Clinical trial Recruiting at 2 sites Phase 1 Interventional Ages 18 to 60

VK2735 in Obese Adults: A First-in-Humans Dose Rocusing Safety and PK/PD

Official title: A Phase 1, Randomized, Double-Blind, Placebo-Controlled Study to Evaluate the Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics of VK2735 Administration in Adults Who Are Obese (BMI ≥ 30 kg/m2) Without Comorbidities

Run by Viking Therapeutics, Inc. · NCT07838740 · Data updated 2026-11-12

This Phase 1 study tests VK2735 versus placebo to see if it is safe and tolerable in obese adults (BMI ≥ 30) without other diseases.

More Overweight and Obese Adults trials

Quick facts

PhasePhase 1
Study typeInterventional
Ages18 Years to 60 Years
SexAll
Enrollment270 (estimated)
SponsorViking Therapeutics, Inc.
Industry-sponsored
Locations2 sites (Lake Forest, California and 1 other locations)
StatusRecruiting
StartedNovember 18, 2025
Main results expectedMay 2027
Study endsJuly 2027
Registry record updatedSeptember 24, 2026
Trial IDNCT07838740 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates are adults with BMI ≥ 30 kg/m2, in good health other than obesity, and willing to use contraception as required.

Probably not a fit

Patients with significant medical conditions or organ dysfunction, or who do not meet eligibility criteria, may not benefit.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This is a randomized, double-blind, placebo-controlled Phase 1 trial in adults with obesity but no comorbidities. It will evaluate safety, tolerability, pharmacokinetics, and pharmacodynamics of VK2735 across multiple dose regimens. The study has two parts with several dose groups and a total of about 270 participants, each part lasting several weeks with different dosing periods. Participants may switch dosing frequency or route between the two periods while remaining blinded to treatment. The trial is conducted at two Viking Therapeutics sites in California and Florida.

Why it matters

Potential benefit: If successful, VK2735 could prove safe and provide pharmacokinetic data to guide future efficacy dosing.

How similar studies have gone: Other early-phase obesity trials with similar designs have shown it is feasible to study multiple dose regimens in a blinded, randomized framework.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Must be capable of giving a signed informed consent form (ICF).
* Must be medically healthy, with no significant medical history, have no clinically significant abnormalities on physical examination at Screening and/or before administration of the initial dose of IP in the opinion of the study Investigator.
* BMI ≥ 30 kg/m2.
* Willing to comply with contraceptive requirements.

Exclusion Criteria:

* Participants with any level of disease or organ system dysfunction as identified during physical examination, medical history, or laboratory testing, as assessed by the Investigator.
* Any surgical or medical condition (active or chronic) that may interfere with IP distribution, metabolism, excretion or drug absorption.
* Any condition that might compromise safety or other endpoints in the study as judged by the Sponsor (or designee) or Investigator.
* History or presence of clinically significant acute or unstable cerebrovascular (stroke), hepatic, renal, gastrointestinal, pulmonary, immunological, endocrine, hematological, oncological, or central nervous disorder that in the opinion of the Investigator would pose a significant risk for the participant.
* Current or past diagnosis of diabetes mellitus (including type 1 and type 2, except gestational diabetes).
* Have a personal or family history of medullary thyroid carcinoma (MTC) or have multiple endocrine neoplasia syndrome type 2 (MEN-2).
* Alanine aminotransferase (ALT) level or aspartate transaminase (AST) level \> 3.0 times the ULN for the reference range.
* Impaired renal function with estimated glomerular filtration rate (eGFR) \< 60 mL/min/1.73 m2 as measured at Screening.

Where it's running

  • Viking Clinical Site #001
    Lake Forest, California, United States
    Recruiting
  • Viking Clinical Site #002
    Miami, Florida, United States
    Recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.