Overview
Sponsor-declared trial summary
Obesity
To demonstrate that tirzepatide is superior to placebo for glycemic control.
Key facts
- Sponsor
- Eli Lilly & Co.
- Participant type
- Patients
- Age range
- 18-64 years, 65+ years
- Gender
- Male and Female
- Therapeutic area
- Diseases [C] - Nutritional and Metabolic Diseases [C18]
- Trial duration
- 23 Jun 2025 → ongoing
- Decision date (initial)
- 2025-06-02
- Transition trial
- No
- Low-intervention
- No
- Rare-disease indication
- No
- Vulnerable population
- No
External identifiers
- EU CT number
- 2024-519684-17-00
- WHO UTN
- U1111-1317-7664
Trial design
CTIS Part I — objectives, methods, condition coding
Main objective
Scope: Therapy, Pharmacokinetic, Efficacy, Safety
To demonstrate that tirzepatide is superior to placebo for glycemic control.
Conditions and MedDRA coding
Obesity
Regulatory references
- Scientific advice from competent authorities
- European Medicines Agency
- Plan to share IPD
- Yes
| EU CT number | Title | Sponsor |
|---|---|---|
| 2023-504413-80-00 | I8F-MC-GPHP: Efficacy, Safety, and Pharmacokinetics of Tirzepatide Once Weekly versus Placebo in Adolescent Participants Who have Obesity or are Overweight with Weight-Related Comorbidities: A Randomized, Double-Blind Trial (SURMOUNT-ADOLESCENTS) | Eli Lilly & Co. |
| 2022-501073-40-00 | I8F-MC-GPHE: A Randomized, Open-Label, Parallel-Group, Two-Arm, Phase 4 Study to Evaluate the Long-Term Efficacy and Safety of Tirzepatide Compared with Intensified Conventional Care in Adults When Initiating Treatment Early in the Course of Type 2 Diabetes (SURPASS-EARLY) | Eli Lilly & Co. |
| 2023-507655-30-00 | I8F-MC-GPIX: Efficacy and Safety of Tirzepatide Once Weekly Versus Placebo for the Treatment of Obesity and Weight-Related Comorbidities in Adolescents: A Randomized, Double-Blind, Placebo- Controlled Trial (SURMOUNT-ADOLESCENTS-2) | Eli Lilly & Co. |
| 2023-507846-96-00 | I8F-MC-GPGN: The Effect of Tirzepatide versus Dulaglutide on Major Adverse Cardiovascular Events in Patients with Type 2 Diabetes (SURPASS-CVOT) | Eli Lilly & Co. |
| 2022-501744-15-00 | I8F-MC-GPIJ: A Phase 3, Randomized, Double-Blind, Placebo-Controlled Study to Investigate the Effect of Tirzepatide on the Reduction of Morbidity and Mortality in Adults with Obesity | Eli Lilly & Co. |
| 2023-506082-60-00 | I8F-MC-GPIG - Tirzepatide Study of Renal Function in People with Overweight or Obesity and Chronic Kidney Disease with or without Type 2 Diabetes: Focus on Kidney Hypoxia in Relation to Fatty Kidney Disease using Multiparametric Magnetic Resonance Imaging (TREASURE-CKD) | Eli Lilly & Co. |
Eligibility criteria
Principal inclusion / exclusion criteria as submitted by sponsor
Inclusion criteria 4
- Have had type 1 diabetes and on insulin treatment for at least one year
- Have blood glucose levels within allowed limits for study participation
- Have obesity or overweight
- Minimum Age: 18 Years
Exclusion criteria 3
- Have had 2 or more hospitalization for very high blood glucose in the past 6 months.
- Have had 1 or more emergency treatment for very low blood glucose in the past 3 months.
