# Are there different kinds of site failures?

**URL:** <https://forum.fudiabetes.org/t/are-there-different-kinds-of-site-failures/13648>\
**Category:** Pump\
**Tags:** infusion-sets\
**Created:** [March 6, 2023, 5:38pm UTC](https://forum.fudiabetes.org/t/are-there-different-kinds-of-site-failures/13648 "2023-03-06T17:38:16Z")\
**Posts on this page:** 1\
**Showing post:** 5

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**Author:** ![Eric](https://yyz2.discourse-cdn.com/flex030/user_avatar/forum.fudiabetes.org/eric/32/9209_2.png) [@Eric](https://forum.fudiabetes.org/u/Eric)\
**Post date:** [March 7, 2023, 10:00pm UTC](https://forum.fudiabetes.org/t/are-there-different-kinds-of-site-failures/13648/5 "2023-03-07T22:00:11Z")

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Type of insulin is another factor. This goes along with #5 on @Marie’s list.  
(BTW Marie, that is an awesome list!!!)

> [@Marie](#):
>
> 1. Degradation of the insulin.

I have found NovoLog to be much better in a pump than Humalog, as far as lasting for the whole time (and not crapping out after 2 days, like Humalog did).

I discovered this simply through my own personal experience.

And then I found a bunch of research that backed me up. Here is a thread that lists a lot of the reference studies.

(Pay attention to the note I put at the beginning, as far as the insulin “names”. Otherwise the studies are super confusing. Like you are thinking - What is Aspart, I’ve never heard of that insulin brand before! 🤔)

> [@Effectiveness of NovoLog vs Humalog in a pump](https://forum.fudiabetes.org/t/effectiveness-of-novolog-vs-humalog-in-a-pump/10978):
>
> This was brought up on a different thread yesterday. Actually it’s brought up quite often in discussion. So I wanted to post it here for reference and I thought it would be good to have all the studies referenced easily. Here are some studies comparing the effectiveness of NovoLog vs Humalog in a pump. For each link I highlighted a bit of the relevant text. (By the way, in all of these studies they use the insulin names rather than the brand names. So Aspart means “NovoLog”, and Lispro means “…

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