Diabetes drug Lantus is tested for cancer risk (The News & Observer)
Studies in Europe have linked a synthetic form of insulin to an increased risk of cancer, but doctors caution that the findings are preliminary and may not hold up under greater scrutiny.
Source: Yahoo! News Search Results for colon cancer
Diabetes drug Lantus is tested for cancer risk (The News & Observer)
See original: Diabetes drug Lantus is tested for cancer risk (The News & Observer)