© 2002 by Oxford University Press
Journal of the National Cancer Institute, Vol. 94, No. 17, 1259,
September 4, 2002
© 2002 Oxford University Press
Press Release
Study Finds Additional Evidence for Contamination of Herbal Supplement for Prostate Cancer
jncimedia@oupjournals.org
| The first 10% of the full text of this article appears below. |
A chemical analysis of PC-SPES, a recently recalled herbal dietary supplement commonly used to treat advanced prostate cancer, has shown that the supplement was contaminated with the synthetic drugs warfarin, diethylstilbestrol and indomethacin. Diethylstilbestrol and indomethacin have known anticancer properties.
Later preparations of PC-SPES, which contained less diethylstilbestrol and indomethacin than earlier