Open label extension study for monitoring long-term safety in patients with Myoclonic Astatic Epilepsy (Doose-Syndrome) receiving Fenfluramine as add-on therapy

2024-518520-77-00 Therapeutic exploratory (Phase II) Authorised, recruiting

Start 24 Nov 2021 · Status Authorised, recruiting · 1 EU/EEA countries · 3 sites

Overview

Sponsor-declared trial summary

Phase Therapeutic exploratory (Phase II)
Status Authorised, recruiting
Participants planned 10
Countries 1
Sites 3

Myclonic-astatic epilepsy

The aim of this study is to monitor the individual long-term safety and efficacy of low dose Fenfluramine (minimum 0.2 mg/kg/day BID up to a maximum of 0.8 mg/kg/day BID, max 30.0 mg/day) as add-on therapy. At the discretion of the investigator, an individual, if necessary repeated, gradual adaptation of the dose to th…

Key facts

Sponsor
Universitaetsklinikum Schleswig-Holstein AöR, Universitaetsklinikum Schleswig-Holstein AöR
Participant type
Pediatric, Patients
Age range
0-17 years
Gender
Male and Female
Therapeutic area
Diseases [C] - Nervous System Diseases [C10]
Trial duration
24 Nov 2021 → ongoing
Decision date (initial)
2024-10-24
Transition trial
Yes
Low-intervention
No
Rare-disease indication
Yes
Vulnerable population
No
Funding sources
UCB Biopharma SRL, Belgium

External identifiers

EU CT number
2024-518520-77-00
EudraCT number
2020-002238-34

Trial design

CTIS Part I — objectives, methods, condition coding

Main objective

Scope: Therapy

The aim of this study is to monitor the individual long-term safety and efficacy of low dose Fenfluramine (minimum 0.2 mg/kg/day BID up to a maximum of 0.8 mg/kg/day BID, max 30.0 mg/day) as add-on therapy. At the discretion of the investigator, an individual, if necessary repeated, gradual adaptation of the dose to the respective situation of the seizures is possible in this extension study.

Conditions and MedDRA coding

Myclonic-astatic epilepsy

VersionLevelCodeTermSystem organ class
21.1 LLT 10081183 Myoclonic-astatic epilepsy 10010331

Eligibility criteria

Principal inclusion / exclusion criteria as submitted by sponsor

Inclusion criteria 6

  1. Subjects is currently enrolled in FFA-MAE-study
  2. Subject and parents/caregiver have been informed of the nature of the study and written informed consent has been obtained from the patient and the legally responsible parents/caregiver
  3. Subject is between 1 (12 months) and 17 years
  4. In the medical opinion of the Investigator, subject must be a candidate for continued treatment for an extended period of time with Fenfluramine (i.e. subject has demonstrated a clinically meaningful benefit with Fenfluramine in the prior trial (FFA-MAE), and benefits of continued treatment outweigh potential risks)
  5. Clinically meaningful benefit is defined as follows: at least 50% reduction of total number of seizures (sum of GTKA, TS, AS, AB, MS) compared to baseline in FFA-MAE-study
  6. Subjects receives >= 1 AED in addition to Fenfluramine

Exclusion criteria 5

  1. Subject has a known hypersensitivity to Fenfluramine hydrochloride or other components in the study formulation
  2. Weight loss of 10 percent or more compared to visit 2 (first intake of IMP) of the FFA-MAE study
  3. Certain drugs, as listed in the prohibited food & medication section in the protocol
  4. Intake of any investigational medicinal product (IMP) other than Fenfluramine
  5. Any cardiovascular abnormality

Endpoints

Primary and secondary outcome measures (English text)

Primary endpoints 2

  1. Efficacy Endpoint. Change of individual (per subject) number and frequency of countable seizures compared to the baseline visit of the previous FFA-MAE study (before onset of Fenfluramine treatment)
  2. Safety: (Serious) Adverse Events; Laboratory measurements; Vital signs; Physical examination; 12-lead electrocardiogram (ECGs); Doppler echocardiogram (ECHOs); Body weight

