Clinical trial • Phase III • Other

Benzydamine hydrochloride; 2,4 dichlorobenzyl alcohol for Acute pharyngitis

Phase III trial of Benzydamine hydrochloride; 2,4 dichlorobenzyl alcohol for Acute pharyngitis.

Overview

Trial Therapeutic Area
Other
Trial Disease
Acute pharyngitis
Trial Stage
Phase III
Drug Modality
Small molecule

Key dates

Initial CTIS Submission Date
10-10-2025
First CTIS Authorization Date
11-12-2025

Trial design

Randomised, active comparator: mebocaína anti-inflam, 1.2 mg + 3 mg, comprimidos para chupar (compressed lozenge, marketed product). placebo arm: "placebo to test and comparator" (placebo to test and comparator). test product: doriduo (lozenge, active substances: benzydamine hydrochloride and 2,4 dichlorobenzyl alcohol). specific dosing schedule not detailed in the ctis metadata.-controlled Phase III trial in Germany.

Randomised
Yes
Comparator
Active comparator: Mebocaína Anti-Inflam, 1.2 mg + 3 mg, comprimidos para chupar (compressed lozenge, marketed product). Placebo arm: "Placebo to Test and Comparator" (placebo to test and comparator). Test product: DoriDuo (lozenge, active substances: benzydamine hydrochloride and 2,4 dichlorobenzyl alcohol). Specific dosing schedule not detailed in the CTIS metadata.
Target Sample Size
810

Eligibility

Recruits 810 isVulnerablePopulationSelected: false. Legal incapacity and other circumstances rendering a subject unable to understand the nature, scope and possible impact of the trial are exclusion criteria ("Legal incapacity and/or other circumstances rendering the subject unable to understand the nature, scope and possible impact of the trial"). Signed informed consent is required from participants (adults only, inclusion criterion: "Age ≥ 18 years" and "Signed informed consent"). No assent/parental consent procedures are described; minors are excluded by the age criterion..

Pregnancy Exclusion
Pregnancy and lactation
Vulnerable Population
isVulnerablePopulationSelected: false. Legal incapacity and other circumstances rendering a subject unable to understand the nature, scope and possible impact of the trial are exclusion criteria ("Legal incapacity and/or other circumstances rendering the subject unable to understand the nature, scope and possible impact of the trial"). Signed informed consent is required from participants (adults only, inclusion criterion: "Age ≥ 18 years" and "Signed informed consent"). No assent/parental consent procedures are described; minors are excluded by the age criterion.

Inclusion criteria

  • {"criterion_text":"- Age ≥ 18 years"}
  • {"criterion_text":"- Signed informed consent"}
  • {"criterion_text":"- Clinically diagnosed acute pharyngitis (defined as TPA value ≥5 points)"}
  • {"criterion_text":"- Recent onset of symptoms (≤ 30 hours)"}
  • {"criterion_text":"- Throat soreness scale ≥7 score points (TSS)"}
  • {"criterion_text":"- Patients having a private internet-enabled electronic device (e.g. mobile phone, smartphone, tablet, PC) at that can be used for the entire duration of the clinical trial"}

