How Long Does Tirzepatide Last? Half-Life & Dosing Frequency
Tirzepatide has a reported half-life of ~5 days. This page explains what that means for how long Tirzepatide stays active, how quickly it clears the body, and how often it is dosed in research.
What Is Tirzepatide's Half-Life?
The half-life of a compound is the time it takes for the amount in the body to fall to half its original level. For Tirzepatide, research reports a half-life of ~5 days. A dual GIP and GLP-1 receptor agonist for weight management.
How Long Does Tirzepatide Stay in Your System?
A compound is generally considered mostly cleared after about five half-lives. With a half-life of ~5 days, Tirzepatide is largely cleared after roughly 25 days. Individual metabolism, dose, and dosing frequency can shift this estimate.
What This Means for Dosing Frequency
Research protocols commonly use Tirzepatide 1x per week (Same day each week, any time of day). Dosing frequency is generally matched to the half-life and to how long the compound's effects last — peptides with shorter half-lives are often dosed more frequently, while longer-acting compounds may be dosed less often.
Frequently Asked Questions
What is Tirzepatide's half-life?
In the research literature, Tirzepatide is reported to have a half-life of ~5 days. Half-life is the time it takes for the amount of a compound in the body to fall to half of its original level.
How long does Tirzepatide stay in your system?
As a general pharmacokinetic rule, a compound is mostly cleared after about five half-lives. For Tirzepatide, with a half-life of ~5 days, that works out to roughly 25 days. Individual metabolism, dose, and dosing frequency can shift this.
How often is Tirzepatide dosed?
Research protocols commonly use Tirzepatide 1x per week. Dosing frequency is generally matched to the compound's half-life and to how long its effects last.