Skip to main content
Delfa

← All trials/NCT05303857

SEMA

CompletedPhase 4

Analyse the Effect of Semaglutide on Vascular Structure and Function in Patients With Early Type 2 Diabetes

Randomized, Double-blind, Placebo Controlled, Parallel Group, Prospective Clinical Study to Analyse the Effect of Semaglutide on Vascular Structure and Function in Patients With Early Type 2 Diabetes

Asset

Semaglutide

GLP-1 agonist

Listed sites

1

Recruiting sites

-

Actual enrollment

107

Study population

Type 2 diabetes

Eligibility highlights

HbA1c ≥6.5%

Primary endpoint

Central (aortic) pulse pressure

Registered trial locations

Locations reported to ClinicalTrials.gov for this trial snapshot. Site count is not enrollment count; per-site enrollment is not available from source.

Identifiers

Registered as

NCT IDNCT05303857
Org study IDCRC2020SEMA

Timeline

Milestones

Study start2022-03-03actual
Study first posted2022-03-31actual
Primary completion2023-12-15actual
Study completion2025-04-17actual
Last update posted2025-06-11actual

Assets

Investigational agents

Who this study enrolls

Type 2 diabetes

Who can enroll

Minimum age18 Years
Maximum age75 Years
SexAll
Healthy volunteersNot accepted

Inclusion criteria

Age of 18 - 75 years
Diagnosis of type 2 diabetes mellitus: defined by fasting glucose ≥ 126 mg/dl or HbA1c ≥ 6,5 % or on oral single or dual blood glucose lowering medication (held constant for the last 3 months)
HbA1c ≥ 7.0%
Male and Female patients (females of child bearing potential must be using adequate contraceptive precautions)
Females of childbearing potential or within two years of the menopause must have a negative urine pregnancy test at screening visit
Informed consent (§ 40 Abs. 1 Satz 3 Punkt 3 AMG) has to be given in written form

Exclusion criteria

Any other form of diabetes mellitus than type 2 diabetes mellitus
Use of insulin, sulfonylurea or GLP-1 analogue within the past 3 months
Patients with more than two oral blood glucose lowering medication
HbA1c ≥ 10.5%
Body mass index > 40 kg/m²
Fasting plasma glucose > 240 mg/dl
Any form of diabetic retinopathy, macular oedema
Estimated glomerular filtration rate (eGFR) < 30 ml/min/1.73m²
Acute or chronic pancreatitis
Uncontrolled arterial hypertension (BP ≥ 180/110 mmHg)
Any history of stroke, transient ischemic attack, instable angina pectoris, or myocardial infarction within the last 3 months prior to study inclusion
Congestive heart failure (CHF) NYHA stage III and IV
Drug or alcohol abuses
Pregnant or breast-feeding patients

Subset of patients receiving ASL-MRI, exclusion criteria-

Patients with contraindications to MRI, including:

Brain aneurysm clip
Implanted neural stimulator
Implanted cardiac pacemaker or defibrillator, or presence of intracardiac wires
Prosthetic heart valves
Cochlear implant
Ocular foreign bodies that might be ferromagnetic (e.g., metal shavings)
Other implanted medical devices (e.g., insulin pumps)
Metal shrapnel or bullets still in the body
Severe claustrophobia
Tattoos (as determined by the Investigator and Imager)
Weight in excess of MRI machine capacity

Endpoints (15)

What's being measured

Protocol endpoints and posted registry outcome measures, grouped into outcome categories. Composite endpoints show their component event types. Standard codes (LOINC, SNOMED CT) are shown where available.

Coverage by outcome category

Cardiometabolic biomarkers
11
Other clinical outcomes
3
Renal / kidney
1

Renal / kidney

1 endpoint
Secondary/protocol endpoint

Renal perfusion of both kidneys assessed by Arterial Spin Labeling MRI

Time frame:16 weeks

change from baseline, improvement

Cardiometabolic biomarkers

11 endpoints
Primary/protocol endpoint

Central (aortic) pulse pressure assessed by Sphygmocor XCEL

Time frame:16 weeks

change from baseline, improvement

Secondary/protocol endpoint

Central (aortic) systolic pressure assessed by Sphygmocor XCEL

Time frame:16 weeks

Systolic BP, change

change from baseline, improvement

LOINC 8480-6

Secondary/protocol endpoint

Augmentation pressure assessed by Sphygmocor XCEL

Time frame:16 weeks

change from baseline, improvement

Secondary/protocol endpoint

Augmentation index (cAIX@75) assessed by Sphygmocor XCEL

Time frame:16 weeks

change from baseline, improvement

Secondary/protocol endpoint

Forward wave amplitude assessed by Sphygmocor XCEL

Time frame:16 weeks

change from baseline, improvement

Secondary/protocol endpoint

Backward wave amplitude assessed by Sphygmocor XCEL

Time frame:16 weeks

change from baseline, improvement

Secondary/protocol endpoint

Flow-mediated Vasodilation (FMD) of the brachial artery assessed by UNEX EF

Time frame:16 weeks

change from baseline, improvement

Secondary/protocol endpoint

Pulse wave velocity assessed by Sphygmocor XCEL

Time frame:16 weeks

change from baseline, improvement

Secondary/protocol endpoint

24-h ambulatory BP (brachial and central) assessed by Mobil-O-Graph®

Time frame:16 weeks

change from baseline, improvement

Secondary/protocol endpoint

24-h ambulatory vascular parameter assessed by Mobil-O-Graph®

Time frame:16 weeks

change from baseline, improvement

Secondary/protocol endpoint

24-h ambulatory vascular parameter assessed by Mobil-O-Graph®

Time frame:16 weeks

change from baseline, improvement

Other clinical outcomes

3 endpoints
Secondary/protocol endpoint

Outer diameter of small retinal arterioles assessed by Scanning laser Doppler flowmetry

Time frame:16 weeks

change from baseline, improvement

Secondary/protocol endpoint

Inner diameter of small retinal arterioles assessed by Scanning laser Doppler flowmetry

Time frame:16 weeks

change from baseline, improvement

Secondary/protocol endpoint

Wall to lumen ratio of small retinal arterioles assessed by Scanning laser Doppler flowmetry

Time frame:16 weeks

change from baseline, improvement

Provenance

Sources

Trial identity, design, statusClinicalTrials.gov API v2
Snapshot dateJuly 6, 2026
Endpoint classificationDelfa endpoint taxonomy v2 (May 13, 2026)
Results tableno registry results posted yet

Trial facts come from public ClinicalTrials.gov records. Endpoint categories are Delfa's classification of those records, not a ClinicalTrials.gov field. All figures reflect the July 6, 2026 snapshot.