Testing the Effect of the Broccoli Seed and Sprout Extract, Avmacol ES, on the Cancer Causing Substances of Tobacco in Heavy Smokers

Recruiting

Phase 2 — Testing in a larger group (up to a few hundred people) to further evaluate safety and begin to assess effectiveness.

Trial locations(3 sites)

United States

University of Arizona Cancer Center - Prevention Research Clinic, Tucson, Arizona

George Washington University Medical Center, Washington D.C., District of Columbia

Roswell Park Cancer Institute, Buffalo, New York