Independent · non-commercial · publishes on a quarterly cycle|Current cycle 2026 Q3
Methodology|Interests|Funding|Corrections
Compound Evidence InstituteEvidence synthesis · established 2023Graded assessments of compounds, trials, methods and supply
Document set current to 30 July 2026
Defined term · Pharmacology

Steady state

The condition in which the amount of a compound entering the body equals the amount leaving it. Reached after approximately four to five half-lives of repeated dosing.

Document identifier
CEI-GT-107
Series
Defined term
Version
1.0
Published
30 Jul 2026
Last reviewed
30 Jul 2026
Certainty
Not rated

§1Steady state

§1.2Category

Pharmacology — Terms describing how a compound acts and how the body handles it.

§1.3Related terms

  • Half-life — The time for a plasma concentration to fall by half during the terminal elimination phase. Determines dosing interval, time to steady state and the time required for…
Compound Evidence Institute · CEI-GT-107 · https://compoundevidence.com/glossary/steady-state/ · retrieved 30 July 2026
Nothing published by the Institute is medical advice, a diagnosis, a prescription, a treatment recommendation or a purchasing recommendation. Compounds supplied for research use are not approved for human or veterinary use in any jurisdiction, and a favourable analytical assessment of a supplier is not a statement that any product is safe or effective. The Institute publishes certainty ratings and never recommendations. No telephone number, messaging handle or ordering channel appears anywhere on this site.