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

NCT00984620 · ClinicalTrials.gov registry record · Phase 2

Short Term Treatment With BI 201335, Peginterferon-alpha 2a and Ribavirin in Hepatitis c Virus Genotype-1 Treatment-naïve Patients (SILEN-C3)

A Phase 2 study, sponsored by Boehringer Ingelheim.

Completed
Registry status
Phase 2
Development phase
160
Enrollment target

NCT00984620: Completed Phase 2 study, sponsored by Boehringer Ingelheim.

NCT00984620 is a Phase 2 study that has completed, run by Boehringer Ingelheim. The registered enrollment target is 160 participants, above the 133-participant average among 30,622 other Phase 2 trials with a reported enrollment target (20% higher). According to ClinicalTrials.gov, the official US trial registry.

View on ClinicalTrials.gov ↗

View your shortlist →

The verdict

NCT00984620, a Phase 2 study, has completed, sponsored by Boehringer Ingelheim.

COMPLETED
Registry status
Phase 2
Development phase
160 participants
Enrollment target

Study Summary

To compare the antiviral efficacy and safety of a 12-week with a 24-week treatment of BI 201335 at a dose of 120 mg once daily, with a 24-week background of pegylated interferon-alpha 2a (PegIFN) plus ribavirin (RBV), in treatment-naïve patients infected with hepatitis C virus (HCV) genotype 1

Primary Outcome

Virological response at Week 28: The patients who reached plasma hepatitis C virus ribonucleic acid (HCV RNA) level below the lower limit of detection (BLD) at Week 28.

Interventions

  • DRUG Ribavirin (RBV)
  • DRUG BI 201335
  • DRUG Pegylated Interferon-alpha (IFN)

Trial Details

FieldValue
Enrollment Target 160 participants
Start Date 2009-09
Phase Phase 2
Boehringer Ingelheim

515 total trials

What the finished NCT00984620 record still lists

NCT00984620 is an interventional study that assigns participants to a tested intervention. The registered 160 participants enrollment target is mid-sized for trials with a published cap, above the 133-participant average among 30,622 other Phase 2 trials with a reported enrollment target (20% higher).

The record links to 0 conditions, and to 3 interventions - of which Ribavirin (RBV) is the first listed.

NCT00984620 does not publish any study locations in the registry export this page uses.

Frequently Asked Questions

What is clinical trial NCT00984620 about?

NCT00984620 is a clinical study titled "Short Term Treatment With BI 201335, Peginterferon-alpha 2a and Ribavirin in Hepatitis c Virus Genotype-1 Treatment-naïve Patients (SILEN-C3)". To compare the antiviral efficacy and safety of a 12-week with a 24-week treatment of BI 201335 at a dose of 120 mg once daily, with a 24-week background of pegylated interferon-alpha 2a (PegIFN) plus ribavirin (RBV), in treatment-naïve patients infected with hepatitis C virus (HCV) genotype 1

What is the current status of trial NCT00984620?

This trial is currently completed. It is a Phase 2 study. The enrollment target is 160 participants. The study started on 2009-09.

What interventions are being tested in trial NCT00984620?

The interventions under investigation include: Ribavirin (RBV) (DRUG), BI 201335 (DRUG), Pegylated Interferon-alpha (IFN) (DRUG).

Who is sponsoring clinical trial NCT00984620?

This trial is sponsored by Boehringer Ingelheim, which has 515 total clinical trials registered on ClinicalTrials.gov.

How this trial's enrollment target compares

Where NCT00984620's enrollment target sits among peer trials

160 422nd of 2000 higher than 1,559 of 2,000 other Phase 2 trials

participants (enrollment target), bucketed by value

Each bar is a band; taller bars hold more other Phase 2 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

  • NCT00501826 · 160 participants · Phase 2

    Combination Chemotherapy and Nelarabine in Treating Patients With T-cell Acute Lymphoblastic Leukemia or Lymphoblastic Lymphoma

  • NCT00932139 · 160 participants · NA

    Effect of Electro-Acupuncture on Blood Pressure

  • NCT00992901 · 160 participants · Early Phase 1

    Role of Neural and Hormonal Regulation Factors on Insulin Secretion After Gastric Bypass Surgery

  • NCT01515527 · 160 participants · Phase 2

    Cladribine Plus Low Dose Cytarabine (LDAC) Alternating With Decitabine in Patients With Acute Myeloid Leukemia (AML) or High-Risk Myelodysplastic Syndrome (MDS)

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 NCT00984620, the US trial registry maintained by the National Library of Medicine. NCT00984620 (mid enrollment · none site footprint · completed) retrieved and formatted by PlainTrial, see methodology.