Investigational products

Investigational medicinal products (IMPs), comparators, placebo, auxiliary

Test 1

Fintepla 2.2 mg/ml oral solution

PRD8612210 · Product

Active substance
Fenfluramine Hydrochloride
Pharmaceutical form
ORAL SOLUTION
Route of administration
ORAL
Max daily dose
0.8 mg/kg milligram(s)/kilogram
Max total dose
17520 mg/kg milligram(s)/kilogram
Max treatment duration
60 Month(s)
Authorisation status
Authorised
ATC code
N03AX26 — -
Marketing authorisation
EU/1/20/1491/004
MA holder
UCB PHARMA S.A.
MA country
EU
Paediatric formulation
No
Orphan designation
Yes
Orphan designation number
EU/3/13/1219
Modified vs. Marketing Authorisation
Yes
Modification description
An additional label has been added to the secondary packaging

Sponsors and contacts

Sponsor organisations, regulatory contacts, third parties

Universitaetsklinikum Schleswig-Holstein AöR

Sponsor organisation
Universitaetsklinikum Schleswig-Holstein AöR
Address
Arnold-Heller-Strasse 3, Brunswik Brunswik
City
Kiel
Postcode
24105
Country
Germany

Scientific contact point

Organisation
Universitaetsklinikum Schleswig-Holstein AöR
Contact name
Department of Children's and Adolescence Medicine II

Public contact point

Organisation
Universitaetsklinikum Schleswig-Holstein AöR
Contact name
Department of Children's and Adolescence Medicine II

Universitaetsklinikum Schleswig-Holstein AöR

Sponsor organisation
Universitaetsklinikum Schleswig-Holstein AöR
Address
Arnold-Heller-Strasse 3, Brunswik Brunswik
City
Kiel
Postcode
24105
Country
Germany

Scientific contact point

Organisation
Universitaetsklinikum Schleswig-Holstein AöR
Contact name
Department of Children and Adolescent Medicine II

Public contact point

Organisation
Universitaetsklinikum Schleswig-Holstein AöR
Contact name
Department of Children and Adolescent Medicine II

Sponsor responsibilities

Article 77 compliance
Universitaetsklinikum Schleswig-Holstein AöR
Contact point sponsor
Universitaetsklinikum Schleswig-Holstein AöR
Article 77 implementation
Universitaetsklinikum Schleswig-Holstein AöR

Locations

1 EU/EEA country · 3 investigational sites

By country

CountryMS statusPlanned subjectsSites
Germany Authorised, recruiting 10 3
Rest of world 0

Investigational sites

Germany

3 sites · Authorised, recruiting
Schoen Klinik Vogtareuth SE & Co. KG
Department of Neuropaediatrics and Neurological Rehabilitation, Krankenhausstrasse 20, 83569, Vogtareuth
Universitaetsklinikum Schleswig-Holstein AöR
Department of Children and adolesce, Arnold-Heller-Strasse 3, Brunswik, Kiel
Krankenhaus Mara gGmbH
Department for Epilepsy, Maraweg 21, 33617, Bielefeld

Country notifications

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

Country Trial startTrial end Recruitment startRecruitment end Early termination
Germany 2021-11-24

Results and documents

Annex IV summary of results, Annex V layperson summary, and all documents registered in CTIS for this trial

Documents 10 files

Public protocol annexes, IB summaries, regulatory submissions and post-authorisation documents registered in CTIS.

TypeTitleVersion
Protocol (for publication) D1_2024-518520-77-00_Protocol_P 2.1
Protocol (for publication) D2_Protocol_2024-518520-77-00_Note 1
Recruitment arrangements (for publication) K1_Recruitment_arrangements_2024-518520-77-00 1
Recruitment arrangements (for publication) K2_Recruitment material description 2024-518520-77-00 1
Recruitment arrangements (for publication) Placeholder_Transition 1
Subject information and informed consent form - Extract (for publication) L2_Other Subject info Material 2024-518520-77-00 1
Subject information and informed consent form (for publication) L1_2024-518520-77-00_SIS_ICF_children_7_11_P 1.1
Subject information and informed consent form (for publication) L1_2024-518520-77-00_SIS_ICF_children_8_17_P 1.2
Subject information and informed consent form (for publication) L1_2024-518520-77-00_SIS_ICF_parents_P 3.0
Synopsis of the protocol (for publication) D1_Protocol_synopsis_2024-518520-77-00 2

Application history

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

#TypeCodeSubmittedReference MSConclusionDecision date
1 INITIAL IN 2024-10-14 Germany Acceptable
2024-10-16
2024-10-24
2 SUBSTANTIAL MODIFICATION SM-3 2025-04-15 Germany Acceptable
2025-05-26
2025-06-02
3 SUBSTANTIAL MODIFICATION SM-4 2026-04-01 Germany Acceptable
2026-04-14
2026-04-14