Clinical trial • Phase III • Respiratory

CLARITHROMYCIN for Community-acquired pneumonia | Sepsis

Phase III trial of CLARITHROMYCIN for Community-acquired pneumonia | Sepsis.

Overview

Trial Therapeutic Area
Respiratory
Trial Disease
Community-acquired pneumonia | Sepsis
Trial Stage
Phase III
Drug Modality
Small molecule

Key dates

Initial CTIS Submission Date
05-10-2023
First CTIS Authorization Date
31-01-2024

Trial design

Randomised, placebo for clarithomycin film-coated tablets (500mg) as comparator arm; test arm: klaricid® 500 mg film-coated tablets (active substance: clarithromycin). product data: max daily dose 1000 mg, max treatment period 7 days.-controlled Phase III trial across 29 sites in Greece.

Randomised
Yes
Comparator
Placebo for Clarithomycin film-coated tablets (500mg) as comparator arm; test arm: KLARICID® 500 mg film-coated tablets (active substance: clarithromycin). Product data: max daily dose 1000 mg, max treatment period 7 days.
Biomarker Stratified
True, biomarker: suPAR (eligibility threshold suPAR ≥6 ng/ml)
Target Sample Size
330
Trial Duration For Participant
90

Eligibility

Recruits 330 Vulnerable population selected. "Written informed consent provided by the patient. For subjects without decision-making capacity, informed consent must be obtained from a legally designated representative following the national legislation".

Pregnancy Exclusion
Pregnancy or lactation. Women of child-bearing potential will be screened by a urine pregnancy test before inclusion in the study
Vulnerable Population
Vulnerable population selected. "Written informed consent provided by the patient. For subjects without decision-making capacity, informed consent must be obtained from a legally designated representative following the national legislation"

Inclusion criteria

  • {"criterion_text":"- Age equal to or above 18 years"}
  • {"criterion_text":"- Male or female gender"}
  • {"criterion_text":"- In case of women of reproductive age, willingness to use dual contraceptive method during the study period"}
  • {"criterion_text":"- Written informed consent provided by the patient. For subjects without decision-making capacity, informed consent must be obtained from a legally designated representative following the national legislation"}
  • {"criterion_text":"- Presence of at least two of the following signs: i) cough; ii) purulent sputum expectoration; iii) dyspnea; and/or iv) pleuritic chest pain"}
  • {"criterion_text":"- Community-acquired pneumonia (CAP)"}
  • {"criterion_text":"- PCT ≥0.25 ng/ml"}
  • {"criterion_text":"- suPAR ≥6 ng/ml"}

Exclusion criteria

  • {"criterion_text":"- Age below 18 years"}
  • {"criterion_text":"- Concomitant oral intake of astemizole, cizapride, doperidone, pimozide, terfenadine, midazolam, ranolazine, ergot alkaloids (e.g. ergotamine and dihydroergotamine), lomitapide and colchicine; patients may be enrolled in the trial if they stop these drugs during trial participation."}
  • {"criterion_text":"- Denial of written informed consent"}
  • {"criterion_text":"- Any stage IV malignancy"}
  • {"criterion_text":"- Any do not resuscitate decision"}
  • {"criterion_text":"- Patients necessitating non-invasive ventilation or mechanical ventilation"}
  • {"criterion_text":"- Hospitalization in Intensive Care Unit"}
  • {"criterion_text":"- Infection by SARS-CoV-2"}
  • {"criterion_text":"- Oral or IV intake of corticosteroids at a daily dose equal to or greater than 0.4 mg/kg prednisone for a period greater than the last 15 days"}
  • {"criterion_text":"- Intake of any macrolide for the current episode of CAP under study"}
  • {"criterion_text":"- Known infection by the human immunodeficiency virus"}
  • {"criterion_text":"- Any chronic anti-cytokine treatment for more than two months"}
  • {"criterion_text":"- QTc interval at rest in the ECG ≥500 msec or history of know long QT syndrome"}
  • {"criterion_text":"- Medical history of allergy to macrolides"}
  • {"criterion_text":"- Medical history of torsades de pointes arrhythmia"}
  • {"criterion_text":"- Concomitant intake of lovostatin or simvastatin; patients may be enrolled in the trial if they stop these drugs during trial participation."}
  • {"criterion_text":"- Concomitant presence of end-stage liver failure and end-stage renal failure."}
  • {"criterion_text":"- Severe hypokalemia or severe hypomagnesemia; a patient may be enrolled one any of these electrolyte disturbances are restored."}
  • {"criterion_text":"- Any contradictions for macrolide uptake"}
  • {"criterion_text":"- Participation in any other interventional trial"}
  • {"criterion_text":"- Pregnancy or lactation. Women of child-bearing potential will be screened by a urine pregnancy test before inclusion in the study"}

