Thymosin alpha-1 half-life
Thymosin alpha-1 has an elimination half-life of about 2 h (range 1.6–2 h). Use the free calculator to plot how Thymosin alpha-1 levels rise and decay across your own doses.
Open Thymosin alpha-1 in the calculator
Reference data
- Half-life
- 2 h (range 1.6–2 h)
- Route
- SC
- Category
- Longevity & mitochondrial
- Evidence
- Clinical
- Also known as
- Thymalfasin, Zadaxin, Tα1
Approved outside the US: about 2 hours.
How much Thymosin alpha-1 remains over time
For a single dose with first-order elimination, half of what remains is cleared every 2 h.
| Half-lives | Time after dose | Remaining | Eliminated |
|---|---|---|---|
| 1 | 2 h | 50% | 50% |
| 2 | 4 h | 25% | 75% |
| 3 | 6 h | 12.5% | 87.5% |
| 4 | 8 h | 6.25% | 93.75% |
| 5 | 10 h | 3.13% | 96.88% |
Thymosin alpha-1 FAQ
What is the half-life of Thymosin alpha-1?
Thymosin alpha-1 has an elimination half-life of about 2 h (range 1.6–2 h) (SC). Approved outside the US: about 2 hours.
How long does Thymosin alpha-1 stay in your system?
With first-order elimination, about 97% of a single dose is cleared after five half-lives, roughly 10 h for Thymosin alpha-1. Individual clearance varies with dose, injection site, kidney function and other factors.
How long until Thymosin alpha-1 reaches steady state?
With consistent repeated dosing, levels approach steady state after about 4 to 5 half-lives, or roughly 8 h to 10 h for Thymosin alpha-1.
How reliable is this Thymosin alpha-1 half-life?
Evidence level: Clinical. Based on a regulatory label or well-replicated human pharmacokinetic data.