. K. Rowinsky et al., J. Clin. Oncol. 16, 2964 (1998).
Antineoplastic adjunct (chemosensitizer).
Antineoplastic Adjunct; Chemosensitizer