Clinical trial • Phase II • Cardiology|Endocrinology
DII235 for Elevated lipoprotein(a) (Lp(a)) | Atherosclerotic cardiovascular disease | Type 2 diabetes mellitus
Phase II trial of DII235 for Elevated lipoprotein(a) (Lp(a)) | Atherosclerotic cardiovascular disease | Type 2 diabetes mellitus.
Overview
- Trial Therapeutic Area
- Cardiology|Endocrinology
- Trial Disease
- Elevated lipoprotein(a) (Lp(a)) | Atherosclerotic cardiovascular disease | Type 2 diabetes mellitus
- Trial Stage
- Phase II
- Drug Modality
- Oligonucleotide|Small molecule
Key dates
- Initial CTIS Submission Date
- 30-09-2025
- First CTIS Authorization Date
- 13-01-2026
Trial design
Randomised, placebo: sodium chloride (solution for injection) administered subcutaneously; active investigational product: dii235 (small interfering rna, solution for injection) administered subcutaneously. dose and schedule not specified in the available record.-controlled Phase II trial in Germany.
- Randomised
- Yes
- Comparator
- Placebo: SODIUM CHLORIDE (solution for injection) administered subcutaneously; Active investigational product: DII235 (small interfering RNA, solution for injection) administered subcutaneously. Dose and schedule not specified in the available record.
- Single Multiple Or Escalation Dose Combined
- Yes
- Target Sample Size
- 128
- Trial Duration For Participant
- 360
Eligibility
Recruits 128 Vulnerable population flag is selected in the record. Signed informed consent must be obtained prior to participation in the study. Only adults aged 18 to 80 years are eligible. Subject information and informed consent form documents are provided (adult ICFs present in German and English). No assent process or additional consent arrangements for minors or other vulnerable groups are described in the available documents..
- Vulnerable Population
- Vulnerable population flag is selected in the record. Signed informed consent must be obtained prior to participation in the study. Only adults aged 18 to 80 years are eligible. Subject information and informed consent form documents are provided (adult ICFs present in German and English). No assent process or additional consent arrangements for minors or other vulnerable groups are described in the available documents.
Inclusion criteria
- {"criterion_text":"- Signed informed consent must be obtained prior to participation in the study."}
- {"criterion_text":"- Male or female participants 18 to 80 years of age (inclusive) at the screening."}
- {"criterion_text":"- Lp(a) ≥ 150 nmol/L at screening, measured at the central laboratory."}
- {"criterion_text":"- Presence of ASCVD and/or Type 2 diabetes mellitus (T2DM). Diagnosis of ASCVD should be based on at least one of the following: a. Coronary heart disease (CHD): • Prior myocardial infarction (MI) of presumed atherosclerotic origin, which occurred ≥ 12 weeks prior to the Screening Visit • Prior coronary revascularization (PCI or CABG) that occurred ≥ 12 weeks prior to the Screening Visit • Angiographic or CT-imaging (e.g., MDCT/CTA) evidence of coronary atherosclerosis: ≥50% stenosis in at least one major epicardial coronary artery • Coronary artery calcium (CAC) score of ≥ 300 AU by computed tomography (if a participant has T2DM CAC score of ≥ 100 AU is sufficient to define ASCVD) And/or b. Cerebrovascular disease (CeVD): • Prior ischemic stroke, which occurred ≥ 12 weeks prior to the Screening Visit, confirmed by documented brain imaging (CT or MRI); embolic stroke (not of atherosclerotic origin) is not a qualifying event. • History of percutaneous or surgical carotid artery revascularization that occurred ≥ 12 weeks prior to the Screening Visit • Carotid artery stenosis ≥ 