LL-37 half-life

LL-37 has an elimination half-life of about 1 h. Use the free calculator to plot how LL-37 levels rise and decay across your own doses.

Open LL-37 in the calculator

Reference data

Half-life
1 h
Route
SC
Category
Healing & repair
Evidence
Anecdotal
Also known as
Cathelicidin

No human systemic PK; estimate.

How much LL-37 remains over time

For a single dose with first-order elimination, half of what remains is cleared every 1 h.

Half-livesTime after doseRemainingEliminated
11 h50%50%
22 h25%75%
33 h12.5%87.5%
44 h6.25%93.75%
55 h3.13%96.88%

LL-37 FAQ

What is the half-life of LL-37?

LL-37 has an elimination half-life of about 1 h (SC). No human systemic PK; estimate.

How long does LL-37 stay in your system?

With first-order elimination, about 97% of a single dose is cleared after five half-lives, roughly 5 h for LL-37. Individual clearance varies with dose, injection site, kidney function and other factors.

How long until LL-37 reaches steady state?

With consistent repeated dosing, levels approach steady state after about 4 to 5 half-lives, or roughly 4 h to 5 h for LL-37.

How reliable is this LL-37 half-life?

Evidence level: Anecdotal. No published pharmacokinetic data; this is a community estimate and may be far off.

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