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Pharmacokinetics

NKTR-105 Demonstrates Superior Antitumor Activity and Improved Pharmacokinetics Over Docetaxel in Preclinical Studies Presented at AACR

Published in Cancer Weekly, May 5th, 2009

Nektar Therapeutics (NASDAQ:NKTR) presented data today at the American Association for Cancer Research (AACR) 100th Annual Meeting demonstrating that NKTR-105, a novel PEGylated form of docetaxel, has superior antitumor activity, as well as greater and sustained exposure in plasma and tumor tissue, over docetaxel in preclinical models.

In a comparative study of NKTR-105 and docetaxel, NKTR-105 treatment significantly delayed tumor growth as compared to docetaxel (122% v. 48%), which was associated with greater and sustained tumor exposure to docetaxel after NKTR-105 administration. Treatment with NKTR-105 increased docetaxel concentrations in tumors (0.4 to 4-fold...

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