M03: Muscle relaxants

ATC M03 muscle relaxants for modelers: relaxants are the effect compartment case.
Modified

September 22, 2026

Relaxants are the effect compartment case. Twitch depression lags plasma concentration, and the hysteresis collapses under an effect compartment, as fitted for d-tubocurarine [1].

References

[1]
Sheiner LB, Stanski DR, Vozeh S, Miller RD, Ham J. Simultaneous modeling of pharmacokinetics and pharmacodynamics: Application to d-tubocurarine. Clinical Pharmacology & Therapeutics 1979;25:358–71. https://doi.org/10.1002/cpt1979253358.