Gastro-oesophageal Reflux Disease Trial, Recruiting
Who may be able to join
AI generated eligibility summary. Written by an AI model from the official source data and checked on a sample basis. It can contain mistakes, so confirm anything important against the original source. How we use AI
Who might be able to join this trial:
- People who are between 18 and 65 years old, of any gender
- People with a body mass index (BMI) between 35 and 55 (a measure of body weight relative to height)
- People whose BMI falls within that range both before and after completing 6 months of non-surgical weight management attempts
- People who have acid reflux disease (GERD), confirmed by a specific pH monitoring test called the Bravo pH test, showing that stomach acid is entering the food pipe more than a certain amount
- People who have health insurance that covers the costs of weight-loss surgery and related medical care before and after the procedure
- Women who could become pregnant must be using suitable contraception throughout the study and must have a negative pregnancy test at the start of the study and before surgery
- People who are able to read and sign a consent form agreeing to take part
Who may not be able to join:
- People who have a hiatal hernia (where part of the stomach pushes up through the diaphragm) larger than 2 cm
- People who have a significant problem with how the muscles of the food pipe move food, as assessed by the trial doctor
- People who have severe gastroparesis (a condition where the stomach empties very slowly)
- People who have previously had weight-loss surgery or surgery to treat acid reflux
- People who have Barrett's oesophagus (a condition where the lining of the food pipe is damaged by long-term acid exposure)
- People who would need mesh material used during their procedure
- People with severe heart problems (such as severe heart failure or unstable heart disease) or end-stage lung disease, as determined by the trial doctor
- People who have a pacemaker, implantable defibrillator, or nerve stimulation device
- People who have high blood pressure in the liver's blood vessels (portal hypertension) or liver scarring (cirrhosis)
- People who have chronic pancreatitis (long-term inflammation of the pancreas)
- People currently undergoing cancer treatment
- People who are unable to have general anaesthesia
- People with a serious, uncontrollable blood clotting disorder
- People with severe or uncontrolled inflammatory bowel disease
- People with a severe or uncontrolled psychiatric condition, such as psychosis or bipolar disorder, as identified during the standard pre-surgery mental health assessment
- People who have had thoughts of suicide, or have unstable or untreated major depression, within the past year
- People who have had an alcohol or substance use disorder within the past year
- People who are pregnant, breastfeeding, or planning to become pregnant within the next 24 months
- People who may have difficulty understanding or following the instructions required before and after surgery
- People with any other current or past health condition that, in the trial doctor's opinion, would make weight-loss surgery (sleeve gastrectomy) unsuitable or unsafe for them (confirm with trial site)
Important: Always verify eligibility with the trial site directly before applying.
Based on publicly available eligibility criteria from ClinicalTrials.gov. Verify directly with the trial site before acting. This is not medical advice.
Contact this trial
Principal Investigator: Ninh T. Nguyen, MD, University of California, Irvine
Phone: 714 456 8598
Contact details sourced from ClinicalTrials.gov. Verify directly with the trial site before attending.
GP referral letter
Print a one-page summary to share with your doctor.
Trial details
Where this trial is recruiting
Primary endpoints
% Acid Exposure Time (%AET)
Can't join this trial?
Data last synced from ClinicalTrials.gov: 28 July 2026. Trial status can change. Always verify current status directly with the trial site before making any decision.