About this trial
This fictional study is an example of a ClinicalTrials.gov-style record. It describes a Phase 1/2 trial evaluating the safety and tolerability of TB-500 (a 17-23 fragment of thymosin beta 4) versus placebo in adults with stable atherosclerotic cardiovascular disease (ASCVD). Exploratory endpoints assess vascular function and inflammation biomarkers
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Age 40-75 years, able to provide written informed consent.
Documented stable ASCVD (e.g., prior myocardial infarction >6 months ago, prior coronary revascularization, stable angina with objective evidence of ischemia, or symptomatic peripheral artery disease).
On stable guideline-directed medical therapy (e.g., statin and antiplatelet therapy unless contraindicated) for at least 8 weeks before screening.
Resting systolic blood pressure <160 mmHg and diastolic blood pressure <100 mmHg (with or without therapy).
Disqualifiers
Acute coronary syndrome, stroke/transient ischemic attack, or coronary revascularization within 6 months before screening.
New York Heart Association (NYHA) class III-IV heart failure or left ventricular ejection fraction <35%.
Clinically significant arrhythmia requiring recent hospitalization or unstable antiarrhythmic therapy.
Severe renal impairment (eGFR <30 mL/min/1.73 m²) or end-stage renal disease.
Trial design
Sequential
Treatments tested in this trial
TB-500
Drug(thymosin beta 4 17-23 fragment
Placebo
Drugmatching vehicle
Treatment groups
Trial outcomes
Primary outcomes
incidence of treatment-emergent adverse events (TEAEs)
Proportion of participants with at least one TEAE/SAE; severity and relationship assessed by investigator.
Incidence of serious adverse events (SAEs)
Secondary outcomes
Brachial artery flow-mediated dilation (FMD)
Change from baseline in percent FMD measured by standardized ultrasound protocol
High-sensitivity C-reactive protein (hs-CRP)
Change from baseline in hs-CRP concentration.
NT-proBNP
Change from baseline in NT-proBNP concentration.
Exploratory vascular stiffness
Change from baseline in carotid-femoral pulse wave velocity (if available at site).
Sponsors and contacts
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