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NCT01038167 · ClinicalTrials.gov registry record · Phase 1

A Study to Examine the Effects of Telaprevir on the Pharmacokinetics of Cyclosporine and Tacrolimus in Healthy Adults

A Phase 1 study of Hepatitis C, sponsored by Vertex Pharmaceuticals Incorporated.

Completed
Registry status
Phase 1
Development phase
20
Enrollment target
1
Study location

NCT01038167: Completed Phase 1 study of Hepatitis C, sponsored by Vertex Pharmaceuticals Incorporated.

NCT01038167 is a Phase 1 study of Hepatitis C that has completed, run by Vertex Pharmaceuticals Incorporated. The registered enrollment target is 20 participants, below the 1,890-participant average among 106 other Hepatitis C trials with a reported enrollment target (99% lower). The trial reports 1 study location across 1 state. According to ClinicalTrials.gov, the official US trial registry.

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The verdict

NCT01038167, a Phase 1 study of Hepatitis C, has completed, sponsored by Vertex Pharmaceuticals Incorporated.

COMPLETED
Registry status
Phase 1
Development phase
20 participants
Enrollment target
1
Study location

Study Summary

The purpose of this study is to evaluate the effect that telaprevir has on the pharmacokinetics of cyclosporine and tacrolimus. Pharmacokinetics means how the drug is absorbed into the bloodstream, distributed in the body and eliminated from the body.

Conditions Studied

Interventions

  • DRUG tacrolimus
  • DRUG cyclosporine
  • DRUG telaprevir

Study Locations (1)

Texas

  • - Dallas

Trial Details

FieldValue
Enrollment Target 20 participants
Start Date 2010-01
Est. Completion 2010-04
Phase Phase 1
Vertex Pharmaceuticals Incorporated

191 total trials

What the finished NCT01038167 record still lists

NCT01038167 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 20 participants, a relatively small participant target, below the 1,890-participant average among 106 other Hepatitis C trials with a reported enrollment target (99% lower).

The record links to 1 condition, with Hepatitis C appearing as the primary indexed condition, and to 3 interventions - of which tacrolimus is the first listed.

NCT01038167 reports a single indexed study location in Texas.

Frequently Asked Questions

What is clinical trial NCT01038167 about?

NCT01038167 is a clinical study titled "A Study to Examine the Effects of Telaprevir on the Pharmacokinetics of Cyclosporine and Tacrolimus in Healthy Adults". The purpose of this study is to evaluate the effect that telaprevir has on the pharmacokinetics of cyclosporine and tacrolimus. Pharmacokinetics means how the drug is absorbed into the bloodstream, distributed in the body and eliminated from the body.

What is the current status of trial NCT01038167?

This trial is currently completed. It is a Phase 1 study. The enrollment target is 20 participants. The study started on 2010-01. Estimated completion is 2010-04.

What conditions does trial NCT01038167 study?

This clinical trial studies the following conditions: Hepatitis C.

What interventions are being tested in trial NCT01038167?

The interventions under investigation include: tacrolimus (DRUG), cyclosporine (DRUG), telaprevir (DRUG).

Who is sponsoring clinical trial NCT01038167?

This trial is sponsored by Vertex Pharmaceuticals Incorporated, which has 191 total clinical trials registered on ClinicalTrials.gov.

Where is trial NCT01038167 being conducted?

This trial has 1 study location across Texas. Contact the study sites directly through ClinicalTrials.gov for enrollment availability.

Similar trials for Hepatitis C

Matched on the same primary condition, ranked to surface studies in the same phase first, then by recruiting status, no relevance scoring or editorial curation.

Where NCT01038167's enrollment target sits among peer trials

20 94th of 106 higher than 9 of 106 other Hepatitis C trials

participants (enrollment target), bucketed by value

Each bar is a band; taller bars hold more other Hepatitis C 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

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Source: ClinicalTrials.gov NCT01038167, the US trial registry maintained by the National Library of Medicine. NCT01038167 (small enrollment · single site footprint · completed) retrieved and formatted by PlainTrial, see methodology.