- Are receiving or planning to receive treatment for diabetic eye disease
Endpoints
Primary and secondary outcome measures (English text)
Primary endpoints 1
- Change from Baseline in Hemoglobin A1c (HbA1c) [Time Frame: Baseline, Week 40]
Investigational products
Investigational medicinal products (IMPs), comparators, placebo, auxiliary
Test 6
PRD11922454 · Product
- Active substance
- Tirzepatide
- Pharmaceutical form
- SOLUTION FOR INJECTION IN PRE-FILLED PEN
- Route of administration
- SUBCUTANEOUS USE
- Max daily dose
- 0 Other
- Max total dose
- 0 Other
- Max treatment duration
- 40 Week(s)
- Authorisation status
- Not Authorised
- MA holder
- ELI LILLY AND COMPANY LIMITED
- Paediatric formulation
- No
- Orphan designation
- No
PRD11922457 · Product
- Active substance
- Tirzepatide
- Pharmaceutical form
- SOLUTION FOR INJECTION IN PRE-FILLED PEN
- Route of administration
- SUBCUTANEOUS USE
- Max daily dose
- 0 Other
- Max total dose
- 0 Other
- Max treatment duration
- 40 Week(s)
- Authorisation status
- Not Authorised
- MA holder
- ELI LILLY AND COMPANY LIMITED
- Paediatric formulation
- No
- Orphan designation
- No
PRD11922455 · Product
- Active substance
- Tirzepatide
- Pharmaceutical form
- SOLUTION FOR INJECTION IN PRE-FILLED PEN
- Route of administration
- SUBCUTANEOUS USE
- Max daily dose
- 0 Other
- Max total dose
- 0 Other
- Max treatment duration
- 40 Week(s)
- Authorisation status
- Not Authorised
- MA holder
- ELI LILLY AND COMPANY LIMITED
- Paediatric formulation
- No
- Orphan designation
- No
PRD11922453 · Product
- Active substance
- Tirzepatide
- Pharmaceutical form
- SOLUTION FOR INJECTION IN PRE-FILLED PEN
- Route of administration
- SUBCUTANEOUS USE
- Max daily dose
- 0 Other
- Max total dose
- 0 Other
- Max treatment duration
- 40 Week(s)
- Authorisation status
- Not Authorised
- MA holder
- ELI LILLY AND COMPANY LIMITED
- Paediatric formulation
- No
- Orphan designation
- No
PRD11922456 · Product
- Active substance
- Tirzepatide
- Pharmaceutical form
- SOLUTION FOR INJECTION IN PRE-FILLED PEN
- Route of administration
- SUBCUTANEOUS USE
- Max daily dose
- 0 Other
- Max total dose
- 0 Other
- Max treatment duration
- 40 Week(s)
- Authorisation status
- Not Authorised
- MA holder
- ELI LILLY AND COMPANY LIMITED
- Paediatric formulation
- No
- Orphan designation
- No
PRD11922458 · Product
- Active substance
- Tirzepatide
- Pharmaceutical form
- SOLUTION FOR INJECTION IN PRE-FILLED PEN
- Route of administration
- SUBCUTANEOUS USE
- Max daily dose
- 0 Other
- Max total dose
- 0 Other
- Max treatment duration
- 40 Week(s)
- Authorisation status
- Not Authorised
- MA holder
- ELI LILLY AND COMPANY LIMITED
- Paediatric formulation
- No
- Orphan designation
- No
Placebo 1
N/A · Product
- Other product name
- N/A
- Pharmaceutical form
- N/A
- ATC code
- N/A — N/A
- Marketing authorisation
- N/A
- MA holder
- N/A
- MA country
- Iceland
- Paediatric formulation
- No
Sponsors and contacts
Sponsor organisations, regulatory contacts, third parties
Eli Lilly & Co.
- Sponsor organisation
- Eli Lilly & Co.
- Address
- 1 Lilly Corporate Center
- City
- Indianapolis
- Postcode
- 46285-0001
- Country
- United States
Scientific contact point
- Organisation
- Eli Lilly & Co.
- Contact name
- Lilly Clinical Trials information desk
Public contact point
- Organisation
- Eli Lilly & Co.
