Clinical trial • Phase III • Rare Disease|Dermatology|Oncology

PATIDEGIB HYDROCHLORIDE ISOPROPANOLATE for Gorlin syndrome|Basal cell carcinoma

Phase III trial of PATIDEGIB HYDROCHLORIDE ISOPROPANOLATE for Gorlin syndrome|Basal cell carcinoma.

Overview

Trial Therapeutic Area
Rare Disease|Dermatology|Oncology
Trial Disease
Gorlin syndrome|Basal cell carcinoma
Trial Stage
Phase III
Drug Modality
Small molecule

Key dates

Initial CTIS Submission Date
05-12-2023
First CTIS Authorization Date
11-04-2024

Trial design

Randomised, vehicle gel (placebo), applied twice daily to the face (vehicle-controlled arm). Phase III trial across 12 sites in Poland, Netherlands, Germany and others.

Randomised
Yes
Comparator
Vehicle Gel (placebo), applied twice daily to the face (vehicle-controlled arm).
Target Sample Size
96
Trial Duration For Participant
395

Eligibility

Recruits 96 Vulnerable population is selected in the CTIS record. Informed consent is obtained using Subject Information Sheets and Informed Consent Forms (SIS and ICF) (multiple ICF documents present including 'L1 SIS and ICF' and 'Pregnant Partner' forms). A pre-ICF telephone data consent procedure is documented. Patient-facing documents and ICF materials are available in multiple languages..

Vulnerable Population
Vulnerable population is selected in the CTIS record. Informed consent is obtained using Subject Information Sheets and Informed Consent Forms (SIS and ICF) (multiple ICF documents present including 'L1 SIS and ICF' and 'Pregnant Partner' forms). A pre-ICF telephone data consent procedure is documented. Patient-facing documents and ICF materials are available in multiple languages.

Inclusion criteria

  • {"criterion_text":"- The subject must be at least 18 years old at the Screening Visit\n- The subject must be confirmed to have a PTCH1 mutation\n- The subject must have at least 10 BCCs on the face at Randomization (Baseline/Day 1)\n- The subject must be willing to abstain from application of any non-study topical medication (prescription or over the counter) to their facial skin for the duration of the trial, except as prescribed by the investigator"}

Exclusion criteria

  • {"criterion_text":"- The subject has used topical treatment to the face or systemic therapies that might interfere with the evaluation of the study Investigational Product (IP)\n- The subject is known to have hypersensitivity to any of the ingredients in the IP formulation\n- The subject has uncontrolled systemic disease\n- The subject has been treated for invasive cancer within the past 5 years excluding chronic lymphocytic leukemia Stage 0 and non-melanoma skin cancer, Stage I cervical cancer, or ductal carcinoma in situ of the breast\n- Previous Hedgehog inhibitor therapy was considered to have failed for reasons other than unfavorable side effect(s)"}

Endpoints

Primary endpoints

  • {"endpoint_text":"- Number of new BCCs at Month 12 in the 2 arms (Patidegib Gel 2% and vehicle) when applied twice daily to the face of subjects with Gorlin syndrome as assessed by the CPRB","definition_or_measurement_approach":"Count of new basal cell carcinomas at Month 12 comparing Patidegib Gel 2% vs vehicle; assessment performed by the Central Photo Review Board (CPRB)."}

Secondary endpoints

  • {"endpoint_text":"- Number of New Surgically Eligible BCCs (nSEBs) at Month 12 in the 2 arms (Patidegib Gel 2% and vehicle) when applied twice daily to the face of subjects with Gorlin syndrome\n- Change from Baseline to Month 12 in Advanced Basal Cell Carcinoma Index (aBCCdex) lesion symptoms scale score\n- Change from Baseline to Month 12 in confirmed BCCs lesion diameter\n- Proportion of Surgically Eligible BCCs (SEBs) and nSEBs assessed as resolved by Month 12\n- Proportion of SEBs and nSEBs per subject that have regressed by Month 12\n- Proportion of subjects developing ≥2 facial new BCCs at Month 12\n- Change in total number of confirmed BCCs from Baseline to Month 12\n- Change from Baseline to Month 12 in the Skin Cancer Index quality of life questionnaire score\n- Adverse events (AEs), including serious adverse events (SAEs) occurring at any time during the study\n- Investigator Dermal Safety and Local Tolerability Assessments score at any time during the study\n- Change from Baseline to Month 12 in Patient Global Impression in disease Severity (PGI-S)\n- Change in Patient Global Impression of Change in clinical status (PGI C) at Month 12\n- Number of new BCCs at Month 12 in the 2 arms (Patidegib Gel 2% and vehicle) when applied twice daily to the face of subjects with Gorlin syndrome\n- Number of nSEBs at Month 12 in the 2 arms (Patidegib Gel 2% and vehicle) when applied twice daily to the face of subjects with Gorlin syndrome\n- Time to first new BCC\n- Skin pain and peak pruritus scores as reported by the subject on a numeric rating scale","definition_or_measurement_approach":"Endpoints assessed by lesion counts at Month 12, investigator assessments (Investigator Dermal Safety and Local Tolerability), central photo review (for lesion counts), patient-reported outcome scales (aBCCdex, Skin Cancer Index, PGI-S, PGI-C), time-to-event analysis for first new BCC, and standard AE/SAE reporting throughout study."}

