How Long Does Tirzepatide Last In The Fridge Once Opened?
After you first use a tirzepatide pen (like Mounjaro or Zepbound), or if you take it out of the fridge and it warms up to room temperature (up to 86°F or 30°C), you can keep using it for up to 21 days total. This 21-day clock starts the first time the pen is used or … Read more