New weekly shot could help millions shed pounds and control diabetes
NCT ID NCT07284901
First seen Jun 27, 2026 · Last updated Sep 04, 2026 · Updated 6 times
Summary
This Phase 3 trial tests a new drug called KAI-9531, given as a weekly injection, in 1700 adults who are overweight or obese and have type 2 diabetes. The study compares KAI-9531 to a placebo to see if it leads to greater weight loss and better blood sugar control over 76 weeks. Participants must have tried and failed to lose weight before.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- KAI-9531
- What this could lead to
- If successful, this could offer a new once-weekly injection to help people with obesity and diabetes lose weight and improve blood sugar control.
- What could go wrong
- This is a large Phase 3 trial, but the drug is still experimental. It may not prove superior to placebo, and side effects are possible. Results may not apply to everyone.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 3
Large-scale testing in a bigger group. Usually the last step before a treatment can be approved.
- Participants
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About 1,156 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Jan 2026
- Expected to finish
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Apr 2028
An estimate. End dates often move.
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Key Inclusion Criteria: * Diagnosis of type 2 diabetes mellitus (T2DM). * Receiving stable therapy for T2DM for 3 months prior to Screening. This includes diet and/or exercise alone or in combination with any oral medication for T2DM treatment except for DPP-4 inhibitors. Participants can be treatment naïve if they have an HbA1c of 6.5% to 7.5%, inclusive. * BMI ≥27 kg/m\^2. * History of being unresponsive to at least 1 self-reported effort to lose weight with diet and/or exercise in the last 6 months. Key Exclusion Criteria: * Current diagnosis or history of type 1 diabetes mellitus (T1DM) or any other type of diabetes except T2DM. * History of diabetic ketoacidosis or hyperosmolar state/coma within 1 year prior to Screening. * History of severe hypoglycemia or hypoglycemia unawareness within 1 year prior to Screening. * Started medications within 3 months prior to Screening that may cause significant weight change, including, but not limited to, tricyclic antidepressants, atypical antipsychotics, mood stabilizers, or phentermine. * Unstable weight defined as self-reported change in body weight exceeding 5% within 3 months prior to Screening. * Family or personal history of multiple endocrine neoplasia Type 2 or medullary thyroid cancer. * Uncontrolled hypertension or unstable cardiovascular disease. * History of chronic or acute pancreatitis. * Known clinically significant gastric emptying abnormality or chronic treatment with medications that directly affect gastrointestinal (GI) motility if taken for \>30 days continually within 3 months prior to Screening. * History of suicide attempt. * History of significant active or unstable Major Depressive Disorder (MDD) or other severe psychiatric disorder within 2 years prior to Screening. * Received treatment with semaglutide, tirzepatide, GLP-1 receptor agonists, GLP-1/glucose-dependent insulinotropic polypeptide (GIP) agonists, glucagon receptor agonists, or other weight loss medications or treatments aside from diet and exercise within 3 months prior to Screening. Note: Additional inclusion/exclusion criteria may apply, per protocol.
Get updates
Get notified about this study
Sign up to get updates when this study changes or when new studies for Obesity are added.
Genom att skicka in godkänner du våra Användarvillkor
Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The study's own enquiry address
This study publishes an address for enquiries. See it below .
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The places running it
165 sites in 11 countries. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Show contact details
Enter your email to view the contact information for this study.