Exclusion criteria

  • {"criterion_text":"- Patients with strong suspicion of streptococcus A infection (McIsaac Score ≥3 points)"}
  • {"criterion_text":"- Patients with any regular consumption of the use of cannabis. and / or any other drugs illegal in Germany (e.g. heroin) and / or alcohol abuse"}
  • {"criterion_text":"- Known phenylketonuria"}
  • {"criterion_text":"- Immunodeficiency disorders (e.g. organ transplantation, HIV infection)"}
  • {"criterion_text":"- Severe neurologic and/or psychiatric disorders (including acute depressive mood / acute episode of depression)"}
  • {"criterion_text":"- Malignant ENT disorders within the previous 5 years"}
  • {"criterion_text":"- Known hypersensitivity to any of the ingredients of the trial medication"}
  • {"criterion_text":"- Known hypersensitivity to salicylic acid or other NSAIDs (e.g. ibuprofen, diclofenac)"}
  • {"criterion_text":"- Women of child-bearing potential who do not use a highly effective method of contraception (i.e. Pearl Index ≤ 1)"}
  • {"criterion_text":"- Pregnancy and lactation"}
  • {"criterion_text":"- Participation in another clinical trial during the trial and within the previous 30 days prior to screening"}
  • {"criterion_text":"- Persons who are institutionalised by court order or regulatory action"}
  • {"criterion_text":"- Patients, who are members of the staff of the clinical trial site, staff of the sponsor or involved Clinical Research Organisation (CRO), the investigator him- / herself or close relatives of the investigator"}
  • {"criterion_text":"- Legal incapacity and/or other circumstances rendering the subject unable to understand the nature, scope and possible impact of the trial"}
  • {"criterion_text":"- Patients, who take part in the clinical trial at the same time and live in the same household."}
  • {"criterion_text":"- Purulent tonsillitis"}
  • {"criterion_text":"- Severe inflammations of the throat or throat pain that are accompanied by either high fever (≥ 38,5°C, oral (sublingual)), and / or nausea and/or vomiting"}
  • {"criterion_text":"- The use of systemic antibiotics / local antibiotics in the throat area within the previous 7 days prior to screening"}
  • {"criterion_text":"- The use of any systemic analgesics / local analgesics in the throat area (e.g. non-steroidal drugs, acetylsalicylic acid (> 100 mg), paracetamol) within the previous 6 hours prior to screening"}
  • {"criterion_text":"- The use of any systemic anti-inflammatory drug / local anti-inflammatory drug in the throat area (e.g. glucocorticoids) within the previous 2 weeks prior to screening"}
  • {"criterion_text":"- The use of local anaesthetics for treatment of sore throat within the previous 6 hours prior to screening"}
  • {"criterion_text":"- The use of any systemic or local (i.e. in the throat area) antihistamines started within 2 weeks prior to screening"}
  • {"criterion_text":"- Positive rapid streptococcus A test (rapid antigen detection test) to exclude the major bacterial pathogen responsible for sore throat"}

Endpoints

Primary endpoints

  • {"endpoint_text":"- Superiority of IMP 1 in comparison to IMP 3 (Placebo) and for non-inferiority of IMP 1 in comparison to IMP 2 (reference) and is defined as area Under Curve (AUC) of changes from Baseline in Throat Soreness Intensity Scale (TSS) over the time course of 2 hours after first application on Day 0","definition_or_measurement_approach":"Defined as area Under Curve (AUC) of changes from Baseline in Throat Soreness Intensity Scale (TSS) over the time course of 2 hours after first application on Day 0"}

Recruitment

Digital Remote Recruitment
Yes
Planned Sample Size
810
Recruitment Window Months
6
Consent Approach
Signed informed consent is required from participants (inclusion criterion: "Signed informed consent"); participants must be ≥18 years. Subject information and informed consent form documents are included in the CTIS documents (multiple versions of 'L1_SIS and ICF' and related patient-facing material and emergency contact card). A pregnancy-specific ICF document is present ('L1_SIS and ICF_pregnant ICF_redacted'). Languages of the consent documents are not specified in the metadata.

Methods

  • Landing page — document 'K1_Recruitement arrangement_Landing Page_Reich_35_Erfurt' (recruitment arrangement document listed; country: Germany)
  • Social Media — document 'K1_Recruitement arrangement_Social Media_Reich_35_Erfurt' (social media recruitment; country: Germany)
  • Flyer/Poster/Advertisement — documents 'K1_Recruitement arrangement_Flyer_Poster_Reich_35_Erfurt', 'K1_Recruitement arrangement_Advertisement_Reich_35_Erfurt', 'K1_Recruitement arrangement_Flyer' (printed materials for public recruitment; country: Germany)
  • Newsletter — document 'K1_Recruitment arrangement_Newsletter_Vismane_34_Berlin' (newsletter-based outreach; country: Germany)
  • Pre-Screening — document 'K1_Recruitement arrangement_Pre-Screening_Reich_35_Erfurt' (pre-screening procedures described; country: Germany)
  • Patient recruitment procedure / Posters / Flyers — general patient recruitment procedure documents 'K1_Recruitment Arrangements_patient recruitment procedure' and related flyers/posters (country: Germany)

