You can keep a vial of Humulin N in the fridge for 31 days. After 31 days, even if there’s still some left in the vial, you should throw it away.
How many Humulin N vials are typically prescribed per month?
Most people with diabetes usually need around two to three vials of Humulin N insulin every month. However, some people might need more vials depending on their specific needs.

<

Premium Membership

GoldPlatinum

Gold Membership

$89/year

  • 5x reward points
  • Save up to 8%
  • 15% off shipping
  • Exclusive deals
Add to Cart

Cancel anytime

>
EV SSL Encrypted

Stay informed and healthy! Sign up and never miss out on valuable health insights directly to your inbox


* indicates required