modelPembrolizumab

Diagram of Pembrolizumab

Extends from Pharmacolibrary.Drugs.ATC.L.L01FF02.

Information

name:Pembrolizumab
ATC code:L01FF02
route:intravenous
compartments:2
dosage:200mg
volume of distribution:6.0L
clearance:0.2L/day
other parameters in model implementation

Pembrolizumab is a humanized monoclonal antibody that blocks the interaction between PD-1, a receptor on T cells, and its ligands, PD-L1 and PD-L2, thereby promoting immune-mediated anti-tumor activity. It is primarily used in the treatment of various cancers, including melanoma, non-small cell lung cancer, head and neck squamous cell carcinoma, classical Hodgkin lymphoma, and others. Pembrolizumab is FDA-approved for multiple cancer indications and is in active clinical use.

Pharmacokinetics

Pharmacokinetic parameters reported for adult cancer patients (both sexes, broad adult age range) receiving intravenous pembrolizumab monotherapy.

References

  1. Freshwater, T, et al., & Stone, JA (2017). Evaluation of dosing strategy for pembrolizumab for oncology indications. Journal for immunotherapy of cancer 5 43–None. DOI:10.1186/s40425-017-0242-5 PUBMED:https://pubmed.ncbi.nlm.nih.gov/28515943

  2. Lala, M, et al., & Jain, L (2020). A six-weekly dosing schedule for pembrolizumab in patients with cancer based on evaluation using modelling and simulation. European journal of cancer (Oxford, England : 1990) 131 68–75. DOI:10.1016/j.ejca.2020.02.016 PUBMED:https://pubmed.ncbi.nlm.nih.gov/32305010

  3. Baranda, JC, et al., & Hodi, FS (2024). Safety, pharmacokinetics, pharmacodynamics, and antitumor activity of SAR439459, a TGFβ inhibitor, as monotherapy and in combination with cemiplimab in patients with advanced solid tumors: Findings from a phase 1/1b study. Clinical and translational science 17(6) e13854–None. DOI:10.1111/cts.13854 PUBMED:https://pubmed.ncbi.nlm.nih.gov/38898592

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
Pharmacolibrary.Types.VolumeVdp (from PK_2C)VdpPerKg*weightVolume of distribution (m3)
Modelica.Units.SI.SpecificVolumeVdpPerKg (from PK_2C)0.9Volume of distribution peripheral(l/kg)
Pharmacolibrary.Types.Clearancek12 (from PK_2C)1intercompartmental C-P clearance
Pharmacolibrary.Types.Clearancek21 (from PK_2C)1intercompartmental P-C clearance

Connectors

TypeNameDefaultDescription
Types.ConcentrationOutputC_central (from PK_1C)
Interfaces.ConcentrationPort_bcentralCPort (from PK_1C)
Interfaces.ConcentrationPort_bperipheralCPort (from PK_2C)
Pharmacolibrary.Types.ConcentrationOutputC_peripheral1 (from PK_2C)

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
Pharmacolibrary.Pharmacokinetic.TransferFirstOrderNonSymtransfer (from PK_2C)
Pharmacolibrary.Pharmacokinetic.NoPerfusedTissueCompartmentperipheral (from PK_2C)

Revisions

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