70% or symptomatic carotid artery disease with ≥ 50% carotid arterial stenosis on prior angiography or ultrasound And/or c. Peripheral arterial disease (PAD): • Prior non-traumatic amputation of a lower extremity due to peripheral artery disease • History of prior percutaneous or surgical revascularization of iliac, femoral, or popliteal artery • Prior documentation of a resting ankle-brachial index ≤ 0.9 On standard of care treatment for ASCVD risk factors (according to local guidelines and per Investigator discretion). Participants receiving lipid lowering therapy (including statins, ezetimibe, proprotein convertase subtilisin/kexin type 9 (PCSK9) monoclonal antibody inhibitors must be on a stable regimen per local guidelines prior to screening, with no planned changes made after screening, and expected to remain on a stable regimen through the end of the treatment (as statins may raise Lp(a) concentrations). A stable dose is defined as at least 8 weeks of treatment at a consistent dose level for monoclonal antibody PCSK9 inhibitors, and at least 4 weeks for all other LLT."}
Exclusion criteria
- {"criterion_text":"- Acute cardiovascular event (e.g., acute myocardial infarction or unstable angina, CABG, stroke, TIA) within 12 weeks before screening"}
- {"criterion_text":"- Renal dysfunction with eGFR ≤ 30 mL/min/1.73 m2 (using CKD-EPI formula) at screening"}
- {"criterion_text":"- Positive human immunodeficiency virus (HIV), hepatitis C, or hepatitis B surface antigen tests from central laboratory at Screening Visit."}
- {"criterion_text":"- Hepatic dysfunction based on liver function tests at screening (defined as AST or ALT > 2 × ULN or total bilirubin > 1.5 × ULN at screening) (participants with Gilbert’s syndrome are allowed if total bilirubin < 2 × ULN)"}
- {"criterion_text":"- Current or prior history of moderate to severe heart failure of NYHA Class III or IV, or known LVEF < 30% at screening"}
- {"criterion_text":"- Uncontrolled cardiac arrhythmia"}
Endpoints
Primary endpoints
- {"endpoint_text":"- Time averaged percent change from baseline in Lp(a) measured between Day 60 and Day 180","definition_or_measurement_approach":"Time averaged percent change from baseline in Lp(a)"}
- {"endpoint_text":"- Time averaged percent change from baseline in Lp(a) measured between Day 60 and Day 360","definition_or_measurement_approach":"Time averaged percent change from baseline in Lp(a)"}
Secondary endpoints
- {"endpoint_text":"- Time averaged percent change from baseline in Lp(a) measured (i) between Day 60 and Day 360; and (ii) between Day 240 and Day 360","definition_or_measurement_approach":"Time averaged percent change from baseline in Lp(a)"}
- {"endpoint_text":"- Participant's status of achieving Lp(a) < 125 nmol/L at Day 180 and Day 360 (Yes, No)","definition_or_measurement_approach":"Binary responder status (Lp(a) < 125 nmol/L) at specified days"}
- {"endpoint_text":"- Participant's status of achieving Lp(a) < 75 nmol/L at Day 180 and Day 360","definition_or_measurement_approach":"Binary responder status (Lp(a) < 75 nmol/L) at specified days"}
- {"endpoint_text":"- Incidence of Adverse events, safety laboratory parameters, and vital signs","definition_or_measurement_approach":"Safety assessed by reported adverse events, laboratory tests, and vital sign measurements"}
Recruitment
- Planned Sample Size
- 128
- Recruitment Window Months
- 31
- Consent Approach
- Signed informed consent must be obtained prior to participation in the study. Study includes adult participants aged 18 to 80. Subject information and informed consent documents are present (documents in German and English indicated). No assent process for minors is described.