Recruitment

Digital Remote Recruitment
Yes
Planned Sample Size
96
Recruitment Window Months
22
Consent Approach
Informed consent obtained from participants (subjects must be ≥18 years). Subject Information Sheets and Informed Consent Forms (L1 SIS and ICF and related documents) are provided; pre-ICF telephone data consent is documented. Patient-facing materials and ICFs are available in multiple languages (English, French, Spanish, Italian, Dutch, Polish, German as indicated by document translations). There is a 'Pregnant Partner' ICF variant documented.

Methods

  • K1/K2 recruitment documents present (titles include 'K1_ Recruitment arrangements' and 'K2_ Recruitment material_Study Referral Letter') indicating site referral and clinician/GP referral materials.
  • GP/primary care recruitment channel: 'K2_Recruitment material_GP Letter' document present (study referral via GPs/clinicians).
  • Site-based recruitment via participating dermatology clinics (trial sites listed in each country).

Geography

Total Number Of Sites
12
Total Number Of Participants
60

Poland

Earliest CTIS Part Ii Submission Date
29-03-2024
Latest Decision Or Authorization Date
30-07-2024
Processing Time Days
123
Number Of Sites
1
Number Of Participants
10

Sites

Site Name
Dermoklinika-Centrum Medyczne s.c. M. Kierstan J. Narbutt A. Lesiak
Principal Investigator Name
Aleksandra Lesiak
Principal Investigator Email
lesiak_ola@interia.pl
Contact Person Name
Aleksandra Lesiak
Contact Person Email
lesiak_ola@interia.pl

Netherlands

Earliest CTIS Part Ii Submission Date
15-03-2024
Latest Decision Or Authorization Date
10-04-2025
Processing Time Days
391
Number Of Sites
1
Number Of Participants
10

Sites

Site Name
University Hospital Maastricht
Department Name
Dermatology
Principal Investigator Name
Klara Mosterd
Principal Investigator Email
K.mosterd@mumc.nl
Contact Person Name
Klara Mosterd
Contact Person Email
K.mosterd@mumc.nl

Germany

Earliest CTIS Part Ii Submission Date
15-03-2024
Latest Decision Or Authorization Date
06-08-2025
Processing Time Days
509
Number Of Sites
3
Number Of Participants
10

Sites

Site Name
Deutsches Rotes Kreuz Gemeinnuetzige Krankenhaus Sachsen GmbH
Department Name
Clinic of Dermatology
Principal Investigator Name
Martin Kaatz
Principal Investigator Email
kaatz.martin@drk-khs.de
Contact Person Name
Martin Kaatz
Contact Person Email
kaatz.martin@drk-khs.de
Site Name
Charite Universitaetsmedizin Berlin KöR
Department Name
Dept. of Dermatology, Venerology and Allergology
Principal Investigator Name
Thomas Eigentler
Principal Investigator Email
thomas.eigentler@charite.de
Contact Person Name
Thomas Eigentler
Contact Person Email
thomas.eigentler@charite.de
Site Name
Klinikum der Universitaet Muenchen AöR
Department Name
Department of Dermatology
Principal Investigator Name
Lucie Heinzerling
Principal Investigator Email
Lucie.Heinzerling@med.uni-muenchen.de
Contact Person Name
Lucie Heinzerling

France

Earliest CTIS Part Ii Submission Date
04-04-2024
Latest Decision Or Authorization Date
12-03-2026
Processing Time Days
707
Number Of Sites
3
Number Of Participants
10

Sites

Site Name
Hopital Avicenne
Department Name
Dermatology
Principal Investigator Name
Eve Maubec
Principal Investigator Email
eve.maubec@aphp.fr
Contact Person Name
Eve Maubec
Contact Person Email
eve.maubec@aphp.fr
Site Name
Hospices Civils De Lyon
Department Name
Dermatology
Principal Investigator Name
Stéphane DALLE
Principal Investigator Email
stephane.dalle@chu-lyon.fr
Contact Person Name
Stéphane DALLE
Contact Person Email
stephane.dalle@chu-lyon.fr
Site Name
Hospital Hotel Dieu
Department Name
Oncodermatology
Principal Investigator Name
Gaëlle Quereux
Principal Investigator Email
gaelle.quereux@chu-nantes.fr
Contact Person Name
Gaëlle Quereux
Contact Person Email
gaelle.quereux@chu-nantes.fr

