- Guideline changes became necessary after Justin Trudeau's government chose to amend the Patented Medicines Regulations, a process beset with legal challenges and many delays.

- Guideline changes became necessary after Justin Trudeau's government chose to amend the Patented Medicines Regulations, a process beset with legal challenges and many delays.
- Guideline changes became necessary after Justin Trudeau's government chose to amend the Patented Medicines Regulations, a process beset with legal challenges and many delays.