- Contact name
- Lilly Clinical Trials information desk
Third parties 15
| Organisation | City, country | Duties |
|---|---|---|
| Clinical Ink ORL-000013361
|
Horsham PA, United States | Data management |
| Bioagilytix Labs LLC ORG-100013030
|
Durham, United States | Laboratory analysis |
| IQVIA ORL-000013405
|
Durham NC, United States | Laboratory analysis |
| Q2 Solutions LLC ORG-100017000
|
Ithaca, United States | Laboratory analysis |
| Veeva Systems Inc. ORG-100006053
|
Pleasanton, United States | E-data capture |
| RWS Life Sciences Inc. ORG-100042348
|
East Hartford, United States | Data management |
| R Square Technology Inc. ORL-000009672
|
Chesterbrook, United States | Code 10 |
| R&G US Inc. ORG-100048358
|
North Potomac, United States | Code 10 |
| Q Squared Solutions Limited ORG-100042527
|
Livingston, United Kingdom | Laboratory analysis |
| IQVIA ORL-000013359
|
Durham NC, United States | Other |
| IQVIA ORL-000013355
|
Durham NC, United States | On site monitoring |
| Q2 Solutions ORL-000013404
|
Durham NC, United States | Laboratory analysis |
| ACI Clinical WCG Clinical ORL-000013356
|
Bala Cynwyd PA, United States | Code 10 |
| Icon Clinical Research Limited ORG-100008322
|
Dublin 18, Ireland | Other |
| Cleveland Clinic Foundation ORG-100028017
|
Cleveland, United States | Other |
Locations
5 EU/EEA countries · 44 investigational sites
By country
| Country | MS status | Planned subjects | Sites |
|---|---|---|---|
| Denmark | Ongoing, recruitment ended | 93 | 5 |
| France | Ongoing, recruitment ended | 93 | 13 |
| Germany | Ongoing, recruitment ended | 62 | 10 |
| Italy | Ongoing, recruitment ended | 62 | 8 |
| Spain | Ongoing, recruitment ended | 62 | 8 |
| Rest of world
Brazil, Mexico, Japan, United States, Israel, Argentina
|
— | 533 | — |
Investigational sites
Country notifications
Trial-start, recruitment-start, end and early-termination notifications submitted per Member State
| Country | Trial start | Trial end | Recruitment start | Recruitment end | Early termination |
|---|---|---|---|---|---|
| Denmark | 2025-06-23 | 2025-07-10 | 2025-12-12 | ||
| France | 2025-06-27 | 2025-07-01 | 2025-12-12 | ||
| Germany | 2025-06-23 | 2025-06-30 | 2025-12-12 | ||
| Italy | 2025-06-30 | 2025-07-16 | 2025-12-12 | ||
| Spain | 2025-06-25 | 2025-06-27 | 2025-12-12 |
Results and documents
Annex IV summary of results, Annex V layperson summary, and all documents registered in CTIS for this trial
Documents 91 files
Public protocol annexes, IB summaries, regulatory submissions and post-authorisation documents registered in CTIS.
| Type | Title | Version |
|---|---|---|
| Protocol (for publication) | D1_Protocol 2024-519684-17-00_Redacted | 1.0 |
| Protocol (for publication) | D4_Patient facing documents_Copyright statement | 1.0 |
| Protocol (for publication) | D4_Patient facing documents_Hypoglycemic Events Diary-3_Translation Certificate | 1.0 |
| Protocol (for publication) | D4_Patient facing documents_Hypoglycemic Events Diary-4_Translation Certificate | 1.0 |
| Protocol (for publication) | D4_Patient facing documents_Study Medication Injection Diary_Simple_Translation Certificate | 1.0 |
| Recruitment arrangements (for publication) | K1_Recruitment Allocation | 1.0 |
| Recruitment arrangements (for publication) | K1_Recruitment arrangements | 1.0 |
| Recruitment arrangements (for publication) | K1_Recruitment Arrangements | 1.0 |
| Recruitment arrangements (for publication) | K1_Recruitment Arrangements | 1 |
| Recruitment arrangements (for publication) | K1_Recruitment Arrangements | 1.0 |
| Recruitment arrangements (for publication) | K1_Recruitment arrangements | 1 |
| Recruitment arrangements (for publication) | K1_Recruitment materials_Trialbee Privacy Policy | 1 |
| Recruitment arrangements (for publication) | K1_Recruitment materials_Trialbee_Digital Marketing Content | 1 |
| Recruitment arrangements (for publication) | K1_Recruitment materials_Trialbee_Landing Page | 2 |
| Recruitment arrangements (for publication) | K1_Recruitment materials_Trialbee_Overview Supplementary Information | 1 |
| Recruitment arrangements (for publication) | K1_Recruitment materials_Trialbee_Secondary Assessment And Communication | 2 |
| Recruitment arrangements (for publication) | K1_Recruitment materials_Trialbee_Self Assessment | 1 |
| Recruitment arrangements (for publication) | K1_Recruitment Procedure | 2.1 |
| Recruitment arrangements (for publication) | K2_Recruitment material Brochure_DA_DK_Redacted | 1.2 |
| Recruitment arrangements (for publication) | K2_Recruitment material Postcard Devices Video_DK-DA | 1.0 |
