modelPyridoxalPhosphate

Diagram of PyridoxalPhosphate

Extends from Pharmacolibrary.Drugs.ATC.A.A11HA06.

Information

name:PyridoxalPhosphate
ATC code:A11HA06
route:
compartments:1
dosage:1mg
volume of distribution:1L
clearance:0
other parameters in model implementation

Pyridoxal phosphate (PLP) is the active form of vitamin B6, functioning as a coenzyme in many enzymatic reactions including amino acid, glucose, and lipid metabolism. It is primarily used as a dietary supplement in cases of vitamin B6 deficiency and for certain rare metabolic disorders. Pyridoxal phosphate is not widely used as a drug itself but is essential in human metabolism. It is not approved as a therapeutic drug for most indications but is available as a supplement.

Pharmacokinetics

No published pharmacokinetic (PK) studies reporting model parameters (such as clearance, volume of distribution, etc.) for pyridoxal phosphate in humans were found in the scientific literature as of June 2024.

References

  1. Kasama, R, et al., & Pitone, JM (1996). Vitamin B6 and hemodialysis: the impact of high-flux/high-efficiency dialysis and review of the literature. American journal of kidney diseases : the official journal of the National Kidney Foundation 27(5) 680–686. DOI:10.1016/s0272-6386(96)90103-1 PUBMED:https://pubmed.ncbi.nlm.nih.gov/8629628

  2. Gill, SK, et al., & Koren, G (2011). Systemic bioavailability and pharmacokinetics of the doxylamine-pyridoxine delayed-release combination (Diclectin). Therapeutic drug monitoring 33(1) 115–119. DOI:10.1097/FTD.0b013e3181ff8bc5 PUBMED:https://pubmed.ncbi.nlm.nih.gov/21079545

  3. Driskell, JA, et al., & Moak, SW (1989). Plasma pyridoxal 5'-phosphate concentrations in obese and nonobese black women residing near Petersburg, VA. The American journal of clinical nutrition 50(1) 37–40. DOI:10.1093/ajcn/50.1.37 PUBMED:https://pubmed.ncbi.nlm.nih.gov/2750693

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

Connectors

TypeNameDefaultDescription
Types.ConcentrationOutputC_central (from PK_1C)
Interfaces.ConcentrationPort_bcentralCPort (from PK_1C)

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

Revisions

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