modelTetanusAntitoxin

Diagram of TetanusAntitoxin

Extends from Pharmacolibrary.Drugs.ATC.J.J06AA02.

Information

name:TetanusAntitoxin
ATC code:J06AA02
route:intravenous
compartments:1
dosage:1500mg
volume of distribution:0.18L
clearance:0.004L/kg/hr
other parameters in model implementation

Tetanus antitoxin is a passive immunizing agent containing antibodies against the tetanus toxin, used to provide immediate protection against tetanus in individuals who are suspected of having exposure to Clostridium tetani or presenting with tetanus symptoms. Originally derived from equine sources (horse serum), human tetanus immunoglobulin is preferred in most countries today. The equine-based tetanus antitoxin is not commonly used in modern medicine in developed countries but remains available in some settings for post-exposure prophylaxis or treatment where alternatives are unavailable.

Pharmacokinetics

Pharmacokinetic parameters estimated for adult individuals based on available product literature for equine tetanus antitoxin administered intravenously.

References

    Parameters

    TypeNameDefaultDescription
    Modelica.Units.SI.Massweight (from PK_1C)75patient weight (kg)
    Modelica.Units.SI.SpecificVolumeVdPerKg (from PK_1C)0.9Volume of distribution (L/kg)
    Modelica.Units.SI.MassFractionF (from PK_1C)0.8bioavailiability (0-1)
    Pharmacolibrary.Types.ClearanceCl (from PK_1C)20clearance
    Modelica.Units.SI.TimeadminTime (from PK_1C)60first administration time (s)
    Modelica.Units.SI.TimeadminDuration (from PK_1C)600administration duration (s)
    Modelica.Units.SI.TimeadminPeriod (from PK_1C)8*60*60period of administration (default 8 hours)(s)
    Pharmacolibrary.Types.MassadminMass (from PK_1C)1000administration mass (mg)
    IntegeradminCount (from PK_1C)8number of dose administered (1)
    Pharmacolibrary.Types.VolumeVd (from PK_1C)VdPerKg*weightVolume of distribution (m3)
    Pharmacolibrary.Types.MassConcentrationCmin (from PK_1C)0.004minimal therapeutic range
    Pharmacolibrary.Types.MassConcentrationCmax (from PK_1C)0.008minimal therapeutic range
    Pharmacolibrary.Types.MassConcentrationCtox_peak (from PK_1C)0.012toxicity peak level
    Pharmacolibrary.Types.MassConcentrationCtox_trough (from PK_1C)0.006toxicity trough level

    Connectors

    TypeNameDefaultDescription
    Types.ConcentrationOutputC_central (from PK_1C)
    Interfaces.ConcentrationPort_bcentralCPort (from PK_1C)

    Components

    TypeNameDefaultDescription
    Pharmacokinetic.NoPerfusedTissueCompartmentcentral (from PK_1C)
    Pharmacokinetic.ClearanceDrivenEliminationelim (from PK_1C)
    Sources.PeriodicDoseperiodicDose (from PK_1C)
    Modelica.Units.SI.Timet1_2 (from PK_1C)elimination half-life

    Revisions

    • 06/2025 Tomas Kulhanek, generated model from data extracted from PUBMED, DrugBank and LLM(GPT4.1)