Genom att skicka in godkänner du våra Användarvillkor
Study contacts
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Contact
Email: •••••@•••••
Locations
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Kailea Clinical Site
RECRUITINGMemphis, Tennessee, 38119, United States
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Kailera Clinical Site
RECRUITINGOviedo, Principality of Asturias, 33011, Spain
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Kailera Clinical Site
RECRUITINGCastilleja de la Cuesta, Sevilla, 41950, Spain
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Kailera Clinical Site
RECRUITINGMadrid, 28003, Spain
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Kailera Clinical Site
RECRUITINGSeville, 41003, Spain
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Kailera Clinical Site
RECRUITINGSeville, 41013, Spain
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Kailera Clinical Site
RECRUITINGValencia, 46014, Spain
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Kailera Clinical Site
RECRUITINGTruro, Cornwall, TR1 3LJ, United Kingdom
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Kailera Clinical Site
RECRUITINGPlymouth, Devon, PL6 8DH, United Kingdom
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Kailera Clinical Site
RECRUITINGBournemouth, Dorset, BH7 7DW, United Kingdom
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Kailera Clinical Site
RECRUITINGHull, East Yorkshire, HU3 2JZ, United Kingdom
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Kailera Clinical Site
RECRUITINGGlasgow, Glasgow City, G51 4TF, United Kingdom
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Kailera Clinical Site
RECRUITINGLondon, Greater London, EC1M 6BQ, United Kingdom
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Kailera Clinical Site
RECRUITINGStevenage, Hertfordshire, SG1 4AB, United Kingdom
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Kailera Clinical Site
RECRUITINGLeicester, Leicestershire, LE5 4PW, United Kingdom
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Kailera Clinical Site
RECRUITINGNottingham, Nottinghamshire, NG7 2QW, United Kingdom
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Kailera Clinical Site
RECRUITINGYate, South Gloucestershire, BS37 4AX, United Kingdom
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Kailera Clinical Site
RECRUITINGNewcastle upon Tyne, Tyne and Wear, NE1 4LP, United Kingdom
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Kailera Clinical Site
RECRUITINGBradford, West Yorkshire, BD9 6RJ, United Kingdom
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Kailera Clinical Site
RECRUITINGManchester, M13 9WL, United Kingdom
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Kailera Clinical Site
RECRUITINGCullman, Alabama, 35055, United States
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Kailera Clinical Site
RECRUITINGPhoenix, Arizona, 85012, United States
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Kailera Clinical Site
RECRUITINGSun City, Arizona, 85351, United States
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Kailera Clinical Site
RECRUITINGLittle Rock, Arkansas, 72205, United States
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Kailera Clinical Site
RECRUITINGEscondido, California, 92025, United States
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Kailera Clinical Site
RECRUITINGLa Mesa, California, 91942, United States
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Kailera Clinical Site
RECRUITINGMontclair, California, 91763, United States
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Kailera Clinical Site
RECRUITINGNorthridge, California, 91325, United States
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Kailera Clinical Site
RECRUITINGOceanside, California, 92058, United States
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Kailera Clinical Site
RECRUITINGToluca Lake, California, 91602, United States
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Kailera Clinical Site
RECRUITINGStamford, Connecticut, 06905, United States
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Kailera Clinical Site
RECRUITINGBradenton, Florida, 34209, United States
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Kailera Clinical Site
RECRUITINGHollywood, Florida, 33024, United States
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Kailera Clinical Site
RECRUITINGJupiter, Florida, 33458, United States
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Kailera Clinical Site
RECRUITINGMiami, Florida, 33135, United States
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Kailera Clinical Site
RECRUITINGMiami Lakes, Florida, 33016, United States
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Kailera Clinical Site
RECRUITINGOrange City, Florida, 32763, United States
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Kailera Clinical Site
RECRUITINGOrlando, Florida, 32801, United States
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Kailera Clinical Site
RECRUITINGOrlando, Florida, 32803, United States
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Kailera Clinical Site
RECRUITINGThe Villages, Florida, 32162, United States