Italy

Earliest CTIS Part Ii Submission Date
14-02-2024
Latest Decision Or Authorization Date
12-03-2026
Processing Time Days
757
Number Of Sites
3
Number Of Participants
10

Sites

Site Name
Azienda Socio Sanitaria Territoriale Degli Spedali Civili Di Brescia
Department Name
Dermatology
Principal Investigator Name
Piergiacomo Calzavara Pinton
Principal Investigator Email
piergiacomo.calzavarapinton@unibs.it
Contact Person Name
Piergiacomo Calzavara Pinton
Site Name
Fondazione Policlinico Universitario Agostino Gemelli IRCCS
Department Name
Dermatology
Principal Investigator Name
Ketty Peris
Principal Investigator Email
ketty.peris@unicatt.it
Contact Person Name
Ketty Peris
Contact Person Email
ketty.peris@unicatt.it
Site Name
Azienda Ospedaliero-Universitaria Maggiore Della Carita
Department Name
Dermatology
Principal Investigator Name
Paola Savoia
Principal Investigator Email
paola.savoia@maggioreosp.novara.it
Contact Person Name
Paola Savoia

Spain

Earliest CTIS Part Ii Submission Date
19-03-2024
Latest Decision Or Authorization Date
12-03-2026
Processing Time Days
723
Number Of Sites
3
Number Of Participants
10

Sites

Site Name
Hospital Universitario 12 De Octubre
Department Name
Dermatology
Principal Investigator Name
Pablo Luis Ortiz Romero
Principal Investigator Email
pablo.ortiz@salud.madrid.org
Contact Person Name
Pablo Luis Ortiz Romero
Contact Person Email
pablo.ortiz@salud.madrid.org
Site Name
Hospital Clinic De Barcelona
Department Name
Dermatology
Principal Investigator Name
Susana Puig Sarda
Principal Investigator Email
spuig@clinic.cat
Contact Person Name
Susana Puig Sarda
Contact Person Email
spuig@clinic.cat
Site Name
Hospital De La Santa Creu I Sant Pau
Department Name
Dermatology
Principal Investigator Name
Veronica Ruiz Salas
Principal Investigator Email
vruizs@santpau.cat
Contact Person Name
Veronica Ruiz Salas
Contact Person Email
vruizs@santpau.cat

Sponsor

Primary sponsor

Full Name
Sol-Gel Technologies Ltd.
Organisation Type
Pharmaceutical company
Country Of Registered Address
Israel

Contract research organisations

Name
Premier Research Group Limited
Responsibilities
codes: 1,10,11,12,13,2,3,5,6,8
Name
Medidata Solutions Inc.
Responsibilities
codes: 7
Name
Acm Global Central Laboratory Limited
Responsibilities
codes: 4

Third parties

  • {"country":"United States","full_name":"Meeting Protocol Worldwide LP","duties_or_roles":"Patient travel reimbursement","organisation_type":"Pharmaceutical company"}
  • {"country":"United States","full_name":"Canfield Scientific Inc.","duties_or_roles":"Central photography reader","organisation_type":"Pharmaceutical company"}
  • {"country":"United States","full_name":"Medidata Solutions Inc.","duties_or_roles":"","organisation_type":"Non-Pharmaceutical company"}
  • {"country":"France","full_name":"Banook Services","duties_or_roles":"Central ECG reader","organisation_type":"Hospital/Clinic/Other health care facility"}
  • {"country":"United Kingdom","full_name":"Acm Global Central Laboratory Limited","duties_or_roles":"","organisation_type":"Laboratory/Research/Testing facility"}
  • {"country":"Netherlands","full_name":"Xerimis B.V.","duties_or_roles":"","organisation_type":"Pharmaceutical company"}
  • {"country":"United Kingdom","full_name":"Premier Research Group Limited","duties_or_roles":"","organisation_type":"Pharmaceutical company"}

Investigational products

Investigational Product Name
Patidegib Gel
Active Substance
PATIDEGIB HYDROCHLORIDE ISOPROPANOLATE
Modality
Small molecule
Routes Of Administration
Topical (facial application)
Route
Topical (face)
Starting Dose
Patidegib Gel 2% applied twice daily to the face
Frequency
Twice daily
Maximum Dose
1 g per day
Investigational Product Name
Vehicle Gel
Modality
Other
Routes Of Administration
Topical (facial application)
Route
Topical (face)
Frequency
Twice daily