modelR03AL06
Extends from Pharmacokinetic.Models.PK_2C.
Information
| name: | OlodaterolAndTiotropiumBromide | |
| ATC code: | R03AL06 | route: | inhalation |
| compartments: | 2 | |
| dosage: | 5 | mg |
| volume of distribution: | 1110 | L |
| clearance: | 880 | ml/min |
| other parameters in model implementation | ||
Olodaterol and tiotropium bromide is a fixed-dose combination inhalation therapy used as a long-acting bronchodilator for maintenance treatment of chronic obstructive pulmonary disease (COPD). Olodaterol is a long-acting beta2-adrenergic agonist (LABA), and tiotropium bromide is a long-acting muscarinic antagonist (LAMA). The combination is approved and widely prescribed for adults with COPD to improve lung function and reduce symptoms.
Pharmacokinetics
Pharmacokinetic parameters based on published healthy adult and COPD subject studies with fixed-dose inhalation of olodaterol/tiotropium bromide combination (equivalent to 5 mcg olodaterol and 5 mcg tiotropium bromide daily).
References
Wang, Z, et al., & Luo, Z (2020). Pharmacokinetics and safety of tiotropium+olodaterol 5 μg/5 μg fixed-dose combination in Chinese patients with COPD. Pulmonary pharmacology & therapeutics 63 101944–None. DOI:10.1016/j.pupt.2020.101944 PUBMED:https://pubmed.ncbi.nlm.nih.gov/32916296
Deeks, ED (2015). Olodaterol: a review of its use in chronic obstructive pulmonary disease. Drugs 75(6) 665–673. DOI:10.1007/s40265-015-0371-4 PUBMED:https://pubmed.ncbi.nlm.nih.gov/25773742
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)