Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.

NCT00931281 · ClinicalTrials.gov registry record · Phase 1

Study in Healthy Adults to Evaluate Pharmacokinetics, Safety and Tolerability of ABT-450 With Ritonavir

A Phase 1 study, sponsored by Abbott.

Completed
Registry status
Phase 1
Development phase
38
Enrollment target

NCT00931281: Completed Phase 1 study, sponsored by Abbott.

NCT00931281 is a Phase 1 study that has completed, run by Abbott. The registered enrollment target is 38 participants, below the 60-participant average among 29,502 other Phase 1 trials with a reported enrollment target (37% lower). According to ClinicalTrials.gov, the official US trial registry.

View on ClinicalTrials.gov ↗

View your shortlist →

The verdict

NCT00931281, a Phase 1 study, has completed, sponsored by Abbott.

COMPLETED
Registry status
Phase 1
Development phase
38 participants
Enrollment target

Study Summary

The purpose of this study is to evaluate the pharmacokinetics, safety and tolerability of multiple doses of an experimental hepatitis C virus (HCV) protease inhibitor with ritonavir in healthy volunteers.

Interventions

  • DRUG ritonavir
  • DRUG ABT-450
  • DRUG Placebo for ritonavir
  • DRUG Placebo for ABT-450

Trial Details

FieldValue
Enrollment Target 38 participants
Start Date 2009-06
Phase Phase 1
Abbott

181 total trials

What the finished NCT00931281 record still lists

NCT00931281 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 38 participants, a relatively small participant target, below the 60-participant average among 29,502 other Phase 1 trials with a reported enrollment target (37% lower).

The record links to 0 conditions, and to 4 interventions - of which ritonavir is the first listed.

NCT00931281 does not publish any study locations in the registry export this page uses.

Frequently Asked Questions

What is clinical trial NCT00931281 about?

NCT00931281 is a clinical study titled "Study in Healthy Adults to Evaluate Pharmacokinetics, Safety and Tolerability of ABT-450 With Ritonavir". The purpose of this study is to evaluate the pharmacokinetics, safety and tolerability of multiple doses of an experimental hepatitis C virus (HCV) protease inhibitor with ritonavir in healthy volunteers.

What is the current status of trial NCT00931281?

This trial is currently completed. It is a Phase 1 study. The enrollment target is 38 participants. The study started on 2009-06.

What interventions are being tested in trial NCT00931281?

The interventions under investigation include: ritonavir (DRUG), ABT-450 (DRUG), Placebo for ritonavir (DRUG), Placebo for ABT-450 (DRUG).

Who is sponsoring clinical trial NCT00931281?

This trial is sponsored by Abbott, which has 181 total clinical trials registered on ClinicalTrials.gov.

How this trial's enrollment target compares

Where NCT00931281's enrollment target sits among peer trials

38 1197th of 2000 higher than 797 of 2,000 other Phase 1 trials

participants (enrollment target), bucketed by value

Each bar is a band; taller bars hold more other Phase 1 trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source ClinicalTrials.gov registry export · 2026-08-08

Nationwide trials with similar profiles

Cross-condition peers matched on enrollment target and registry start date, not the same-condition list above.

Similar enrollment target

  • NCT01684904 · 38 participants · NA

    Proton Therapy for Esophageal Cancer

  • NCT03310879 · 38 participants · Phase 2

    Study of the CDK4/6 Inhibitor Abemaciclib in Solid Tumors Harboring Genetic Alterations in Genes Encoding D-Type Cyclins or Amplification of CDK4 or CDK6

  • NCT03896269 · 38 participants · Phase 1

    CPX-351 in Treating Patients With Relapsed or Refractory High Risk Myelodysplastic Syndrome or Chronic Myelomonocytic Leukemia

  • NCT04085315 · 38 participants · Phase 1

    Alisertib in Combination With Osimertinib in Metastatic EGFR-mutant Lung Cancer

Similar registry start date

  • NCT05988463 · started 2027-01-01 · Phase 1

    Dose-Escalation Study of Artesunate Patients With IPF

  • NCT07219706 · started 2026-12-10 · NA

    Dietary Fiber and Time Restricted Eating

  • NCT02831335 · started 2026-12-01

    Technical Development of Multi-Parametric Renocerebral MRI

  • NCT05962346 · started 2026-12 · NA

    Fetal Endoscopic Tracheal Occlusion for Congenital Diaphragmatic Hernia

Source: ClinicalTrials.gov NCT00931281, the US trial registry maintained by the National Library of Medicine. NCT00931281 (small enrollment · none site footprint · completed) retrieved and formatted by PlainTrial, see methodology.