Geography

Total Number Of Sites
30
Total Number Of Participants
810

Germany

Earliest CTIS Part Ii Submission Date
20-10-2025
Latest Decision Or Authorization Date
11-03-2026
Processing Time Days
142
Number Of Sites
30
Number Of Participants
810

Sites

Site Name
Medizentrum Essen Borbeck
Department Name
General Physician
Principal Investigator Name
Axel Schäfer
Principal Investigator Email
axel.schaefer@mzeb.de
Contact Person Name
Axel Schäfer
Contact Person Email
axel.schaefer@mzeb.de
Site Name
HNO Praxis Dr. Thieme
Department Name
Specialist in Ear, Nose and Throat medicine
Principal Investigator Name
Uta Thieme
Principal Investigator Email
praxis@hno-thieme.de
Contact Person Name
Uta Thieme
Contact Person Email
praxis@hno-thieme.de
Site Name
HNO-Praxis Alte Post
Department Name
HNO
Principal Investigator Name
Detlev Brehmer
Principal Investigator Email
info@hno-praxis-in-goettingen.de
Contact Person Name
Detlev Brehmer
Site Name
Analyze & Realize GmbH
Department Name
internal medicine
Principal Investigator Name
Olga Hassan
Principal Investigator Email
info@a-r.com
Contact Person Name
Olga Hassan
Contact Person Email
info@a-r.com
Site Name
medicoKIT GmbH
Department Name
General Physician
Principal Investigator Name
Thorsten Krause
Principal Investigator Email
buero@medicokit-goch.de
Contact Person Name
Thorsten Krause
Contact Person Email
buero@medicokit-goch.de
Site Name
Praxis Dr. Mürbeth
Department Name
General Physician
Principal Investigator Name
Raymund Mürbeth
Principal Investigator Email
info@muerbeth.de
Contact Person Name
Raymund Mürbeth
Contact Person Email
info@muerbeth.de
Site Name
Studienzentrum MOL, BAG Dres. E. Hippke & S. Runge
Department Name
Otolaryngologist, Allergist
Principal Investigator Name
Sonia Runge
Principal Investigator Email
mail@studienzentrum-mol.de
Contact Person Name
Sonia Runge
Contact Person Email
mail@studienzentrum-mol.de
Site Name
Studienpraxis Heimeranplatz
Department Name
General Physician
Principal Investigator Name
Tamara Eckermann
Principal Investigator Email
info@hausarzt-heimeranplatz.de
Contact Person Name
Tamara Eckermann
Contact Person Email
info@hausarzt-heimeranplatz.de
Site Name
SocraTec R&D Concepts in Drug Research and Development GmbH
Department Name
internal medicine
Principal Investigator Name
Victoria Reich
Principal Investigator Email
info-erfurt@socratec-pharma.de
Contact Person Name
Victoria Reich
Contact Person Email
info-erfurt@socratec-pharma.de
Site Name
Praxis Dr. med. Manuela Thinesse-Mallwitz
Department Name
General Physician
Principal Investigator Name
Manuela Thinesse-Mallwitz
Principal Investigator Email
info@praxis-thinesse-mallwitz.de
Contact Person Name
Manuela Thinesse-Mallwitz
Site Name
Praxis für Allgemeinmedizin
Department Name
General physician
Principal Investigator Name
Florian Bauer
Principal Investigator Email
arztpraxisdr.bauer@gmx.de
Contact Person Name
Florian Bauer
Contact Person Email
arztpraxisdr.bauer@gmx.de
Site Name
Studienzentrum Dresden, Praxisklinik am Altmarkt, HNO-Praxis
Department Name
Specialist in Ear, Nose and Throat medicine
Principal Investigator Name
Udo Schäfer
Principal Investigator Email
kontakt@hno-praxis-dresden.de
Contact Person Name
Udo Schäfer
Contact Person Email
kontakt@hno-praxis-dresden.de
Site Name
Ambenet GmbH Das Ambulante Behandlungsnetz
Department Name
General Physician
Principal Investigator Name
Hans-Detlev Stahl
Principal Investigator Email
studien@ambenet.de
Contact Person Name
Hans-Detlev Stahl
Contact Person Email
studien@ambenet.de
Site Name
Hausarztzentrum Butendorf
Department Name
General Physician
Principal Investigator Name
Stefan Schaub
Principal Investigator Email
info@hausarztzentrum.de
Contact Person Name
Stefan Schaub
Contact Person Email
info@hausarztzentrum.de
Site Name
ENT-Research GmbH
Department Name
HNO
