Population pharmacokinetics in phase I drug development: a phase I study of PK1 in patients with solid tumours
1999

Study of PK1 Doxorubicin in Cancer Patients

Sample size: 33 publication Evidence: moderate

Author Information

Author(s): Thomson A H, Vasey P A, Murray L S, Cassidy J, Fraier D, Frigerio E, Twelves C

Primary Institution: Department of Medicine & Therapeutics, University of Glasgow

Hypothesis

The study aims to determine the pharmacokinetics of PK1-doxorubicin in patients with solid tumors.

Conclusion

The pharmacokinetics of PK1-doxorubicin were best described by a biexponential model, showing specific clearance and volume parameters.

Supporting Evidence

  • Doxorubicin pharmacokinetics were determined in 33 patients.
  • A population approach was used due to assay constraints.
  • Bound concentrations were best described by a biexponential model.
  • The final model included specific clearance and volume parameters.
  • Distribution and elimination half-lives were estimated.

Takeaway

Researchers gave a new drug to cancer patients and studied how it moves and works in their bodies.

Methodology

A population pharmacokinetic approach was used to analyze the drug's behavior in patients receiving various doses.

Limitations

Assay constraints limited data at lower doses, affecting conventional analysis.

Participant Demographics

Patients with solid tumors.

Digital Object Identifier (DOI)

10.1038/sj.bjc.6690657

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