Anyone who has been a regular smoker for a few years can relate to the urge you feel when faced with the prospect of not getting your next nicotine fix. Quitting entirely is a chore in a whole cannabis based drugs for medical treatment. This includes treating a range of conditions right from obesity, diabetes and depression to addition to substances like nicotine.

"Dr.Steve Alexander, Associate Professor in the School of Biomedical Sciences said, “It is clear there is a very realistic potential for cannabinoids as medicines. Scientists are looking at a range of possible applications.

The brain is full of cannabinoid receptors. And so, not surprisingly with diseases like depression and anxiety, there's a great deal of interest in exploiting these receptors and in doing so, developing anti-depressant compounds said Professor David Kendall, a cellular pharmacologist at the University."