modelSulfanilamide

Diagram of Sulfanilamide

Extends from Pharmacolibrary.Drugs.ATC.J.J01EB06.

Information

name:Sulfanilamide
ATC code:J01EB06
route:oral
compartments:1
dosage:2000mg
volume of distribution:0.3L
clearance:60mL/min
other parameters in model implementation

Sulfanilamide is a synthetic sulfonamide antibacterial agent, historically significant as one of the first effective systemic antibiotics. It inhibits bacterial folic acid synthesis by blocking dihydropteroate synthase. Today, sulfanilamide is rarely used clinically due to toxicity and the availability of safer alternatives. Its modern use is mainly limited to topical formulations.

Pharmacokinetics

Estimated pharmacokinetic parameters for a healthy adult population based on available older sources and pharmacological class properties. No directly referenced clinical publication with full PK parameters is available for sulfanilamide.

References

  1. Dong, L, et al., & He, J (2023). Bioequivalence of Celecoxib Capsules in Chinese Healthy Volunteers. Clinical pharmacology in drug development 12(11) 1069–1075. DOI:10.1002/cpdd.1270 PUBMED:https://pubmed.ncbi.nlm.nih.gov/37246720

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.TransferRateka (from PK_1C_enteral)0.016666666666666666first order absorption rate
Modelica.Units.SI.TimeTlag (from PK_1C_enteral)600delay between oral administration and absorption (default 10min)

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)