I ahve noticed pain killer sthatw ork teh same way. I have taken regular Tylenol for everything and then all of a sudden it stopped working and I am back regular aspirin.
Aleve stillw orks well after all these years.
BUt I am also finding I am liking the LAntus a little bit less than I did originally. I am finding more fo aneed for bolus even though my diet is in check.