# Insulin **URL:** https://forum.fudiabetes.org/c/diabetes-medicine-drugs/insulin/28.md [Latest](https://forum.fudiabetes.org/latest.md) · [Categories](https://forum.fudiabetes.org/categories.md) · [Tags](https://forum.fudiabetes.org/tags.md) --- ## [About the Insulin category](https://forum.fudiabetes.org/t/about-the-insulin-category/75)
**Author:** [@system](https://forum.fudiabetes.org/u/system)\ **Replies:** 0\ **Last updated:** [March 20, 2017, 5:14am UTC](https://forum.fudiabetes.org/t/about-the-insulin-category/75 "2017-03-20T05:14:40Z")
Share what you know and ask what you don't know about insulin. Afrezza and Tresiba are covered in their own categories. --- ## [Effectiveness of NovoLog vs Humalog in a pump](https://forum.fudiabetes.org/t/effectiveness-of-novolog-vs-humalog-in-a-pump/10978)
**Author:** [@Eric](https://forum.fudiabetes.org/u/Eric)\ **Replies:** 28\ **Last updated:** [May 2, 2026, 12:16pm UTC](https://forum.fudiabetes.org/t/effectiveness-of-novolog-vs-humalog-in-a-pump/10978 "2026-05-02T12:16:03Z")
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. … --- ## [Novolog savings card](https://forum.fudiabetes.org/t/novolog-savings-card/15930)
**Author:** [@Eric](https://forum.fudiabetes.org/u/Eric)\ **Replies:** 8\ **Last updated:** [March 18, 2026, 3:51am UTC](https://forum.fudiabetes.org/t/novolog-savings-card/15930 "2026-03-18T03:51:56Z")
Last year I had really crappy insurance. This year it is also very crappy, but at least they “somewhat” cover NovoLog. (With my insurance last year it was not covered at all!) The problem with my new insurance is that … --- ## [Insulin delivery survey: how do you primarily administer your insulin?](https://forum.fudiabetes.org/t/insulin-delivery-survey-how-do-you-primarily-administer-your-insulin/15625)
**Author:** [@CatLady](https://forum.fudiabetes.org/u/CatLady)\ **Replies:** 38\ **Last updated:** [December 3, 2025, 8:50pm UTC](https://forum.fudiabetes.org/t/insulin-delivery-survey-how-do-you-primarily-administer-your-insulin/15625 "2025-12-03T20:50:47Z")
poll --- ## [Fiasp, Lyumjev, and other Fast Insulins](https://forum.fudiabetes.org/t/fiasp-lyumjev-and-other-fast-insulins/11949)
**Author:** [@TiaG](https://forum.fudiabetes.org/u/TiaG)\ **Replies:** 4\ **Last updated:** [October 22, 2025, 10:07pm UTC](https://forum.fudiabetes.org/t/fiasp-lyumjev-and-other-fast-insulins/11949 "2025-10-22T22:07:14Z")
yes Samson was on Novolog for years. And he did pretty good with it, but it was so nice with Fiasp to just be able to bolus for what he ate afterwards, rather than guessing before meals. --- ## [Bad Insulin?](https://forum.fudiabetes.org/t/bad-insulin/15347)
**Author:** [@cogdog](https://forum.fudiabetes.org/u/cogdog)\ **Replies:** 12\ **Last updated:** [July 11, 2025, 1:45am UTC](https://forum.fudiabetes.org/t/bad-insulin/15347 "2025-07-11T01:45:35Z")
I’ve been on the stuff 54 years, going back to Lilly beef and pork harvested NPH u-40 and cannot remember a bottle of insulin that was in effective. Until a week ago. The night after some Chinese takeout (carbs counted)… --- ## [Corticosteroids and the liver](https://forum.fudiabetes.org/t/corticosteroids-and-the-liver/15310)
**Author:** [@CarlosLuis](https://forum.fudiabetes.org/u/CarlosLuis)\ **Replies:** 7\ **Last updated:** [June 13, 2025, 10:32pm UTC](https://forum.fudiabetes.org/t/corticosteroids-and-the-liver/15310 "2025-06-13T22:32:54Z")
I hope to be off of prednisone soon. It turns out that I developed a very rare autoimmune disease from the immunotherapy, Bullous pemphigoid. A week ago Friday I started bimonthly SQ injections of Dupixent. I’ve done on… --- ## [How to get free diluent from Lilly](https://forum.fudiabetes.org/t/how-to-get-free-diluent-from-lilly/4050)
**Author:** [@Eric](https://forum.fudiabetes.org/u/Eric)\ **Replies:** 36\ **Last updated:** [April 11, 2025, 3:06am UTC](https://forum.fudiabetes.org/t/how-to-get-free-diluent-from-lilly/4050 "2025-04-11T03:06:18Z")
I have posted some stuff before about diluting insulin. There are a lot of cool things that you can do with it. Like for example my micro-dosing pen that lets me give 0.10 units. (\_You can read Alex O’Meara’s article abo… --- ## [Merilog a Novolog bio similar by Sanofi has been approved](https://forum.fudiabetes.org/t/merilog-a-novolog-bio-similar-by-sanofi-has-been-approved/15165)