Geography
- Total Number Of Sites
- 19
- Total Number Of Participants
- 128
Germany
- Earliest CTIS Part Ii Submission Date
- 22-12-2025
- Latest Decision Or Authorization Date
- 14-04-2026
- Processing Time Days
- 113
- Number Of Sites
- 19
- Number Of Participants
- 72
Sites
- Site Name
- Universitaetsklinikum Carl Gustav Carus Dresden an der Technischen Universitaet Dresden AöR
- Department Name
- #2114: Stoffwechselambulanz (Diabetologie, Lipidologie)
- Contact Person Name
- Ulrike Schatz
- Contact Person Email
- ulrike.schatz@ukdd.de
- Site Name
- Rostock University Medical Center
- Department Name
- #2111: Institut für Klinische Chemie und Laboratoriumsmedizin Lipidambulanz
- Contact Person Name
- Elisabeth Steinhage-Thiessen
- Contact Person Email
- elisabeth.steinhagen-thiessen@gmx.de
- Site Name
- Institut fuer Diabetesforschung Muenster GmbH
- Department Name
- #2116
- Contact Person Name
- Ludger Rose
- Contact Person Email
- L.Rose@diabetes-muenster.de
- Site Name
- Charite Universitaetsmedizin Berlin KöR
- Department Name
- #2110: Medizinische Klinik für Endokrinologie und Stoffwechselmedizin
- Contact Person Name
- Elisabeth Steinhagen-Thiessen
- Contact Person Email
- elisabeth.steinhagen-thiessen@charite.de
- Site Name
- Kardiopraxis Schirmer
- Department Name
- #2118: Kardiologische Praxis
- Contact Person Name
- Stephan Schirmer
- Contact Person Email
- schirmer@kardiopraxis-schirmer.de
- Site Name
- Otto Von Guericke Universitaet Magdeburg
- Department Name
- #2107: Institut für Klinische Chemie und Pathobiochemie HS39
- Contact Person Name
- Katrin Borucki
- Contact Person Email
- Katrin.borucki@med.ovgu.de
- Site Name
- Medical Center - University Of Freiburg
- Department Name
- #2101: Universitaets-Herzzentrum Campus Bad Krozingen, Klinik fuer Kardiologie und Angiologie
- Contact Person Name
- Christian Valina
- Contact Person Email
- christian.valina@uniklinik-freiburg.de
- Site Name
- Kath. St. Paulus GmbH
- Department Name
- #2103: St.-Johannes-Hospital, Klinik fuer Innere Medizin I, Kardiologie
- Contact Person Name
- Helge Moellmann
- Contact Person Email
- helge.moellmann@joho-dortmund.de
- Site Name
- Josephs-Hospital Warendorf
- Department Name
- #2113: Medizinische Klinik II, Abteilung fuer Kardiologie
- Contact Person Name
- Norbert Frank Wistorf
- Contact Person Email
- wistorf@cardiacresearch.de
- Site Name
- Hausarztzentrum Butendorf
- Department Name
- #2119
- Contact Person Name
- Christa Dohmann-Hoeren
- Contact Person Email
- christa.dohmann-hoeren@gmx.de
- Site Name
- Dr. med. Andreas Wilke Dr. med. Andrej Malazhavy und Detelin Lalev Denchev Fachaerzte Innere Medizin und Kardiologie Partnerschaft
- Department Name
- #2109: Kardiologie Papenburg
- Contact Person Name
- Andreas Wilke
- Contact Person Email
- dr.andreas.wilke@outlook.com
- Site Name
- LMU Klinikum Muenchen AöR
- Department Name
- #2115: Medizinische Klinik und Poliklinik I
- Contact Person Name
- Stefan Kaeaeb
- Contact Person Email
- Stefan.Kaab@med.uni-muenchen.de
- Site Name
- Uhz Klinische Forschung
- Department Name
- #2104: Uhz Klinische Forschung
- Contact Person Name
- Heiner Saueressig
- Contact Person Email
- heiner-saueressig@uhz-klifo.de
- Site Name
- Velocity Clinical Research Germany GmbH
- Department Name
- #2102
- Contact Person Name
- Isabelle Schenkenberger
- Contact Person Email
- ischenkenberger@velocityclinical.com
- Site Name
- Herz Und Diabeteszentrum NRW Bad Oeynhausen Universitaetsklinik Der Ruhr-Universitaet Bochum
- Department Name
- #2120: Klinik für Allgemeine und Interventionelle Kardiologie/Angiologie
- Contact Person Name
- Florian Willecke
- Contact Person Email
- fwillecke@hdz-nrw.de
- Site Name
- ClinPhenomics CVC GmbH
- Department Name
- #2106
- Contact Person Name
- Martin Duersch
- Contact Person Email
- m.duersch@clph.de
- Site Name
- Universitaetsklinikum Essen AöR
- Department Name
- #2105: Westdeutsches Herz- und Gefäßzentrum Klinik für Kardiologie und Angiologie
- Contact Person Name
- Amir-Abbas Mahabadi
- Contact Person Email
- Amir-Abbas.Mahabadi@uk-essen.de
- Site Name
- Diamedikum Potsdam
- Contact Person Name
- Michael Haase
- Contact Person Email
- m.haase@diamedikum-potsdam.de
- Site Name
- Klinik am See
- Department Name
- #2112: Klinik für Innere Medizin / Kardiologie
- Contact Person Name
- Heinz Voeller
- Contact Person Email
- Heinz.voeller@klinikamsee.com
Sponsor
Primary sponsor
- Full Name
- Novartis Pharma AG
- Organisation Type
- Pharmaceutical company
- Country Of Registered Address
- Switzerland
Contract research organisations
- Name
- IQVIA Limited
- Responsibilities
- 1; 3
- Name
- Parexel International (IRL) Limited
- Responsibilities
- 12; 15: Ancillary supplies
- Name
- Syneos Health Inc.
