The top U.S. consumer and trade regulator said on Tuesday it had warned three companies selling products infused with cannabidiol that it was illegal to advertise that such products could fight disease without providing credible scientific evidence.
Americans James Rothman and Randy Schekman and Germany's Thomas Suedhof won the 2013 Nobel medicine prize for their work on how hormones are transported within and outside cells, giving insight into diseases such as diabetes and Alzheimer's.