A Phase 1/2a Study to Evaluate the Safety, Tolerability, Pharmacokinetics and Pharmacodynamics of Intrathecally Administered ION717 in Patients with Prion Disease

2023-503355-98-00 Protocol ION717-CS2 Phase I and Phase II (Integrated) - First administration to humans Ongoing, recruitment ended

Start 24 Jan 2024 · Status Ongoing, recruitment ended · 4 EU/EEA countries · 4 sites · Protocol ION717-CS2

Overview

Sponsor-declared trial summary

Phase Phase I and Phase II (Integrated) - First administration to humans
Status Ongoing, recruitment ended
Participants planned 36
Countries 4
Sites 4

Prion diseases

Key facts

Sponsor
Ionis Pharmaceuticals Inc.
Participant type
Patients
Age range
18-64 years, 65+ years
Gender
Male and Female
Therapeutic area
Diseases [C] - Nervous System Diseases [C10]
Trial duration
24 Jan 2024 → ongoing
Decision date (initial)
2024-04-15
Transition trial
No
Low-intervention
No
Rare-disease indication
Yes
Vulnerable population
Yes

External identifiers

EU CT number
2023-503355-98-00
WHO UTN
U1111-1289-3291

Trial design

CTIS Part I — objectives, methods, condition coding

Conditions and MedDRA coding

Prion diseases

VersionLevelCodeTermSystem organ class
20.0 PT 10070343 Prion agent test positive 100000004848

Sponsors and contacts

Sponsor organisations, regulatory contacts, third parties

Ionis Pharmaceuticals Inc.

Sponsor organisation
Ionis Pharmaceuticals Inc.
Address
2855 Gazelle Court
City
Carlsbad
Postcode
92010-6670
Country
United States

Scientific contact point

Organisation
Ionis Pharmaceuticals Inc.
Contact name
Global Regulatory Affairs

Public contact point

Organisation
Ionis Pharmaceuticals Inc.
Contact name
Global Regulatory Affairs

Locations

4 EU/EEA countries · 4 investigational sites

By country

CountryMS statusPlanned subjectsSites
France Ongoing, recruitment ended 2 1
Germany Ongoing, recruitment ended 2 1
Italy Ongoing, recruitment ended 2 1
Spain Ongoing, recruitment ended 2 1
Rest of world
Canada, United States, Australia, Israel, United Kingdom, Japan
28

Investigational sites

France

1 site · Ongoing, recruitment ended
Assistance Publique Hopitaux De Paris
Neurology, Num Voie 47 A 83, 47 Boulevard De L Hopital, Paris

Germany

1 site · Ongoing, recruitment ended
Universitaetsmedizin Goettingen
Neurology, Robert-Koch-Strasse 40, Weende, Goettingen

Italy

1 site · Ongoing, recruitment ended
IRCCS Foundation Istituto Neurologico Carlo Besta
Department of Neuroimmunology and Neuromuscular Diseases, Neurologia IV, Via Giovanni Celoria 11, 20133, Milan

Spain

1 site · Ongoing, recruitment ended
Hospital Clinic De Barcelona
Neurology, Calle Villarroel 170, 08036, Barcelona

Country notifications

Trial-start, recruitment-start, end and early-termination notifications submitted per Member State

Country Trial startTrial end Recruitment startRecruitment end Early termination
France 2024-07-11 2024-10-14 2024-10-21
Germany 2024-01-30 2024-02-07 2024-12-05
Italy 2024-07-25 2024-09-24 2024-10-28
Spain 2024-01-24 2024-02-13 2024-12-02

Application history

7 submissions — initial application plus substantial / non-substantial modifications

#TypeCodeSubmittedReference MSConclusionDecision date
1 INITIAL IN 2023-06-21 Italy Acceptable
2023-10-16
2023-10-19
2 NON SUBSTANTIAL MODIFICATION NSM-1 2023-11-24 Italy Acceptable
2023-10-16
2023-11-24
3 SUBSEQUENT ADDITION OF MSC APP-3 2024-01-18 Acceptable
2023-10-16
2024-04-15
4 NON SUBSTANTIAL MODIFICATION NSM-2 2024-04-26 Italy Acceptable
2023-10-16
2024-04-26
5 SUBSTANTIAL MODIFICATION SM-1 2024-07-12 Italy Acceptable
2024-09-30
2024-09-30
6 SUBSTANTIAL MODIFICATION SM-3 2025-06-09 Italy Acceptable
2025-09-15
2025-09-15
7 SUBSTANTIAL MODIFICATION SM-4 2025-12-19 Italy Acceptable
2026-04-14
2026-04-14