Ambien and Cancer Risk

Mayo Clin Proc. 2012 May;87(5):430-6.
Relationship of zolpidem and cancer risk: a Taiwanese population-based cohort study.
Kao CH, Sun LM, Liang JA, Chang SN, Sung FC, Muo CH.
“This population-based study revealed some unexpected findings, suggesting that the use of zolpidem may be associated with an increased risk of subsequent cancer.”