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Re: [IP] unexplained low?

> email @ redacted writes:
> >Responding to: I thought I had a 2 hour window and then it was done.  I use
> >Novolog, is this wrong?
> >

Yes, it is wrong. For "average" people, both Novolog and Humalog PEAK 
in approximately 2 hours with a tail that extends a few more hours. 
See the insulin-activity curves on the LINKS page of the web site 
next to the pictures of the respective insulin analog.



> >Chapter 13 of Pumping Insulin, Third Edition covers this topic. Prior to
> >reading this chapter in preparation for going on the pump, I also thought
> >that the insulin was gone after 2 hours.
> >
> >I have to agree with Wesley's earlier post about the Cozmo and how it
> >handles this for you. Before going on the Cozmo, I had many lows caused by
> >overcorrecting. Now, when I get my 2 hour beep/vibrate reminding me to check
> >my bg, I can enter my bg test result and the Cozmo tells me what if any
> >correction should be made. Quite often, it tells me that no correction is
> >necessary when I thought the bg was high. As a result, in the last 238
> >readings, I have been below 70 4 times, 3 of which were exercise induced.
> >
> >Sue (Memphis)
>   I pump novolog too. While the chart in Pumping Insulin is for
>   humalog they are
> pretty close so I have had good luck consulting the chart. In fact I
> made xerox of it and trimmed the little chart out and keep it on my
> night stand with my meter.
>  You are correct that novolog peeks after approximately 2 hours but
>  it is still
> active at 3 hours and not gone till 4 hours. Of course these things
> vary between people but I have had success controlling lows by being
> more aware of unused boluses.
>  When I don't have the table from Pumping Insulin handy, and I have
>  bolused in
> the last 3 hours, I just assume that half of my previous bolus is
> still active. Phoenix
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