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Active, not recruiting Phase 1 Interventional

Honeycomb: Evaluation of Radiprodil in Children with GRIN-related Disorder

ClinicalTrials.gov ID: NCT05818943

Public ClinicalTrials.gov record NCT05818943. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Sep 5, 2026, 12:31 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Multicenter Study to Assess the Safety, Tolerability, Pharmacokinetics, and Effect on Seizures and Behavioral Symptoms of Multiple Individually Titrated Doses of Radiprodil in Children with GRIN-related Disorder

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

Study RAD-GRIN-101 is a phase 1B trial to assess safety, tolerability, PK, and potential efficacy of radiprodil for the treatment of GRIN-related disorder in children with a Gain-of-Function (GoF) genetic variant. The study is open-label, so all participants will be treated with radiprodil. Subjects' participation in the study is expected to last up to six months in Part A. After the end of part A, all participants who are still eligible can choose to continue to receive radiprodil as part of an open-label long-term treatment period (Part B).

Study identification

NCT ID
NCT05818943
Recruitment status
Active, not recruiting
Study type
Interventional
Phase
Phase 1
Lead sponsor
GRIN Therapeutics, Inc.
Industry
Enrollment
24 participants

Conditions and interventions

Interventions

Drug

Eligibility (public fields only)

Age range
6 Months to 12 Years
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Mar 6, 2023
Primary completion
Oct 31, 2026
Completion
Oct 31, 2026
Last update posted
Nov 14, 2024

2023 – 2026

United States locations

U.S. sites
2
U.S. states
2
U.S. cities
2
Facility City State ZIP Site status
Mid-Atlantic Epilepsy and Sleep Center Bethesda Maryland 20817
Columbia University Irving Medical Center, Dept of Neurology New York New York 10032

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 13 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT05818943, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Nov 14, 2024 · Synced Sep 5, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT05818943 live on ClinicalTrials.gov.

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