No, I haven't seen it in my professional practice, and nothing in anything I have heard in the various forums suggests that medical assistance in dying has been requested for lack of proper treatment. Furthermore, palliative care statistics show that the vast majority of people who have requested medical assistance in dying have previously had access to palliative care. If we want to extend that option to others, we only need to ensure that remains the case.
On October 25th, 2022. See this statement in context.