| Recruitment arrangements (for publication) | K2_Recruitment material Video Devices_DK-DA | 1.0 |
| Recruitment arrangements (for publication) | K2_Recruitment material_Brochure | 1.0 |
| Recruitment arrangements (for publication) | K2_Recruitment material_Brochure_Master_Redacted | 1 |
| Recruitment arrangements (for publication) | K2_Recruitment Material_Brochure_Master_Redacted | 1 |
| Recruitment arrangements (for publication) | K2_Recruitment Material_Brochure, Flyer, Poster and retention items Translation Certificate_Redacted | 1.0 |
| Recruitment arrangements (for publication) | K2_Recruitment material_Flyer | 1.0 |
| Recruitment arrangements (for publication) | K2_Recruitment material_Flyer_Master | 1 |
| Recruitment arrangements (for publication) | K2_Recruitment Material_Flyer_Master | 1 |
| Recruitment arrangements (for publication) | K2_Recruitment material_Letter-Doctor-To-Patient_Master_Redacted | 1 |
| Recruitment arrangements (for publication) | K2_Recruitment material_Poster | 1.0 |
| Recruitment arrangements (for publication) | K2_Recruitment material_Poster_Master | 1 |
| Recruitment arrangements (for publication) | K2_Recruitment Material_Poster_Master | 1 |
| Recruitment arrangements (for publication) | K2_Recruitment material_SURPASS-T1D_Brochure_Master | 1 |
| Recruitment arrangements (for publication) | K2_Recruitment material_SURPASS-T1D_Flyer_Master | 1 |
| Recruitment arrangements (for publication) | K2_Recruitment material_SURPASS-T1D_Poster_Master | 1 |
| Recruitment arrangements (for publication) | K2_Recruitment material_Trialbee Digital Marketing Content | 1.1 |
| Recruitment arrangements (for publication) | K2_Recruitment material_Trialbee Landing Page | 2.1 |
| Recruitment arrangements (for publication) | K2_Recruitment material_Trialbee Overview Supplementary Information | 1.0 |
| Recruitment arrangements (for publication) | K2_Recruitment material_Trialbee Privacy Policy | 1.0 |
| Recruitment arrangements (for publication) | K2_Recruitment material_Trialbee Seconday Assessment And Communication | 2.1 |
| Recruitment arrangements (for publication) | K2_Recruitment material_Trialbee Self Assessment | 1.1 |
| Recruitment arrangements (for publication) | K2_Recruitment material_Trialbee_Digital Marketing Content | 1 |
| Recruitment arrangements (for publication) | K2_Recruitment material_Trialbee_Landing Page | 2 |
| Recruitment arrangements (for publication) | K2_Recruitment material_Trialbee_Overview Supplementary Information | 1 |
| Recruitment arrangements (for publication) | K2_Recruitment material_Trialbee_Privacy Policy | 1 |
| Recruitment arrangements (for publication) | K2_Recruitment material_Trialbee_Secondary Assessment And Communication | 2 |
| Recruitment arrangements (for publication) | K2_Recruitment material_Trialbee_Self Assessment | 1 |
| Recruitment arrangements (for publication) | K2_Recruitment_Brochure_Master_ES | 1.1 |
| Recruitment arrangements (for publication) | K2_Recruitment_Flyer_Master_ES | 1.0 |
| Recruitment arrangements (for publication) | K2_Recruitment_Letter-Doctor-To-Patient_Master_ES_Redacted | 1.1 |
| Recruitment arrangements (for publication) | K2_Recruitment_Poster_Master_ES | 1.1 |
| Recruitment arrangements (for publication) | K3_Recruitment material Letter-Doctor-To-Patient_DA_DK_Redacted | 1.1 |
| Recruitment arrangements (for publication) | K4_Recruitment material Flyer_DA_DK | 1.1 |
| Recruitment arrangements (for publication) | K5_Recruitment material Poster_DA_DK | 1.1 |
| Recruitment arrangements (for publication) | K7_Complete Consent Remote Consent Tracking QRG_Redacted | 4.1 |
| Recruitment arrangements (for publication) | K7_Complete Consent Security and Privacy Overview | 1.5 |
| Recruitment arrangements (for publication) | K7_eConsent Resource_Review Boards | 5.0 |
| Recruitment arrangements (for publication) | K7_eSignature In-Person Consent QRG | 7.1 |
| Subject information and informed consent form (for publication) | L1_ SIS and ICF_Addendum Genetic_Redacted | 1 |
| Subject information and informed consent form (for publication) | L1_ SIS and ICF_Main_Redacted | 3.0 |
| Subject information and informed consent form (for publication) | L1_SIS and ICF Main - Redacted | 2 |
| Subject information and informed consent form (for publication) | L1_SIS and ICF_Addendum ICF for pregnant partner of study participant | 1 |
| Subject information and informed consent form (for publication) | L1_SIS and ICF_Addendum ICF for study participant with pregnant partner | 1 |
| Subject information and informed consent form (for publication) | L1_SIS and ICF_Confidentiality Notice for TLC | 1 |
