modelInterferonAlfa2b

Diagram of InterferonAlfa2b

Extends from Pharmacolibrary.Drugs.ATC.L.L03AB05.

Information

name:InterferonAlfa2b
ATC code:L03AB05
route:subcutaneous
compartments:1
dosage:3mg
volume of distribution:0.22L
clearance:231mL/h/kg
other parameters in model implementation

Interferon alfa-2b is a recombinant cytokine with antiviral, antiproliferative, and immunomodulatory activities. It is historically used for treatment of chronic hepatitis B and C, malignant melanoma, hairy cell leukemia, and several other viral infections and cancers. It is approved in several countries but its use has declined with the advent of more modern agents.

Pharmacokinetics

Pharmacokinetics reported in healthy adult volunteers after single subcutaneous dose.

References

  1. Miyachi, N, et al., & Qin, A (2021). Pharmacokinetics and Pharmacodynamics of Ropeginterferon Alfa-2b in Healthy Japanese and Caucasian Subjects After Single Subcutaneous Administration. Clinical drug investigation 41(4) 391–404. DOI:10.1007/s40261-021-01026-5 PUBMED:https://pubmed.ncbi.nlm.nih.gov/33725322

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)