**Author:** [@CarlosLuis](https://forum.fudiabetes.org/u/CarlosLuis)\ **Replies:** 5\ **Last updated:** [March 28, 2025, 10:55pm UTC](https://forum.fudiabetes.org/t/merilog-a-novolog-bio-similar-by-sanofi-has-been-approved/15165 "2025-03-28T22:55:39Z")
--- ## [FIASP availability](https://forum.fudiabetes.org/t/fiasp-availability/15145)
**Author:** [@Talkstr8t](https://forum.fudiabetes.org/u/Talkstr8t)\ **Replies:** 4\ **Last updated:** [March 9, 2025, 2:09pm UTC](https://forum.fudiabetes.org/t/fiasp-availability/15145 "2025-03-09T14:09:52Z")
My mail order provider, CVS/Caremark, has been out of FIASP vials for several months. I’m running out of my supply and would rather not pay more to try to find it locally. Supposedly it’s supposed to be available this mo… --- ## [Pump break success - now, Lantus to Tresiba?](https://forum.fudiabetes.org/t/pump-break-success-now-lantus-to-tresiba/15001)
**Author:** [@allison](https://forum.fudiabetes.org/u/allison)\ **Replies:** 33\ **Last updated:** [February 12, 2025, 1:51am UTC](https://forum.fudiabetes.org/t/pump-break-success-now-lantus-to-tresiba/15001 "2025-02-12T01:51:37Z")
I have been on a pump break for 3 months and my BGs have been fantastic - I’ve been taking Lantus via pen, 8u at night and 6u in the morning; using a vial/syringes for my Novolog. Exhibit A: Dexcom readings from the pas… --- ## [Tresiba backordered?](https://forum.fudiabetes.org/t/tresiba-backordered/15030)
**Author:** [@Mariethm](https://forum.fudiabetes.org/u/Mariethm)\ **Replies:** 13\ **Last updated:** [December 21, 2024, 9:29pm UTC](https://forum.fudiabetes.org/t/tresiba-backordered/15030 "2024-12-21T21:29:50Z")
According to my Walgreens, Tresiba vials are on backorder until 12/27. Fortunately, I have the time to call every pharmacy nearby to check what they have in stock. But most of them are out. I have enough to last months, … --- ## [Novo Nordisk Glucose Sensitive Insulin](https://forum.fudiabetes.org/t/novo-nordisk-glucose-sensitive-insulin/15048)
**Author:** [@Trying](https://forum.fudiabetes.org/u/Trying)\ **Replies:** 8\ **Last updated:** [December 21, 2024, 5:17pm UTC](https://forum.fudiabetes.org/t/novo-nordisk-glucose-sensitive-insulin/15048 "2024-12-21T17:17:13Z")
I’m not sure if anyone has already posted about Novo Nordisk’s current research on NNC2215 which is sort of like an “glucose sensitive insulin”. It sounds promising as an improvement to the current insulins. The injecte… --- ## [Trial recruiting participants for study of new type of insulin](https://forum.fudiabetes.org/t/trial-recruiting-participants-for-study-of-new-type-of-insulin/14959)
**Author:** [@CatLady](https://forum.fudiabetes.org/u/CatLady)\ **Replies:** 5\ **Last updated:** [October 23, 2024, 4:00pm UTC](https://forum.fudiabetes.org/t/trial-recruiting-participants-for-study-of-new-type-of-insulin/14959 "2024-10-23T16:00:08Z")
https://opti2trial.com/?utm\_campaign=launch&utm\_medium=email&\_hsenc=p2ANqtz-8dgaJa1i8ThqxzlvUYQmSkHS2DT8MnZNcEUA511sqZeQCpDD\_R2AxBv7ztoi\_GM\_3fyUj7cR3LptHRUHLFRfgDc9p5kw&\_hsmi=330269597&utm\_source=newsletter --- ## [California is going to make and sell insulin](https://forum.fudiabetes.org/t/california-is-going-to-make-and-sell-insulin/14609)
**Author:** [@ned](https://forum.fudiabetes.org/u/ned)\ **Replies:** 3\ **Last updated:** [May 1, 2024, 1:17am UTC](https://forum.fudiabetes.org/t/california-is-going-to-make-and-sell-insulin/14609 "2024-05-01T01:17:52Z")
This is apparently old news but I just learned about it. California is investing $100 million to make its own insulin and sell it for $30 per vial to all residents of California, no insurance required. --- ## [NovoLog Vial Availability Issues](https://forum.fudiabetes.org/t/novolog-vial-availability-issues/14569)