Principal Investigator Name
Boris Müller-Laue
Principal Investigator Email
info@ent-research.de
Contact Person Name
Boris Müller-Laue
Contact Person Email
info@ent-research.de
Site Name
Praxis für Allgemeinmedizin
Department Name
General physician
Principal Investigator Name
Ulrich Jäck
Principal Investigator Email
info@dr-jaeck.de
Contact Person Name
Ulrich Jäck
Contact Person Email
info@dr-jaeck.de
Site Name
HNO research GmbH
Department Name
HNO
Principal Investigator Name
Marine Tusunian
Principal Investigator Email
info@hno-itzehoe.de
Contact Person Name
Marine Tusunian
Contact Person Email
info@hno-itzehoe.de
Site Name
HNO Praxis Dr. Schuldt
Department Name
HNO
Principal Investigator Name
Tobias Schuldt
Principal Investigator Email
info@hno-dr-schuldt.de
Contact Person Name
Tobias Schuldt
Contact Person Email
info@hno-dr-schuldt.de
Site Name
HNO prax
Department Name
Specialist in Ear, Nose and Throat medicine
Principal Investigator Name
Christiane Müller- Agbonlahor
Principal Investigator Email
hofaue@hnoprax.de
Contact Person Name
Christiane Müller- Agbonlahor
Contact Person Email
hofaue@hnoprax.de
Site Name
Medizinisches Versorgungszentrum Jung GbR
Department Name
General Physician
Principal Investigator Name
Thomas Jung
Principal Investigator Email
info@drs-jung.de
Contact Person Name
Thomas Jung
Contact Person Email
info@drs-jung.de
Site Name
BERUFSAUSÜBUNGSGEMEINSCHAFT DR.MED. JÖRG SCHULZE,DR.MED.MICHAEL SCHWERDTFEGER UND DR. ANDREI LEHMANN
Department Name
Specialist internal medicine
Principal Investigator Name
Jörg Schulze
Principal Investigator Email
joerg.schulze@arztpraxis-jerichow.de
Contact Person Name
Jörg Schulze
Site Name
Private Practice for General Medicine Reinhold Vormann
Department Name
General Medicine
Principal Investigator Name
Reinhold Vormann
Principal Investigator Email
praxis@r-vormann.de
Contact Person Name
Reinhold Vormann
Contact Person Email
praxis@r-vormann.de
Site Name
Zentrum für klinische Forschung
Department Name
General Physician
Principal Investigator Name
Bastian Kirsch
Contact Person Name
Bastian Kirsch
Site Name
Studienzentrum Dr. Lassmann,
Department Name
HNO
Principal Investigator Name
Sabine Laßmann
Principal Investigator Email
dr.lassmann@t-online.de
Contact Person Name
Sabine Laßmann
Contact Person Email
dr.lassmann@t-online.de
Site Name
Gemeinschaftspraxis Drs. Grosskopf
Department Name
General Physician
Principal Investigator Name
Josef Grosskopf
Principal Investigator Email
info@drs-grosskopf.de
Contact Person Name
Josef Grosskopf
Contact Person Email
info@drs-grosskopf.de
Site Name
MVZ im Altstadt-Carree Fulda GmbH
Department Name
General Physician
Principal Investigator Name
Jörg Simon
Principal Investigator Email
simon.fulda@t-online.de
Contact Person Name
Jörg Simon
Contact Person Email
simon.fulda@t-online.de
Site Name
Private Practice Dr. med. Christian Korte
Department Name
General Physician
Principal Investigator Name
Christian Korte
Principal Investigator Email
info@hno-landsberg.com
Contact Person Name
Christian Korte
Contact Person Email
info@hno-landsberg.com
Site Name
Praxis Dr. Joachim Weimer
Department Name
General Physician
Principal Investigator Name
Joachim Weimer
Principal Investigator Email
dr.joachimweimer@t-online.de
Contact Person Name
Joachim Weimer
Contact Person Email
dr.joachimweimer@t-online.de
Site Name
HNO Eidelstedt
Department Name
HNO
Principal Investigator Name
Thiemo Kurzweg
Principal Investigator Email
info@hno-eidelstedt.de
Contact Person Name
Thiemo Kurzweg
Contact Person Email
info@hno-eidelstedt.de
Site Name
Private Practice Dr. med. Annette Biedermann
Department Name
General Physician
Principal Investigator Name
Annette Biedermann
Principal Investigator Email
info@praxis-biedermann.de
Contact Person Name
Annette Biedermann
Contact Person Email
info@praxis-biedermann.de

