Unknown PHASE2/PHASE3 INTERVENTIONAL 2-arm NCT01729767

Efficacy of Antiviral Medications in Controlling Vertigo Attacks of Patients With Meniere's Disease

Assessment of Acyclovir Efficacy Versus Placebo in Controlling Vertigo Attacks of Patients With Meniere's Disease Visited in Amiralam Hospital

Sponsor: Tehran University of Medical Sciences

Conditions Meniere's Disease

Interventions Acyclovir Placebo

Updated 7 times since 2017 Last updated: Nov 19, 2012 Started: Aug 31, 2011 Primary completion: Dec 31, 2012

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

This PHASE2/PHASE3 trial investigates Meniere's Disease and is currently ongoing. Tehran University of Medical Sciences leads this study, which shows 7 recorded versions since 2011 — indicating limited longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.

Status Flow

Change History

7 versions recorded

Sep 2025 — Present [monthly]

Unknown PHASE2/PHASE3
Sep 2024 — Sep 2025 [monthly]

Unknown PHASE2/PHASE3
Jul 2024 — Sep 2024 [monthly]

Unknown PHASE2/PHASE3

Status: Unknown Status → Unknown · Phase: PHASE2_PHASE3 → PHASE2/PHASE3
Jan 2021 — Jul 2024 [monthly]

Unknown Status PHASE2_PHASE3
Jun 2018 — Jan 2021 [monthly]

Unknown Status PHASE2_PHASE3

▶ Show 2 earlier versions

Feb 2017 — Jun 2018 [monthly]

Unknown Status PHASE2_PHASE3
Jan 2017 — Feb 2017 [monthly]

Unknown Status PHASE2_PHASE3

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:

Tehran University of Medical Sciences

Data source: Tehran University of Medical Sciences

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

Study Locations

• Tehran, Iran