| Subject information and informed consent form (for publication) | L1_SIS and ICF_Main ICF_Redacted | 2.1 |
| Subject information and informed consent form (for publication) | L1_SIS and ICF_Main ICF_Redacted | 5 |
| Subject information and informed consent form (for publication) | L1_SIS and ICF_Main_Redacted | 3.0 |
| Subject information and informed consent form (for publication) | L2_Other subject information material Confidentiality Notice Translation Certificate_Redacted | 1.0 |
| Subject information and informed consent form (for publication) | L2_Other subject information material IFU Tirzepatide Translation Certificate_Redacted | 1.0 |
| Subject information and informed consent form (for publication) | L2_Other subject information material IQVIA Complete Consent Participant-Facing Screenshots_Redacted | 1.4 |
| Subject information and informed consent form (for publication) | L2_Other subject information material Leaflet on trial subject rights | 1 |
| Subject information and informed consent form (for publication) | L2_Other subject information material Main ICF Translation Certificate_Redacted | 1.0 |
| Subject information and informed consent form (for publication) | L2_Other subject information material patient Card Translation Certificate_Redacted | 1.0 |
| Subject information and informed consent form (for publication) | L2_Other subject information material Patient landing page_Redacted | 1.1 |
| Subject information and informed consent form (for publication) | L2_Other subject information material Pregnant Participant ICF Translation Certificate_Redacted | 1.0 |
| Subject information and informed consent form (for publication) | L2_Other subject information material Pregnant Partner ICF Translation Certificate_Redacted | 1.0 |
| Subject information and informed consent form (for publication) | L2_Other subject information material_eConsent Submission Letter | 1 |
| Subject information and informed consent form (for publication) | L2_Other subject information material_IQVIA Complete Consent Security and Privacy QRG_Redacted | 1.5 |
| Subject information and informed consent form (for publication) | L2_Other subject information material_IQVIA Privacy Policy eConsent | 1 |
| Subject information and informed consent form (for publication) | L2_Other subject information material_Participant-Facing Screenshots_Redacted | 1.4 |
| Subject information and informed consent form (for publication) | L2_Other subject information material_Patient landing page_Redacted | 1.1 |
| Subject information and informed consent form (for publication) | L2_Other subject information material_Study Participant Contact Card | 1 |
| Subject information and informed consent form (for publication) | L2_Other subject information material_TIRZEPATIDE-CT-IFU | 1 |
| Subject information and informed consent form (for publication) | L2_Other Subject Information_Country Patient Information Card | 1 |
| Subject information and informed consent form (for publication) | L3_Other subject information material Instructions For Use | 1.0 |
| Subject information and informed consent form (for publication) | L3_Other subject information material_IFU Tirzepatide | 1 |
| Subject information and informed consent form (for publication) | L3_Patient Cards | 1.0 |
| Synopsis of the protocol (for publication) | D1_Protocol Synopsis_ENG_2024-519684-17-00_Redacted | 1 |
| Synopsis of the protocol (for publication) | D1_Protocol synopsis_ES | 1.0 |
| Synopsis of the protocol (for publication) | D1_Protocol synopsis_FR_2024-519684-17-00_Redacted | 1.0 |
| Synopsis of the protocol (for publication) | D1_Protocol Synopsis_IT_2024-519684-17-00_Redacted | 1 |
Application history
8 submissions — initial application plus substantial / non-substantial modifications
| # | Type | Code | Submitted | Reference MS | Conclusion | Decision date |
|---|---|---|---|---|---|---|
| 1 | INITIAL | IN | 2025-02-13 | Denmark | Acceptable 2025-06-02
|
2025-06-02 |
| 2 | NON SUBSTANTIAL MODIFICATION | NSM-1 | 2025-06-05 | Acceptable 2025-06-02
|
2025-06-05 | |
| 3 | NON SUBSTANTIAL MODIFICATION | NSM-2 | 2025-06-18 | Denmark | Acceptable 2025-06-02
|
2025-06-18 |
| 4 | SUBSTANTIAL MODIFICATION | SM-1 | 2025-07-18 | Denmark | Acceptable 2025-09-19
|
2025-09-19 |
| 5 | NON SUBSTANTIAL MODIFICATION | NSM-3 | 2025-10-30 | Acceptable 2025-09-19
|
2025-10-30 | |
| 6 | SUBSTANTIAL MODIFICATION | SM-3 | 2025-11-26 | Denmark | Acceptable | 2025-12-19 |
| 7 | NON SUBSTANTIAL MODIFICATION | NSM-4 | 2026-02-20 | Acceptable | 2026-02-20 | |
| 8 | NON SUBSTANTIAL MODIFICATION | NSM-5 | 2026-02-25 | Denmark | Acceptable | 2026-02-25 |