David Colquhoun on cough medicines

This short interview with Professor David Colquhoun (UCL Pharmacology), was made by 7 Wonder for the BBC, but never used. You can find a lot more at:

http://www.dcscience.net/2012/11/20/some-medicines-that-dont-work-why-doesnt-the-mhra-tell-us-honestly

And on honey, at:

http://www.dcscience.net/2007/12/05/why-honey-isnt-a-wonder-cure