[link to en.wikipedia.org]

There are currently 17 clinical trials run by Burzynski using antineoplastons which are in phase II.

According to the National Cancer Institute's clinical trials search engine, all antineoplaston trials show start dates in the 1990s. The trials started in the 1990s, specifically between 1993 and 1998. Every trial completion date is "2011-12-31".