Here are
Tips for collecting urine samples and information on
Getting back on a 12/12 shot schedule. The half hour delay in shooting tonight is fine. You can shoot at your usual time tomorrow morning.
The lowest point (nadir) can vary from cat to cat and even from cycle to cycle. It is usually between +4 and +6 for Lantus, but some cats have nadirs earlier and others later. Testing at different times on different days will help you figure out what George's nadir is.
The reason I ask about a food change is because a change in diet can often have a dramatic improvement in numbers. We have had kitties go off insulin with a change to a low carb diet.
Does he usually eat the low carb variants (less than 10% carbs) of Friskies? Classic Pates and Flaked? This link will help you identify the carb% of various foods:
https://catinfo.org/chart/index.php
It looks like even 1.5U is too much for him considering how it is taking HC food to keep him above 50. For tonight, continue to feed what you are feeding him.
Can you update the thread title with his latest numbers please i.e. 2/16 George PMPS 61, +1 70, +2 64