modelAtropine

Diagram of Atropine

Extends from Pharmacolibrary.Drugs.ATC.A.A03BA01.

Information

name:Atropine
ATC code:A03BA01
route:intravenous
compartments:2
dosage:0.6mg
volume of distribution:2.7L
clearance:1.05L/h/kg
other parameters in model implementation

Atropine is an antimuscarinic (anticholinergic) drug that blocks the actions of acetylcholine at muscarinic receptors. It is primarily used to treat bradycardia (slow heart rate), as a premedication for anesthesia to reduce salivation, to reverse cholinergic poisoning (from organophosphates or nerve agents), and to dilate pupils in ophthalmology. Atropine is widely approved and used today in various clinical settings.

Pharmacokinetics

Healthy adult volunteers (mixed sex), single intravenous administration.

References

  1. Ström, L, et al., & Ekstrand, C (2021). Topical ophthalmic atropine in horses, pharmacokinetics and effect on intestinal motility. BMC veterinary research 17(1) 149–None. DOI:10.1186/s12917-021-02847-4 PUBMED:https://pubmed.ncbi.nlm.nih.gov/33827566

  2. Sjödin, L, et al., & Al-Saffar, A (2011). Using pharmacokinetic modeling to determine the effect of drug and food on gastrointestinal transit in dogs. Journal of pharmacological and toxicological methods 64(1) 42–52. DOI:10.1016/j.vascn.2011.04.008 PUBMED:https://pubmed.ncbi.nlm.nih.gov/21596146

  3. Miyabe-Nishiwaki, T, et al., & Kanazawa, H (2013). Evaluation of the predictive performance of a pharmacokinetic model for propofol in Japanese macaques (Macaca fuscata fuscata). Journal of veterinary pharmacology and therapeutics 36(2) 169–173. DOI:10.1111/j.1365-2885.2012.01404.x PUBMED:https://pubmed.ncbi.nlm.nih.gov/22568878

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)