ClinicalTrials.gov record
Recruiting Phase 1Phase 2 Interventional

ASCEND: Safety and Tolerability of ION337 for the Treatment of Dravet Syndrome

ClinicalTrials.gov ID: NCT07531745

Public ClinicalTrials.gov record NCT07531745. 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 May 19, 2026, 11:23 AM EDT

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

Official title

Phase 1-2, Open-Label, Single and Multiple Ascending Dose Study to Evaluate Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics of Intrathecally-Administered ION337 in Patients With Dravet Syndrome

Study identification

NCT ID
NCT07531745
Recruitment status
Recruiting
Study type
Interventional
Phase
Phase 1, Phase 2
Lead sponsor
Ionis Pharmaceuticals, Inc.
Industry
Enrollment
32 participants

Conditions and interventions

Interventions

  • ION337 Drug

Drug

Eligibility (public fields only)

Age range
2 Years 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 31, 2026
Primary completion
Nov 30, 2030
Completion
Nov 30, 2030
Last update posted
May 3, 2026

2026 – 2030

United States locations

U.S. sites
2
U.S. states
2
U.S. cities
2
Facility City State ZIP Site status
University of Michigan Health System Ann Arbor Michigan 48109 Recruiting
Le Bonheur Children's Hospital Memphis Tennessee 38103 Recruiting

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

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT07531745, 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 May 3, 2026 · Synced May 19, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT07531745 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →