You know what me too. In an effort to not annihilate her ears, I was looking through her SS and I noticed that and I could be wrong but it seems like her nadir is later in the cycle. My vet always said to test at least 4 hours after shot so I have been testing for that low Point around 5 hours which probably isn't it at all one step at a time I'm moving next week so this is very hecticShe saw some blues, that is nice - wonder how low she went.