A randomized controlled study to assess the efficacy of topical Sinecathechins used as adjuvant therapy to topical ablative trichloroacetic acid in the Treatment of anal High grade squamous intraepithelial lesion.

2024-519782-21-00 Protocol SINECHSIL Therapeutic use (Phase IV) Ongoing, recruiting

Start 18 Sep 2025 · Status Ongoing, recruiting · 1 EU/EEA countries · 1 sites · Protocol SINECHSIL

Overview

Sponsor-declared trial summary

Phase Therapeutic use (Phase IV)
Status Ongoing, recruiting
Participants planned 150
Countries 1
Sites 1

Anal high-grade squamous intraepithelial lesions (HSIL).

To describe the proportion of patients free of HSIL at 48 weeks of treatment, defined as a complete or partial response (regression from HSIL to normal or LSIL, respectively) and free of recurrence, with topical Sinecatechins 10% ointment used as adjuvant therapy to ablative treatment, compared with ablative treatment …

Key facts

Sponsor
Fundacio Hospital Universitari Vall D’Hebron Institut De Recerca
Participant type
Patients
Age range
18-64 years, 65+ years
Gender
Male and Female
Therapeutic area
Diseases [C] - Digestive System Diseases [C06]
Trial duration
18 Sep 2025 → ongoing
Decision date (initial)
2025-03-24
Transition trial
No
Low-intervention
No
Rare-disease indication
No
Vulnerable population
No
Funding sources
Fundació La Marató TV3

Trial design

CTIS Part I — objectives, methods, condition coding

Main objective

Scope: Efficacy

To describe the proportion of patients free of HSIL at 48 weeks of treatment, defined as a complete or partial response (regression from HSIL to normal or LSIL, respectively) and free of recurrence, with topical Sinecatechins 10% ointment used as adjuvant therapy to ablative treatment, compared with ablative treatment alone.

Conditions and MedDRA coding

Anal high-grade squamous intraepithelial lesions (HSIL).

Eligibility criteria

Principal inclusion / exclusion criteria as submitted by sponsor

Inclusion criteria 6

  1. Adults ≥ 18 years of age.
  2. HIV-1 infected individuals
  3. Individuals with biopsy-proven anal HSIL within 6 months prior to the study.
  4. Voluntary signature of the informed consent.
  5. Be able to understand and comply with protocol requirements, instructions, and restrictions.
  6. Be likely to complete the study as planned.

Exclusion criteria 4

  1. Any disease or condition of the patient that, in the opinion of the investigator, is not suitable for participation in the study.
  2. Individuals who have received prior anal HSIL treatment in the last 3 months.
  3. Individuals with two or more recurrences of anal HSIL in the last 2 years.
  4. Individuals unable to understand the study protocol or any other condition that in the opinion of the investigator may compromise compliance with the protocol.

Endpoints

Primary and secondary outcome measures (English text)

Primary endpoints 1

  1. Cumulative proportion of patients free of HSIL at 48 weeks post-treatment (with an allowed deviation of 8 weeks).

Investigational products

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

Test 1

Camellia Sinensis (Green Tea) Leaf Extract

SCP21419871 · ATC

Active substance
Camellia Sinensis (Green Tea) Leaf Extract
Substance synonyms
GREEN TEA, GREEN TEA EXTRACT
Route of administration
CUTANEOUS USE
Max daily dose
0.75 mg milligram(s)
Max total dose
163 mg milligram(s)
Max treatment duration
3 Week(s)
Authorisation status
Authorised
ATC code
D06BB12 — SINECATECHINS
Marketing authorisation
-
Paediatric formulation
No
Orphan designation
No
Modified vs. Marketing Authorisation
No

Sponsors and contacts

Sponsor organisations, regulatory contacts, third parties

Fundacio Hospital Universitari Vall D’Hebron Institut De Recerca

Sponsor organisation
Fundacio Hospital Universitari Vall D’Hebron Institut De Recerca
Address
Passeig De La Vall D'Hebron 119-129
City
Barcelona
Postcode
08035
Country
Spain

Scientific contact point

Organisation
Fundacio Hospital Universitari Vall D’Hebron Institut De Recerca
Contact name
Dr. Joaquin Burgos

Public contact point

Organisation
Fundacio Hospital Universitari Vall D’Hebron Institut De Recerca
Contact name
Dr. Joaquin Burgos

Locations

1 EU/EEA country · 1 investigational sites

By country

CountryMS statusPlanned subjectsSites
Spain Ongoing, recruiting 150 1
Rest of world 0

Investigational sites

Spain

1 site · Ongoing, recruiting
Hospital Universitari Vall D Hebron
Infectious diseases, Passeig De La Vall D'Hebron 119-129, 08035, 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
Spain 2025-09-18 2025-10-16

Results and documents

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

Documents 18 files

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

TypeTitleVersion
Protocol (for publication) D1_Protocol EU CT EU-CT2024-519782-21-00 1
Protocol (for publication) D1_Protocol_SM1_EU-CT_2024-519782-21-00_cc 2
Protocol (for publication) D1_Protocol_SM1_EU-CT_2024-519782-21-00_clean 2
Protocol (for publication) D4_Cuestionario de Adherencia 1
Protocol (for publication) D4_Cuestionario de Calidad de vida 1
Protocol (for publication) D4_Cuestionario de Satisfaccion 1
Recruitment arrangements (for publication) K1_Recruitment arrangements 1
Subject information and informed consent form (for publication) L1_HIP_SINECHSIL_V1_27FEB2025_cc 1
Subject information and informed consent form (for publication) L1_HIP_SINECHSIL_V1_27FEB2025_clean 1
Subject information and informed consent form (for publication) L1_SIS and ICF_17FEB2025_clean 1
Subject information and informed consent form (for publication) L1_SIS and ICF_ESP 1
Subject information and informed consent form (for publication) L1_SIS and ICF_ESP_17FEB2025_cc 1
Subject information and informed consent form (for publication) L1_SIS and ICF_Spanish_EU-CT_2024-519782-21-00_clean 2
Subject information and informed consent form (for publication) L1_SIS and ICF_Spanish_EU-CT_2024-519782-21-00_SM1_cc 2
Summary of Product Characteristics (SmPC) (for publication) E2_SmPC_Veregen 1
Synopsis of the protocol (for publication) D1_Protocol synopsis EU CT 2024-519782-21-00 1
Synopsis of the protocol (for publication) D1_Protocol synopsis_Spanish_SM1_EU-CT_2024-519782-21-00_cc 2
Synopsis of the protocol (for publication) D1_Protocol synopsis_Spanish_SM1_EU-CT_2024-519782-21-00_clean 2

Application history

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

#TypeCodeSubmittedReference MSConclusionDecision date
1 INITIAL IN 2024-12-12 Spain Acceptable
2025-02-25
2025-03-24
2 SUBSTANTIAL MODIFICATION SM-1 2025-07-07 Spain Acceptable
2025-08-19
2025-08-21