This information guide ( also known as a monograph) is included in every box of Tysabri. It is also included in the back pocket of the Tysabri Booklet " The Strength to Reach Your High Hopes " .
http://www.elan.com/
Click on "Full Prescribing Information and Medication Guide
It's a PDF and it's long. It includes all new information added for Crohn's treatment.