- Responsibilities
- 1
- Name
- Icon Clinical Research Limited
- Responsibilities
- 1
- Name
- Medpace Reference Laboratories LLC
- Responsibilities
- 15: Oxidized phospholipids and plasminogen sample testing; 4
- Name
- Labcorp Early Development Laboratories Inc.
- Responsibilities
- 4
- Name
- Labcorp Central Laboratory Services SARL
- Responsibilities
- 4
Third parties
- {"country":"Germany","full_name":"DATAMAP-Gesellschaft fuer Datenmanagement Datenanalyse und Datenpraesentation mbH","duties_or_roles":"10; 15: Independent statistical group for Data Monitoring Committee (DMC)","organisation_type":"Non-Pharmaceutical company"}
- {"country":"United Kingdom","full_name":"IQVIA Limited","duties_or_roles":"1; 3","organisation_type":"Pharmaceutical company"}
- {"country":"Ireland","full_name":"Parexel International (IRL) Limited","duties_or_roles":"12; 15: Ancillary supplies","organisation_type":"Pharmaceutical company"}
- {"country":"United States","full_name":"Syneos Health Inc.","duties_or_roles":"1","organisation_type":"Pharmaceutical company"}
- {"country":"United States","full_name":"Medidata Solutions Inc.","duties_or_roles":"6","organisation_type":"Non-Pharmaceutical company"}
- {"country":"Ireland","full_name":"Icon Clinical Research Limited","duties_or_roles":"1","organisation_type":"Pharmaceutical company"}
- {"country":"United States","full_name":"Labcorp Early Development Laboratories Inc.","duties_or_roles":"4","organisation_type":"Pharmaceutical company"}
- {"country":"Switzerland","full_name":"Labcorp Central Laboratory Services SARL","duties_or_roles":"4","organisation_type":"Pharmaceutical company"}
- {"country":"United States","full_name":"Greenphire LLC","duties_or_roles":"15: Patient Travel and Reimbursement","organisation_type":"Non-Pharmaceutical company"}
- {"country":"United States","full_name":"Jumo Health USA Inc.","duties_or_roles":"15: Patient and site facing material","organisation_type":"Hospital/Clinic/Other health care facility"}
- {"country":"United States","full_name":"Medpace Reference Laboratories LLC","duties_or_roles":"15: Oxidized phospholipids and plasminogen sample testing; 4","organisation_type":"Pharmaceutical company"}
Investigational products
- Investigational Product Name
- DII235
- Active Substance
- DII235
- Modality
- Oligonucleotide
- Routes Of Administration
- Subcutaneous injection
- Route
- Subcutaneous injection
- Authorisation Status
- prodAuthStatus: 1
- Investigational Product Name
- SODIUM CHLORIDE
- Active Substance
- SODIUM CHLORIDE; GLUCOSE MONOHYDRATE
- Modality
- Small molecule
- Routes Of Administration
- Subcutaneous injection
- Route
- Subcutaneous injection
- Authorisation Status
- prodAuthStatus: 2
- Starting Dose
- maxDailyDoseAmount: 2 ml
- Maximum Dose
- maxTotalDoseAmount: 6 ml
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