**Author:** [@panda](https://forum.fudiabetes.org/u/panda)\ **Replies:** 11\ **Last updated:** [April 25, 2024, 1:11am UTC](https://forum.fudiabetes.org/t/novolog-vial-availability-issues/14569 "2024-04-25T01:11:09Z")
Hey all: Just a headsup, this week I have been struggling to locate NovoLog vials. Express Scripts (my usual delivery pharmacy and PBM) expects to be out of stock until at least 5/30/2024 so I transferred my Rx to my lo… --- ## [Tresiba burning](https://forum.fudiabetes.org/t/tresiba-burning/7778)
**Author:** [@Jen](https://forum.fudiabetes.org/u/Jen)\ **Replies:** 8\ **Last updated:** [April 20, 2024, 8:43pm UTC](https://forum.fudiabetes.org/t/tresiba-burning/7778 "2024-04-20T20:43:46Z")
I’m using a pump but recently started doing the untehthered regiment by taking part of my basal as Tresiba. I plan on switching over to Levemir (which I’ve never tried) once my Tresiba runs out, since that’s what I have … --- ## [Can I make diluted insulin myself? Info on diluted insulin turning cloudy?](https://forum.fudiabetes.org/t/can-i-make-diluted-insulin-myself-info-on-diluted-insulin-turning-cloudy/14072)
**Author:** [@Hopper900](https://forum.fudiabetes.org/u/Hopper900)\ **Replies:** 43\ **Last updated:** [April 12, 2024, 5:31am UTC](https://forum.fudiabetes.org/t/can-i-make-diluted-insulin-myself-info-on-diluted-insulin-turning-cloudy/14072 "2024-04-12T05:31:34Z")
Hey there, I would like to know if anyone has any experience with diluting insulin themselves? Are there any special procedures or tests that need to be performed? How long can I use it for if I am able to do it mysel… --- ## [Decreased insulin resistance post surgery](https://forum.fudiabetes.org/t/decreased-insulin-resistance-post-surgery/14386)
**Author:** [@CarlosLuis](https://forum.fudiabetes.org/u/CarlosLuis)\ **Replies:** 24\ **Last updated:** [February 3, 2024, 11:20pm UTC](https://forum.fudiabetes.org/t/decreased-insulin-resistance-post-surgery/14386 "2024-02-03T23:20:40Z")
A hypothesis, after having surgery to repurpose about 7" of my small intestine. I find myself less carb sensitive. Maybe it is the gut is still revolting after being violated or there is a slightly reduced nutrient absor… --- ## [A History of Insulin](https://forum.fudiabetes.org/t/a-history-of-insulin/3387)
**Author:** [@Richard157](https://forum.fudiabetes.org/u/Richard157)\ **Replies:** 6\ **Last updated:** [January 26, 2024, 8:42am UTC](https://forum.fudiabetes.org/t/a-history-of-insulin/3387 "2024-01-26T08:42:19Z")
The video below gives an excellent history of the discovery of insulin. WARNING: There are pictures shown that may be disturbing to some of you. This is a very well prepared, and very educational video. I hope that many … --- ## [Novolog vs Humalog](https://forum.fudiabetes.org/t/novolog-vs-humalog/14337)
**Author:** [@Mariethm](https://forum.fudiabetes.org/u/Mariethm)\ **Replies:** 24\ **Last updated:** [January 12, 2024, 1:58am UTC](https://forum.fudiabetes.org/t/novolog-vs-humalog/14337 "2024-01-12T01:58:17Z")
So, like others have experienced, PBMs tend to change with insurance, or they themselves change formularies. Caremark made me switch from Humalog to Novolog, and I’m loving it. Since I’ve started HRT (another thing I’ll … --- ## [Insulin still good?](https://forum.fudiabetes.org/t/insulin-still-good/14327)
**Author:** [@TiaG](https://forum.fudiabetes.org/u/TiaG)\ **Replies:** 1\ **Last updated:** [December 29, 2023, 4:57pm UTC](https://forum.fudiabetes.org/t/insulin-still-good/14327 "2023-12-29T16:57:11Z")
We’re in a cold place where the overnight low is 26 degrees fahrenheit. Current temperature is actually 26 degrees. We forgot the diabetes supply bag in the car from around 6pm last night. We just opened the car and the … --- ## [Very careful insulin dilution instructions](https://forum.fudiabetes.org/t/very-careful-insulin-dilution-instructions/14089)
**Author:** [@Eric](https://forum.fudiabetes.org/u/Eric)\ **Replies:** 29\ **Last updated:** [September 1, 2023, 3:37pm UTC](https://forum.fudiabetes.org/t/very-careful-insulin-dilution-instructions/14089 "2023-09-01T15:37:19Z")
These instructions will seem ridiculously over-the-top detailed and meticulous to many of you. That’s fine. They are intended to be as ultra-cautious and careful as possible. It’s one thing if you go low or high. You kn… --- ## [Missed Dose of Semglee](https://forum.fudiabetes.org/t/missed-dose-of-semglee/14048)