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Kailera Clinical Site
RECRUITINGDecatur, Georgia, 30030, United States
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Kailera Clinical Site
RECRUITINGLilburn, Georgia, 30047, United States
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Kailera Clinical Site
RECRUITINGMarietta, Georgia, 30060, United States
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Kailera Clinical Site
RECRUITINGRiverdale, Georgia, 30274, United States
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Kailera Clinical Site
RECRUITINGSkokie, Illinois, 60077, United States
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Kailera Clinical Site
ACTIVE_NOT_RECRUITINGSpringfield, Illinois, 62702, United States
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Kailera Clinical Site
RECRUITINGNewton, Kansas, 67114, United States
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Kailera Clinical Site
RECRUITINGShreveport, Louisiana, 71105, United States
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Kailera Clinical Site
RECRUITINGAnnapolis, Maryland, 21401, United States
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Kailera Clinical Site
RECRUITINGColumbia, Maryland, 21045, United States
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Kailera Clinical Site
RECRUITINGBoston, Massachusetts, 02115, United States
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Kailera Clinical Site
RECRUITINGFarmington Hills, Michigan, 48334, United States
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Kailera Clinical Site
RECRUITINGMissoula, Montana, 59804, United States
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Kailera Clinical Site
RECRUITINGLincoln, Nebraska, 68516, United States
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Kailera Clinical Site
RECRUITINGLas Vegas, Nevada, 89148, United States
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Kailera Clinical Site
RECRUITINGAlbany, New York, 12203, United States
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Kailera Clinical Site
RECRUITINGLaurelton, New York, 11413, United States
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Kailera Clinical Site
RECRUITINGNew York, New York, 10016, United States
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Kailera Clinical Site
RECRUITINGGreensboro, North Carolina, 27405, United States
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Kailera Clinical Site
RECRUITINGMonroe, North Carolina, 28112, United States
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Kailera Clinical Site
RECRUITINGMorehead City, North Carolina, 28557, United States
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Kailera Clinical Site
RECRUITINGMorrisville, North Carolina, 27560, United States
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Kailera Clinical Site
RECRUITINGCleveland, Ohio, 44122, United States
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Kailera Clinical Site
RECRUITINGChickasha, Oklahoma, 73018, United States
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Kailera Clinical Site
RECRUITINGEast Greenwich, Rhode Island, 02818, United States
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Kailera Clinical Site
RECRUITINGSpartanburg, South Carolina, 29303, United States
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Kailera Clinical Site
ACTIVE_NOT_RECRUITINGChattanooga, Tennessee, 37405, United States
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Kailera Clinical Site
RECRUITINGAmarillo, Texas, 79124, United States
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Kailera Clinical Site
RECRUITINGBrownsville, Texas, 78526, United States
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Kailera Clinical Site
RECRUITINGDeSoto, Texas, 75115, United States
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Kailera Clinical Site
RECRUITINGEl Paso, Texas, 79902, United States
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Kailera Clinical Site
RECRUITINGFarmers Branch, Texas, 75234, United States
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Kailera Clinical Site
RECRUITINGKingwood, Texas, 77345, United States
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Kailera Clinical Site
RECRUITINGPlano, Texas, 75093, United States
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Kailera Clinical Site
RECRUITINGTomball, Texas, 77375, United States
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Kailera Clinical Site
RECRUITINGPleasant View, Utah, 84404, United States
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Kailera Clinical Site
RECRUITINGSalt Lake City, Utah, 84117, United States
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Kailera Clinical Site
RECRUITINGManassas, Virginia, 20110, United States
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Kailera Clinical Site
RECRUITINGRichmond, Virginia, 23236, United States
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Kailera Clinical Site
RECRUITINGSeattle, Washington, 98104, United States
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Kailera Clinical Site
RECRUITINGCiudad Autonoma de Buenos Aires, Buenos Aires, 1120, Argentina
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Kailera Clinical Site
