modelAcetylcysteine
Extends from Pharmacolibrary.Drugs.ATC.V.V03AB23.
Information
| name: | Acetylcysteine | |
| ATC code: | V03AB23 | route: | intravenous |
| compartments: | 2 | |
| dosage: | 600 | mg |
| volume of distribution: | 0.47 | L |
| clearance: | 0.11 | L/h/kg |
| other parameters in model implementation | ||
Acetylcysteine is a mucolytic agent and an antidote used primarily for the treatment of acetaminophen (paracetamol) overdose. It restores hepatic glutathione and protects against liver damage. It is also used to reduce the viscosity of pulmonary secretions in diseases such as chronic obstructive pulmonary disease (COPD) and cystic fibrosis. The drug is approved and in current clinical use, both as oral and intravenous formulations.
Pharmacokinetics
Pharmacokinetic parameters in healthy adult subjects following intravenous administration.
References
Forrest, JA, et al., & Prescott, LF (1982). Clinical pharmacokinetics of paracetamol. Clinical pharmacokinetics 7(2) 93–107. DOI:10.2165/00003088-198207020-00001 PUBMED:https://pubmed.ncbi.nlm.nih.gov/7039926
Anderson, SM, et al., & Patel, RV (2011). Intravenous N-acetylcysteine in the prevention of contrast media-induced nephropathy. The Annals of pharmacotherapy 45(1) 101–107. DOI:10.1345/aph.1P275 PUBMED:https://pubmed.ncbi.nlm.nih.gov/21205947
Fayed, MS, et al., & Coles, LD (2023). Population Pharmacokinetic Model of N-Acetylcysteine During Periods of Recurrent Hypoglycemia in Healthy Volunteers. Clinical pharmacology in drug development 12(12) 1234–1240. DOI:10.1002/cpdd.1338 PUBMED:https://pubmed.ncbi.nlm.nih.gov/37937383
Parameters
| Type | Name | Default | Description |
|---|---|---|---|
| Modelica.Units.SI.Mass | weight (from PK_1C) | 75 | patient weight (kg) |
| Modelica.Units.SI.SpecificVolume | VdPerKg (from PK_1C) | 0.9 | Volume of distribution (L/kg) |
| Modelica.Units.SI.MassFraction | F (from PK_1C) | 0.8 | bioavailiability (0-1) |
| Pharmacolibrary.Types.Clearance | Cl (from PK_1C) | 20 | clearance |
| Modelica.Units.SI.Time | adminTime (from PK_1C) | 60 | first administration time (s) |
| Modelica.Units.SI.Time | adminDuration (from PK_1C) | 600 | administration duration (s) |
| Modelica.Units.SI.Time | adminPeriod (from PK_1C) | 8*60*60 | period of administration (default 8 hours)(s) |
| Pharmacolibrary.Types.Mass | adminMass (from PK_1C) | 1000 | administration mass (mg) |
| Integer | adminCount (from PK_1C) | 8 | number of dose administered (1) |
| Pharmacolibrary.Types.Volume | Vd (from PK_1C) | VdPerKg*weight | Volume of distribution (m3) |
| Pharmacolibrary.Types.MassConcentration | Cmin (from PK_1C) | 0.004 | minimal therapeutic range |
| Pharmacolibrary.Types.MassConcentration | Cmax (from PK_1C) | 0.008 | minimal therapeutic range |
| Pharmacolibrary.Types.MassConcentration | Ctox_peak (from PK_1C) | 0.012 | toxicity peak level |
| Pharmacolibrary.Types.MassConcentration | Ctox_trough (from PK_1C) | 0.006 | toxicity trough level |
| Pharmacolibrary.Types.Volume | Vdp (from PK_2C) | VdpPerKg*weight | Volume of distribution (m3) |
| Modelica.Units.SI.SpecificVolume | VdpPerKg (from PK_2C) | 0.9 | Volume of distribution peripheral(l/kg) |
| Pharmacolibrary.Types.Clearance | k12 (from PK_2C) | 1 | intercompartmental C-P clearance |
| Pharmacolibrary.Types.Clearance | k21 (from PK_2C) | 1 | intercompartmental P-C clearance |
Connectors
| Type | Name | Default | Description |
|---|---|---|---|
| Types.ConcentrationOutput | C_central (from PK_1C) | ||
| Interfaces.ConcentrationPort_b | centralCPort (from PK_1C) | ||
| Interfaces.ConcentrationPort_b | peripheralCPort (from PK_2C) | ||
| Pharmacolibrary.Types.ConcentrationOutput | C_peripheral1 (from PK_2C) |
Components
| Type | Name | Default | Description |
|---|---|---|---|
| Pharmacokinetic.NoPerfusedTissueCompartment | central (from PK_1C) | ||
| Pharmacokinetic.ClearanceDrivenElimination | elim (from PK_1C) | ||
| Sources.PeriodicDose | periodicDose (from PK_1C) | ||
| Modelica.Units.SI.Time | t1_2 (from PK_1C) | elimination half-life | |
| Pharmacolibrary.Pharmacokinetic.TransferFirstOrderNonSym | transfer (from PK_2C) | ||
| Pharmacolibrary.Pharmacokinetic.NoPerfusedTissueCompartment | peripheral (from PK_2C) |
Revisions
- 06/2025 Tomas Kulhanek, generated model from data extracted from PUBMED, DrugBank and LLM(GPT4.1)