**Author:** [@douglas.hershey](https://forum.fudiabetes.org/u/douglas.hershey)\ **Replies:** 2\ **Last updated:** [August 12, 2023, 12:38pm UTC](https://forum.fudiabetes.org/t/missed-dose-of-semglee/14048 "2023-08-12T12:38:26Z")
I’m a type II for 10 years and I take 64 units of Semglee each night at 10 PM. Missed my dose for the first time ever last night, and realized it at 6 AM this morning. Took half my regular dose (32 units) at that time; p… --- ## [Results of mixing some Humalog with Novalog in a cartridge](https://forum.fudiabetes.org/t/results-of-mixing-some-humalog-with-novalog-in-a-cartridge/14031)
**Author:** [@CarlosLuis](https://forum.fudiabetes.org/u/CarlosLuis)\ **Replies:** 4\ **Last updated:** [August 9, 2023, 8:32am UTC](https://forum.fudiabetes.org/t/results-of-mixing-some-humalog-with-novalog-in-a-cartridge/14031 "2023-08-09T08:32:38Z")
I am not suggesting doing this on purpose. The other day I drew out the last of a vial of Novalog getting about 80% of what was needed. I went to the fridge to get a new vial and grabbed the one remaining vial of Humalog… --- ## [Insulin below freezing -- should we risk it?](https://forum.fudiabetes.org/t/insulin-below-freezing-should-we-risk-it/3120)
**Author:** [@TiaG](https://forum.fudiabetes.org/u/TiaG)\ **Replies:** 19\ **Last updated:** [June 20, 2023, 3:37pm UTC](https://forum.fudiabetes.org/t/insulin-below-freezing-should-we-risk-it/3120 "2023-06-20T15:37:20Z")
WE just came back from two weeks of vacation and the MedAngel thingie I set up in my son’s insulin read 30.8 degrees Fahrenheit. So below freezing – yikes! I noticed part of my beverages in the fridge had some ice in the… --- ## [Insulin Thermostability in the real world](https://forum.fudiabetes.org/t/insulin-thermostability-in-the-real-world/13819)
**Author:** [@Karl.n](https://forum.fudiabetes.org/u/Karl.n)\ **Replies:** 2\ **Last updated:** [May 11, 2023, 10:19pm UTC](https://forum.fudiabetes.org/t/insulin-thermostability-in-the-real-world/13819 "2023-05-11T22:19:47Z")
Once again, FUD leading the way! https://www.thelancet.com/pdfs/journals/landia/PIIS2213-8587(23)00028-1.pdf --- ## [Blood o' rama after injecting](https://forum.fudiabetes.org/t/blood-o-rama-after-injecting/13387)
**Author:** [@Finn](https://forum.fudiabetes.org/u/Finn)\ **Replies:** 17\ **Last updated:** [February 24, 2023, 6:39pm UTC](https://forum.fudiabetes.org/t/blood-o-rama-after-injecting/13387 "2023-02-24T18:39:58Z")
I had a weird thing happen this morning when I injected my Abasaglar. As I was injecting, everything seemed fine, but after I pulled the needle out a lot of blood pooled up. A lot. This happens once in a while and usua… --- ## [Possible Tip on Basal Insulin Timing](https://forum.fudiabetes.org/t/possible-tip-on-basal-insulin-timing/13599)
**Author:** [@GarLipow](https://forum.fudiabetes.org/u/GarLipow)\ **Replies:** 3\ **Last updated:** [February 22, 2023, 4:43am UTC](https://forum.fudiabetes.org/t/possible-tip-on-basal-insulin-timing/13599 "2023-02-22T04:43:25Z")
I Inject Lantus once every 24 hours. I had trouble with high post-breakfast highs and finally figured out a way to to solve it by timing my insulin injection to match my particular need. I’m not suggesting what I am abo… --- ## [Medica Insurance insulin coverage](https://forum.fudiabetes.org/t/medica-insurance-insulin-coverage/13363)
**Author:** [@Karl.n](https://forum.fudiabetes.org/u/Karl.n)\ **Replies:** 1\ **Last updated:** [November 28, 2022, 6:12pm UTC](https://forum.fudiabetes.org/t/medica-insurance-insulin-coverage/13363 "2022-11-28T18:12:21Z")
Its that wonderful (read frustrating) time of the year: open enrollment! The plans available to my family are shuffling this year and I’m trying to get a realistic understanding of insulin options before signing up. Does… [Next page](https://forum.fudiabetes.org/c/diabetes-medicine-drugs/insulin/28.md?page=1)