Endpoints

Primary endpoints

  • {"endpoint_text":"- This is defined on day 4 and it is a composite endpoint of three conditions. Only patients meeting ALL three conditions will be considered as succeeding the primary endpoint.","definition_or_measurement_approach":"Defined on day 4 as a composite of three specific conditions; only patients meeting all three conditions succeed the primary endpoint."}
  • {"endpoint_text":"- Condition A RSS i.e. the sum of scoring for the symptoms of cough, dyspnea, purulent sputum expectoration and pleuritic chest pain on visit 4 is decreased by at least 50% from the baseline score of day 1 without the development of any new symptom","definition_or_measurement_approach":"Respiratory Symptom Score (RSS): sum of scores for cough, dyspnea, purulent sputum expectoration and pleuritic chest pain on visit 4 decreased by ≥50% from baseline (day 1) with no new symptom."}
  • {"endpoint_text":"- Condition B SOFA score on visit 4 is decreased by at least 30% from the baseline SOFA score of day 1","definition_or_measurement_approach":"Change in SOFA score: SOFA at visit 4 decreased by ≥30% from baseline SOFA on day 1."}
  • {"endpoint_text":"- Condition C Combination of: (Plasma PCT on visit 4 has decreased by at least 80% from baseline PCT on screening or it is below 0.25 ng/ml) AND ([plasma IL-10 on visit 4 has decreased by at least 25% from IL-10 of visit 1 or it is below the lower limit of detection] or [the IL-8 to IL-10 ratio of day 4 has decreased less than 15% from the IL- 8 to IL-10 ratio of visit 1]).","definition_or_measurement_approach":"Laboratory biomarker criteria at visit 4: PCT decrease ≥80% from baseline or <0.25 ng/ml AND (IL-10 decrease ≥25% from visit 1 or below LOD OR IL-8/IL-10 ratio on day 4 decreased less than 15% from visit 1)."}
  • {"endpoint_text":"- It is explicitly stated that patients dying prior to day 4 are considered failing the primary endpoint.","definition_or_measurement_approach":"Patients who die prior to day 4 are counted as failing the primary endpoint."}

Secondary endpoints

  • {"endpoint_text":"- Development of new organ dysfunctions until day 28","definition_or_measurement_approach":"Occurrence of new organ dysfunctions up to day 28."}
  • {"endpoint_text":"- Progression into sepsis","definition_or_measurement_approach":"Development/progression to sepsis (as defined in study procedures)."}
  • {"endpoint_text":"- Clinical success at the TOC visit; this is also analyzed separately for patients infected or colonized by clarithromycin-susceptible and clarithromycin-resistant S.pneumoniae","definition_or_measurement_approach":"Clinical success at test-of-cure (TOC) visit; subgroup analysis by clarithromycin susceptibility of S. pneumoniae."}
  • {"endpoint_text":"- Need for up-escalation of the SoC administered antibiotics. This is considered as the change of the baseline administered SoC antibiotics into more broad-spectrum antibiotics.","definition_or_measurement_approach":"Need for escalation defined as change from baseline standard-of-care antibiotics to broader-spectrum antibiotics."}
  • {"endpoint_text":"- Alive hospital discharge until day 28","definition_or_measurement_approach":"Discharge alive from hospital by day 28."}
  • {"endpoint_text":"- Achievement of more than 50% decrease of baseline SOFA score at EOT visit","definition_or_measurement_approach":"SOFA score at end of treatment (EOT) decreased by >50% compared with baseline (day 1)."}
  • {"endpoint_text":"- Score of improvement of CAP-associated immune dysregulation (see sections of Laboratory procedures) at the EOT visit","definition_or_measurement_approach":"Score assessing improvement of CAP-associated immune dysregulation measured at EOT per laboratory procedures."}
  • {"endpoint_text":"- Change of cytokine production by PBMCs: IL -6, IL-8, IL-10, TNFα on day 4 from visit 1.","definition_or_measurement_approach":"Change in cytokine production by PBMCs (IL-6, IL-8, IL-10, TNFα) on day 4 versus day 1."}
  • {"endpoint_text":"- Association of 28-day mortality with the score of improvement of CAP-associated immune dysregulation","definition_or_measurement_approach":"Correlation between 28-day mortality and improvement score of CAP-associated immune dysregulation."}
  • {"endpoint_text":"- Association of 90-day mortality with score of improvement of CAP- associated immune dysregulation","definition_or_measurement_approach":"Correlation between 90-day mortality and improvement score of CAP-associated immune dysregulation."}
  • {"endpoint_text":"- Cost of hospital stay","definition_or_measurement_approach":"Economic endpoint: hospital stay cost."}
  • {"endpoint_text":"- Comparison of 28-day mortality between screening failure patients due to SuPAR <6 ng/ml and/or PCT <0.25 ng/ml, and patients randomized to the placebo group","definition_or_measurement_approach":"Comparison of 28-day mortality between screening-fail patients (SuPAR <6 ng/ml and/or PCT <0.25 ng/ml) and randomized placebo group."}

