CI

At a glance

ClinicalIndex Comparison Record
Phase 2Completed· 15 enrolled
Drug / intervention
5-Hydroxytryptophan +3 moredrug
Likely dose
Ergoloid Mesylates 1 mgfrom record
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Search/NCT05030129
NCT05030129Phase 2Completed

An Exploratory Single Blind Study of Ergoloid Mesylates, 5-Hydroxytryptophan, and the Combination in Adult Males With Fragile X Syndrome

Elizabeth Berry-Kravis·interventional·Posted Sep 1, 2021·Updated Sep 19, 2024

In Brief

A Phase 2 clinical trial evaluating 5-Hydroxytryptophan, Ergoloid Mesylates, and 2 other interventions for Fragile X Syndrome. Completed, enrolled 15 participants across 1 site.

Detailed Summary

The purpose of this study is to assess the safety, tolerability and efficacy of Ergoloid mesylates (EM) and 5-hydroxytryptophan (5-HTP) and the combination (EM + 5-HTP) compared to placebo in males aged 18-45 years old with Fragile X Syndrome.

Study Details

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

Timeline

Phase 2CompletedFinished
20222023202420252026
First PostedSep 1, 2021
Enrollment StartOct 7, 2021
Primary CompletionJan 19, 2023
TodayJul 2, 2026
Enrollment to primary: 1.3 yearsPosted 4.8 years ago

Interventions

5-Hydroxytryptophandrug

5-HTP will be over-encapsulated in identical size 00 capsules. During the 5-HTP Treatment Period (Period 3) and 5-HTP/EM Treatment Period (Period 2), subjects will take 1 capsule of 5-HTP 3 times per day.

Ergoloid Mesylatesdrug

Ergoloid mesylates 1 mg will be mixed with methyl cellulose and placed in a size 00 capsule. During the EM Treatment Period (Period 1) and 5-HTP/EM Treatment Period (Period 2), subjects will take 1 capsule of EM 3 times per day.

Matching placebo for Ergoloid mesylatesdrug

Matching placebo for Ergoloid mesylates will be ascorbic acid powder in identical size 00 capsules. During the 5-HTP Treatment Period (Period 3) and Placebo Treatment Period (Period 4), subjects will take 1 capsule of matching placebo for EM 3 times per day.

Matching placebo for 5-Hydroxytryptophandrug

Matching placebo for 5-Hydroxytryptophan will be ascorbic acid powder in identical size 00 capsules. During the EM Treatment Period (Period 2) and Placebo Treatment Period (Period 4), subjects will take 1 capsule of matching placebo for 5-HTP 3 times per day.