RECRUITINGLa Plata, Buenos Aires, 1900, Argentina
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Kailera Clinical Site
RECRUITINGMar del Plata, Buenos Aires, 7600, Argentina
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Kailera Clinical Site
RECRUITINGSan Nicolás de los Arroyos, Buenos Aires, 2900, Argentina
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Kailera Clinical Site
RECRUITINGZárate, Buenos Aires, 2800, Argentina
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Kailera Clinical Site
RECRUITINGGodoy Cruz, Mendoza Province, 5501, Argentina
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Kailera Clinical Site
RECRUITINGRosario, Santa Fe Province, 2000, Argentina
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Kailera Clinical Site
RECRUITINGRosario, Sante Fe, 2000, Argentina
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Kailera Clinical Site
RECRUITINGBuenos Aires, 1056, Argentina
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Kailera Clinical Site
RECRUITINGBuenos Aires, 1060, Argentina
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Kailera Clinical Site
RECRUITINGBuenos Aires, 1061, Argentina
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Kailera Clinical Site
RECRUITINGBuenos Aires, 1128, Argentina
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Kailera Clinical Site
RECRUITINGCórdoba, 5000, Argentina
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Kailera Clinical Site
RECRUITINGCórdoba, 5002, Argentina
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Kailera Clinical Site
RECRUITINGBruce, Australian Capital Territory, 2617, Australia
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Kailera Clinical Site
RECRUITINGBlacktown, New South Wales, 2148, Australia
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Kailera Clinical Site
RECRUITINGCharlestown, New South Wales, 2290, Australia
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Kailera Clinical Site
RECRUITINGKanwal, New South Wales, 2259, Australia
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Kailera Clinical Site
RECRUITINGLeichhardt, New South Wales, 2040, Australia
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Kailera Clinical Site
RECRUITINGPenrith, New South Wales, 2750, Australia
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Kailera Clinical Site
RECRUITINGSydney, New South Wales, 2100, Australia
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Kailera Clinical Site
RECRUITINGSydney, New South Wales, 2228, Australia
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Kailera Clinical Site
RECRUITINGWollongong, New South Wales, 2500, Australia
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Kailera Clinical Site
RECRUITINGHerston, Queensland, 4006, Australia
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Kailera Clinical Site
RECRUITINGMorayfield, Queensland, 4506, Australia
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Kailera Clinical Site
RECRUITINGCamberwell, Victoria, 3124, Australia
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Kailera Clinical Site
RECRUITINGMelbourne, Victoria, 3025, Australia
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Kailera Clinical Site
RECRUITINGSouth Brisbane, 4101, Australia
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Kailera Clinical Site
RECRUITINGKyustendil, Kyustendil Province, 2500, Bulgaria
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Kailera Clinical Site
RECRUITINGPleven, Pleven Province, 5800, Bulgaria
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Kailera Clinical Site
RECRUITINGPlovdiv, Plovdiv Province, 4020, Bulgaria
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Kailera Clinical Site
RECRUITINGRousse, Ruse Province, 7013, Bulgaria
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Kailera Clinical Site
RECRUITINGSofia, Sofia, 1527, Bulgaria
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Kailera Clinical Site
RECRUITINGSofia, Sofia, 1606, Bulgaria
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Kailera Clinical Site
RECRUITINGSofia, Sofia, 1618, Bulgaria
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Kailera Clinical Site
RECRUITINGStara Zagora, Stara Zagora Province, 6000, Bulgaria
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Kailera Clinical Site
RECRUITINGVarna, Varna Province, 9000, Bulgaria
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Kailera Clinical Site
RECRUITINGMontana, 3400, Bulgaria
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Kailera Clinical Site
RECRUITINGBrandýs nad Labem, Central Bohemia, 25001, Czechia
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Kailera Clinical Site
RECRUITINGNáchod, Hradec Králové Region, 54701, Czechia
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Kailera Clinical Site
RECRUITINGTrutnov, Hradec Králové Region, 54101, Czechia
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Kailera Clinical Site
RECRUITINGBohnice, Prague, 18100, Czechia
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Kailera Clinical Site
RECRUITINGPrague, Prague, 14059, Czechia
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Kailera Clinical Site
RECRUITINGBrno, South Moravian, 60200, Czechia