Recruitment

Planned Sample Size
330
Recruitment Window Months
32
Consent Approach
Written informed consent provided by the patient. For subjects without decision-making capacity, informed consent must be obtained from a legally designated representative following the national legislation. Subject information and informed consent form (ICF) available (ICF REACT v1). Protocol and related documents available in English and Greek.

Geography

Total Number Of Sites
29
Total Number Of Participants
330

Greece

Earliest CTIS Part Ii Submission Date
16-10-2023
Latest Decision Or Authorization Date
09-10-2025
Processing Time Days
724
Number Of Sites
29
Number Of Participants
330

Sites

Site Name
General University Hospital Of Larissa
Department Name
Internal Medicine Department
Contact Person Name
Georgios Ntalekos
Contact Person Email
georgedalekos@gmail.com
Site Name
Thoracic General Hospital Of Athens I Sotiria
Department Name
6th Department of Pulmonary medicine
Contact Person Name
Ioannis Dimitroulis
Contact Person Email
idimit@hotmail.com
Site Name
General Hospital Of Eleusina Thriasio
Department Name
1st Department of Internal Medicine
Contact Person Name
Styliani Sympardi
Contact Person Email
lianasympa@hotmail.com
Site Name
University General Hospital Of Thessaloniki Ahepa
Department Name
1st Department of Internal Medicine
Contact Person Name
Simeon Metallidis
Contact Person Email
metallidissimeon@yahoo.gr
Site Name
General University Hospital Of Patras
Department Name
Internal Medicine department
Contact Person Name
Karolina Akinosoglou
Contact Person Email
akin@upatras.gr
Site Name
University General Hospital Attikon
Department Name
2nd Propaedeutic Department of Internal Medicine
Contact Person Name
Eleni Boutati
Contact Person Email
eboutati@med.uoa.gr
Site Name
Thoracic General Hospital Of Athens I Sotiria
Department Name
2nd Pulmonary Department
Contact Person Name
Charilaos Lamprakis
Contact Person Email
haris.lamprakis@gmail.com
Site Name
Evangelismos S.A.
Department Name
Pulmonary and respiratory failure department - 1st ICU
Contact Person Name
Paraskevi Katsaounou
Contact Person Email
paraskevikatsaounou@gmail.com
Site Name
Thoracic General Hospital Of Athens I Sotiria
Department Name
3rd University Department of Internal Medicine
Contact Person Name
Garyfallia Poulakou
Contact Person Email
gpoulakou@gmail.com
Site Name
General Hospital Of Athens G Gennimatas
Department Name
1st Department of Internal Medicine
Contact Person Name
Georgios Adamis
Contact Person Email
geo.adamis@gmail.com
Site Name
General Hospital Of Athens Korgialenio Benakio H.R.C.
Department Name
1st Department of Internal Medicine
Contact Person Name
Vasiliki Tzavara
Contact Person Email
vtzavara2015@gmail.com
Site Name
General Hospital of Syros
Department Name
Department of Internal Medicine
Contact Person Name
Georgios Giannikopoulos
Contact Person Email
giannikopoulos69@gmail.com
Site Name
University General Hospital Of Ioannina
Department Name
1st Department of Internal Medicine
Contact Person Name
Charalampos Milionis
Contact Person Email
hmilioni@uoi.gr
Site Name
Geniko Nosokomeio Peiraia Tzaneio
Department Name
2 nd Department of Internal Medicine
Contact Person Name
Georgios Chrysos
Contact Person Email
gchrysos@gmail.com
Site Name
Sismanogleio General Hospital
Department Name
1st Department of Internal Medicine
Contact Person Name
Nikolaos Tsokos
