Unknown PHASE2 INTERVENTIONAL 2-arm NCT00555776

Effect of Gabapentin on Idiopathic Subjective Tinnitus

Phase 2 Effect of Gabapentin on Idiopathic Subjective Tinnitus

Sponsor: Islamic Azad University of Mashhad

Updated 6 times since 2017 Last updated: Jan 5, 2009 Started: Jan 31, 2007 Primary completion: Apr 30, 2008 Completion: Oct 31, 2008

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT00555776, this PHASE2 trial focuses on Subjective Tinnitus and remains ongoing. Sponsored by Islamic Azad University of Mashhad, it has been updated 6 times since 2007, reflecting limited change activity. This study adds to the evidence base for this therapeutic area through structured, versioned documentation.

Status Flow

Change History

6 versions recorded

Sep 2025 — Present [monthly]

Unknown PHASE2
Sep 2024 — Sep 2025 [monthly]

Unknown PHASE2
Jul 2024 — Sep 2024 [monthly]

Unknown PHASE2

Status: Unknown Status → Unknown
Jan 2021 — Jul 2024 [monthly]

Unknown Status PHASE2
Jun 2018 — Jan 2021 [monthly]

Unknown Status PHASE2

▶ Show 1 earlier version

Jan 2017 — Jun 2018 [monthly]

Unknown Status PHASE2

First recorded

Jan 2007

Trial started

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

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Islamic Azad University of Mashhad

Data source: Islamic Azad University of Mashhad

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

Study Locations

• Mashhad, Iran