The Gray Book (see also, is a an e-Text on Medicines Development hyperlinked to guidelines and other reference sources. It is both a practical tool and learning resource.  

The regularly updated e-text is written by Dr Julian Gray, pharmaceutical physician and teacher with over 25 years of experience in medicines development in this area.

Supplements available as add-ons include a tool kit of spreadsheets to help with a range of practical tasks, e-texts on development in specific areas (eg Medicines Development in Alzheimer's disease) and self-study courses based including an Introduction to Global Medicines Development and the unique Idea to Market case study in which all key activities in the development of a new medicine, including time and costs, are followed from discovery through to the market for a semi-fictitious molecule.

More details are available above and at

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Updated version of GrayBook Supplement  Medicine´s Development in Alzheimer´s Disease available.