CI

At a glance

ClinicalIndex Comparison Record
Phase 3Completed· 254 enrolled / 254 target
Drug / intervention
Ebselen +1 moredrug
Likely dose
400 mgfrom record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT04677972
NCT04677972Phase 3CompletedOn Track (5.4/mo)Completion was 33mo ago

A Phase 3, Randomized, Double-Blind, Placebo-Controlled, Multi-Center Study to Evaluate the Safety and Efficacy of SPI-1005 in Meniere's Disease and Open Label Extension Study to Evaluate the Chronic Safety of SPI-1005

Sound Pharmaceuticals, Incorporated·interventional·Posted Dec 21, 2020·Updated Jun 26, 2026

In Brief

A Phase 3 clinical trial evaluating Ebselen and Placebo for Meniere Disease and Ménière. Completed, enrolled 254 participants across 12 sites.

Detailed Summary

The study is a randomized, double-blind, placebo-controlled, multi-center clinical trial (RCT) with open-label extension study (OLE), of SPI-1005 in adult subjects with definite Meniere's disease with active symptoms within three months preceding study enrollment.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
CountriesUnited States
Collaborators--

Timeline

Phase 3CompletedFinished
202120222023202420252026
First PostedDec 21, 2020
Enrollment StartAug 2, 2022
Primary CompletionSep 19, 2023
Study CompletionJul 25, 2024
TodayJul 2, 2026
Enrollment to primary: 1.1 yearsPosted 5.5 years ago

Arms & Interventions

SPI-1005 400 mg BIDexperimental

Oral administration of SPI-1005 400 mg BID for 28 days, with 84-day followup

Drug: Ebselen
Placeboplacebo_comparator

Oral administration of matching placebo BID for 28 days, with 84-day followup

Drug: Placebo

Interventions

Ebselendrug

Glutathione peroxidase mimetic

Placebodrug

Matching placebo containing excipients