Sponsor

Primary sponsor

Full Name
MEDICE Arzneimittel Puetter GmbH & Co. KG
Organisation Type
Pharmaceutical company
Country Of Registered Address
Germany

Contract research organisations

Name
Astrum CRO Germany GmbH
Responsibilities
codes: 1, 10, 11, 12, 2, 5, 6 (as listed in sponsor duties)

Third parties

  • {"country":"Germany","full_name":"AB Cube Germany GmbH","duties_or_roles":"code: 7","organisation_type":"Non-Pharmaceutical company"}
  • {"country":"Germany","full_name":"Astrum CRO Germany GmbH","duties_or_roles":"codes: 1, 10, 11, 12, 2, 5, 6","organisation_type":"Pharmaceutical company"}
  • {"country":"Germany","full_name":"Staburo GmbH","duties_or_roles":"code: 15 (Randomization)","organisation_type":"Non-Pharmaceutical company"}
  • {"country":"Spain","full_name":"Lozy's Pharmaceuticals S.L.","duties_or_roles":"code: 15 (IMP Manufacturer)","organisation_type":"Pharmaceutical company"}

Investigational products

Investigational Product Name
DoriDuo
Active Substance
Benzydamine hydrochloride; 2,4 dichlorobenzyl alcohol
Modality
Small molecule
Routes Of Administration
OROPHARYNGEAL USE
Route
OROPHARYNGEAL USE
Authorisation Status
prodAuthStatus: 1; euMpNumber: PRD12494753
Maximum Dose
maxDailyDoseAmount: 25.2 mg; maxTotalDoseAmount: 84 mg
Investigational Product Name
Mebocaína Anti-Inflam, 1.2 mg + 3 mg, comprimidos para chupar
Active Substance
Benzydamine hydrochloride; 2,4 dichlorobenzyl alcohol
Modality
Small molecule
Routes Of Administration
OROPHARYNGEAL USE
Route
OROPHARYNGEAL USE
Authorisation Status
prodAuthStatus: 2; marketingAuthNumber: 5407382; euMpNumber: PRD9177224
Starting Dose
1.2 mg + 3 mg per lozenge (as per product name)
Maximum Dose
maxDailyDoseAmount: 25.2 mg; maxTotalDoseAmount: 84 mg
Investigational Product Name
Placebo to Test and Comparator
Modality
Other
Routes Of Administration
OROPHARYNGEAL USE
Route
OROPHARYNGEAL USE
Maximum Dose
maxDailyDoseAmount: 25.2 mg; maxTotalDoseAmount: 84 mg
Combination Treatment
Yes

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