deltatrials
Unknown PHASE4 INTERVENTIONAL 2-arm NCT01529255

EFFORT Extension Study (EFFORT-Ex)

A 3-year, Open-label, Multi-center Extension Trial of Telbivudine Therapy for Patients Previously Treated in EFFORT Clinical Trial

Sponsor: Major Science and Technology Special Project of China Eleventh Five-year

Updated 6 times since 2017 Last updated: Jun 17, 2014 Started: Aug 31, 2011 Primary completion: Aug 31, 2015 Completion: Dec 31, 2015
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT01529255, this PHASE4 trial focuses on Hepatitis B, Chronic and remains ongoing. Sponsored by Major Science and Technology Special Project of China Eleventh Five-year, it has been updated 6 times since 2011, reflecting limited change activity. This study is part of the global effort to build evidence for infectious disease interventions.

Status Flow

~Jan 2017 – ~Jun 2018 · 17 months · monthly snapshotUnknown Status~Jun 2018 – ~Jan 2021 · 31 months · monthly snapshotUnknown Status~Jan 2021 – ~Jul 2023 · 30 months · monthly snapshotUnknown Status~Jul 2023 – ~Jul 2024 · 12 months · monthly snapshotUnknown Status~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotUnknown~Sep 2024 – present · 22 months · monthly snapshotUnknown

Change History

6 versions recorded
  1. Sep 2024 — Present [monthly]

    Unknown PHASE4

  2. Jul 2024 — Sep 2024 [monthly]

    Unknown PHASE4

    Status: Unknown StatusUnknown

  3. Jul 2023 — Jul 2024 [monthly]

    Unknown Status PHASE4

  4. Jan 2021 — Jul 2023 [monthly]

    Unknown Status PHASE4

  5. Jun 2018 — Jan 2021 [monthly]

    Unknown Status PHASE4

Show 1 earlier version
  1. Jan 2017 — Jun 2018 [monthly]

    Unknown Status PHASE4

    First recorded

Aug 2011

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Major Science and Technology Special Project of China Eleventh Five-year
  • Nanfang Hospital, Southern Medical University
  • Novartis
Data source: Nanfang Hospital, Southern Medical University

For direct contact, visit the study record on ClinicalTrials.gov .