Actively Recruiting
Evaluating the Impact of Alpha Ketoglutarate (AKG), a Geroprotector, in Reducing Morbidity and Improving Patient-Centred Outcomes After Coronary Artery Bypass Grafting Surgery in Resilient and Poorly-Resilient Patients: A Double-Blind Placebo-Controlled Clinical Trial
Led by National University Hospital, Singapore · Updated on 2025-06-22
250
Participants Needed
2
Research Sites
N/A
Total Duration
On this page
Sponsors
N
National University Hospital, Singapore
Lead Sponsor
W
Wellcome Leap Inc.
Collaborating Sponsor
AI-Summary
What this Trial Is About
Coronary artery bypass grafting surgery (CABG) is a common major surgery performed on older patients, involving significant surgical stress and immune responses. This stress can trigger inflammation and systemic effects, sometimes leading to complications like multiple organ dysfunction. Aging also changes immune function, causing increased inflammation and reduced ability to respond to stress, which may affect recovery from surgery. This study evaluates alpha-ketoglutarate (AKG), a dietary supplement thought to protect against aging-related immune changes and improve surgical resilience in patients undergoing CABG. Participants will be randomly assigned to receive either AKG tablets or placebo tablets once daily. The trial is double-blind and placebo-controlled, assessing the impact of AKG on inflammation and recovery after surgery. Participants will be monitored from surgery through 90 days afterward, with assessments including immune and inflammatory markers, muscle mass and strength, infection rates, frailty, pain, disability, quality of life, fatigue, depression, and patient satisfaction. Researchers will also track hospital resource use and long-term outcomes. The primary measurement is a combined assessment of systemic inflammatory response syndrome and organ dysfunction within 90 days after surgery.
CONDITIONS
Brief Title
Alpha Ketoglutarate Enhances Geroprotection In Surgery (AEGIS)
Who Can Participate
Eligibility Criteria
You may qualify if you...
- Scheduled for elective coronary artery bypass grafting surgery with cardiopulmonary bypass
- Aged 50 years and above
- Adequate cognitive function to provide informed consent
You will not qualify if you...
- Currently taking alpha-ketoglutarate supplements
- Untreated or treated substance abuse disorder
- Untreated or poorly controlled mental health or mood disorders including PTSD, bipolar disorder, schizophrenia, or hospitalization due to mental health in the past 3 years
- HIV/AIDS
- Undergoing or scheduled for chemotherapy or other cancer treatments
- Scheduled for immunosuppressant therapy for transplant
- Active infection requiring antibiotic or antiviral therapy
- Pregnant, planning to conceive, or breastfeeding
- Taking chronic anti-inflammatory drugs such as NSAIDs
- Hypersensitivity to alpha-ketoglutarate, placebo, or any tablet components
AI-Screening
AI-Powered Screening
Complete this quick 3-step screening to check your eligibility
Your Study Journey
Duration - 2 to 4 weeks
Participants are screened for eligibility to participate in the trial.
1 visit (in-person)
Duration - Up to 90 days post-surgery
Participants take either Alpha-ketoglutarate or placebo tablets daily to assess their effects on recovery after coronary artery bypass grafting surgery.
Regular visits during the 90-day postoperative period
Trial Site Locations
Total: 2 locations
1
National University Hospital
Singapore, Singapore, Singapore, 119074
Actively Recruiting
2
Singapore General Hospital
Singapore, Singapore
Actively Recruiting
Research Team
L
Lian Kah Ti
How is the study designed?
Study Type
INTERVENTIONAL
Masking
QUADRUPLE
Allocation
RANDOMIZED
Model
PARALLEL
Primary Purpose
PREVENTION
Number of Arms
2
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