Contact Person Email
ntsokos@hotmail.com
Site Name
General Hospital Of Eleusina Thriasio
Department Name
2 nd Department of Internal Medicine
Contact Person Name
Konstantina Ilioupoulou
Contact Person Email
dr.iliopoulou@gmail.com
Site Name
Evangelismos S.A.
Department Name
1st Department of Internal Medicine
Contact Person Name
Theano Kontopoulou
Contact Person Email
tkontopoulou@yahoo.gr
Site Name
Ippokratio General Hospital Of Thessaloniki
Department Name
2nd Propaedeutic Department of Internal Medicine
Contact Person Name
Michael Doumas
Contact Person Email
michalisdoumas@yahoo.co.uk
Site Name
Thoracic General Hospital Of Athens I Sotiria
Department Name
5th Pulmonary Department
Contact Person Name
Adamantia Liapikou
Contact Person Email
mliapikou@yahoo.com
Site Name
Thoracic General Hospital Of Athens I Sotiria
Department Name
1st University Department of Pulmonary Medicine
Contact Person Name
Petros Bakakos
Contact Person Email
petros44@hotmail.com
Site Name
General Hospital Of Thessaloniki Papageorgiou
Department Name
3rd University Department of Internal Medicine
Contact Person Name
Vasileios Kotsis
Contact Person Email
vkotsis@auth.gr
Site Name
Geniko Nosokomeio Peiraia Tzaneio
Department Name
Emergency department
Contact Person Name
Styliani Gerakari
Contact Person Email
sgerakari76@gmail.com
Site Name
General Hospital Of Athens Korgialenio Benakio H.R.C.
Department Name
3rd Department of Internal Medicine
Contact Person Name
Maria Chini
Contact Person Email
mariachini@gmail.com
Site Name
University General Hospital Of Alexandroupoli
Department Name
2 nd Department of Internal Medicine
Contact Person Name
Periklis Panagopoulos
Contact Person Email
ppanago@med.duth.gr
Site Name
University General Hospital Attikon
Department Name
4th - Department of Internal Medicine
Contact Person Name
Antonios Papadopoulos
Contact Person Email
antpapa1@otenet.gr
Site Name
General Hospital Of Corfu Agia Eirini
Department Name
Pulmonary department
Contact Person Name
Ilias Papanikolaou
Contact Person Email
icpapanikolaou@hotmail.com
Site Name
Sismanogleio General Hospital
Department Name
2nd Department of Internal Medicine
Contact Person Name
Malvina Lada
Contact Person Email
malvinalada@gmail.com
Site Name
Athens Naval Hospital
Department Name
1st Department of Internal Medicine
Contact Person Name
Vasileios Kosmas
Contact Person Email
vasiliskosmas@hotmail.com
Site Name
General Hospital of Nikaia-Piraeus “Agios Panteleimon”
Department Name
3rd Department of Internal Medicine
Contact Person Name
Ilias Skopelitis
Contact Person Email
iskopelitis@hotmail.com

Sponsor

Primary sponsor

Full Name
Hellenic Institute For The Study Of Sepsis
Organisation Type
Laboratory/Research/Testing facility
Country Of Registered Address
Greece

Third parties

  • {"country":"Greece","full_name":"Sustchem Techniki Symvouleftiki S.A.","duties_or_roles":"code:8","organisation_type":"Pharmaceutical company"}

Investigational products

Investigational Product Name
KLARICID® 500 mg επικαλυμμένα με λεπτό υμένιο δισκία
Active Substance
CLARITHROMYCIN
Modality
Small molecule
Routes Of Administration
ORAL
Route
ORAL
Authorisation Status
Marketing authorisation in Greece (marketingAuthNumber: 36466/10/18-03-2011)
Maximum Dose
1000 mg/day
Investigational Product Name
Placebo for Clarithomycin film-coated tablets (500mg)
Modality
Other

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