modelCyclophosphamide

Diagram of Cyclophosphamide

Extends from Pharmacolibrary.Drugs.ATC.L.L01AA01.

Information

name:Cyclophosphamide
ATC code:L01AA01
route:intravenous
compartments:2
dosage:750mg
volume of distribution:41.2L
clearance:4.2L/h
other parameters in model implementation

Cyclophosphamide is an alkylating agent used primarily in the treatment of various cancers (such as lymphomas, leukemias, breast cancer, and ovarian cancer) and as an immunosuppressive agent for autoimmune disorders. It is approved and widely used in clinical practice today.

Pharmacokinetics

Population pharmacokinetics of cyclophosphamide in adult cancer patients (both male and female, age range 20-75 years) following intravenous administration.

References

  1. Ismael, G, et al., & Jackisch, C (2012). Subcutaneous versus intravenous administration of (neo)adjuvant trastuzumab in patients with HER2-positive, clinical stage I-III breast cancer (HannaH study): a phase 3, open-label, multicentre, randomised trial. The Lancet. Oncology 13(9) 869–878. DOI:10.1016/S1470-2045(12)70329-7 PUBMED:https://pubmed.ncbi.nlm.nih.gov/22884505

  2. McCune, JS, et al., & Park, JR (2009). Population pharmacokinetics of cyclophosphamide and metabolites in children with neuroblastoma: a report from the Children's Oncology Group. Journal of clinical pharmacology 49(1) 88–102. DOI:10.1177/0091270008325928 PUBMED:https://pubmed.ncbi.nlm.nih.gov/18927240

  3. Batey, MA, et al., & Boddy, AV (2002). Population pharmacokinetics of adjuvant cyclophosphamide, methotrexate and 5-fluorouracil (CMF). European journal of cancer (Oxford, England : 1990) 38(8) 1081–1089. DOI:10.1016/s0959-8049(02)00024-2 PUBMED:https://pubmed.ncbi.nlm.nih.gov/12008196

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)