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Kailera Clinical Site
RECRUITINGHolešov, Zlín, 76901, Czechia
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Kailera Clinical Site
RECRUITINGHodonín, 69501, Czechia
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Kailera Clinical Site
RECRUITINGOlomouc, 77900, Czechia
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Kailera Clinical Site
RECRUITINGPardubice, 53002, Czechia
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Kailera Clinical Site
RECRUITINGPrague, 15000, Czechia
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Kailera Clinical Site
RECRUITINGUherské Hradiště, 68601, Czechia
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Kailera Clinical Site
RECRUITINGTübingen, Baden-Wurttemberg, 72076, Germany
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Kailera Clinical Site
RECRUITINGFalkensee, Brandenburg, 14612, Germany
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Kailera Clinical Site
RECRUITINGCologne, North Rhine-Westphalia, 51069, Germany
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Kailera Clinical Site
RECRUITINGEssen, North Rhine-Westphalia, 45355, Germany
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Kailera Clinical Site
RECRUITINGOldenburg in Holstein, Schleswig-Holstein, 23758, Germany
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Kailera Clinical Site
RECRUITINGSchwerin, 19055, Germany
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Kailera Clinical Site
RECRUITINGGrafton, Auckland, 1010, New Zealand
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Kailera Clinical Site
RECRUITINGNew Lynn, Auckland, 0610, New Zealand
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Kailera Clinical Site
RECRUITINGSilverdale, Auckland, 0932, New Zealand
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Kailera Clinical Site
RECRUITINGTakapuna, Auckland, 0622, New Zealand
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Kailera Clinical Site
RECRUITINGNawton, Hamilton, 3200, New Zealand
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Kailera Clinical Site
RECRUITINGAuckland, 1023, New Zealand
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Kailera Clinical Site
RECRUITINGHastings, 4120, New Zealand
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Kailera Clinical Site
RECRUITINGNelson, 7011, New Zealand
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Kailera Clinical Site
RECRUITINGBydgoszcz, Kuyavian-Pomeranian Voivodeship, 85-231, Poland
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Kailera Clinical Site
RECRUITINGTorun, Kuyavian-Pomeranian Voivodeship, 87-100, Poland
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Kailera Clinical Site
RECRUITINGKrakow, Lesser Poland Voivodeship, 30-033, Poland
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Kailera Clinical Site
RECRUITINGLublin, Lublin Voivodeship, 20-718, Poland
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Kailera Clinical Site
RECRUITINGSiedlce, Masovian Voivodeship, 08-110, Poland
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Kailera Clinical Site
RECRUITINGWarsaw, Masovian Voivodeship, 00-872, Poland
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Kailera Clinical Site
RECRUITINGBialystok, Podlaskie Voivodeship, 15-351, Poland
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Kailera Clinical Site
RECRUITINGGdynia, Pomeranian Voivodeship, 81-338, Poland
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Kailera Clinical Site
RECRUITINGChorzów, Silesian Voivodeship, 41-500, Poland
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Kailera Clinical Site
RECRUITINGGdynia, 81-338, Poland
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Kailera Clinical Site
RECRUITINGKrakow, 30-363, Poland
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Kailera Clinical Site
RECRUITINGWarsaw, 02-677, Poland
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Kailera Clinical Site
RECRUITINGSkierniewice, Łódź Voivodeship, 96-100, Poland
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Kailera Clinical Site
RECRUITINGKielce, Świętokrzyskie Voivodeship, 25-338, Poland
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Kailera Clinical Site
RECRUITINGBayamón, 00959, Puerto Rico
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Kailera Clinical Site
RECRUITINGPonce, 00716, Puerto Rico
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Kailera Clinical Site
RECRUITINGSan Juan, 00907, Puerto Rico
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Kailera Clinical Site
RECRUITINGSan Juan, 00909, Puerto Rico
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Kailera Clinical Site
RECRUITINGVega Baja, 693, Puerto Rico
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Kailera Clinical Site
RECRUITINGFerrol, A Coruna, 15402, Spain
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Kailera Clinical Site
RECRUITINGSeville, Andalusia, 41010, Spain
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Kailera Clinical Site
RECRUITINGVillamartín, Cadiz, 11650, Spain
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Kailera Clinical Site
RECRUITINGBarcelona, Catalonia, 08035, Spain
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