Phase I Drug-Drug Interaction Study of UBT251 Injection in Participants With Overweight or Obesity

This is a registry record, not a result. A trial being listed, recruiting or completed says nothing by itself about whether the compound works or is safe.

Registry numberNCT07785934
StatusRecruiting
PhasePhase 1
SponsorThe United Bio-Technology (Hengqin) Co., Ltd.
Enrollment48 participants
DesignInterventional, Na, Single Group, Masking: None
ConditionsDrug Drug Interaction (DDI); Pharmacokinetics and Pharmacodynamics
InterventionsUBT251; Metformin hydrochloride; Warfarin Sodium; Atorvastatin calcium; Digoxin
StartMay 27, 2026
Primary completionDec 2026
Study completionDec 2026
Results postedNot yet
Registry last updatedAug 25, 2026

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What the registry says the trial is about

This is a Phase I, open-label, two-cohort study designed to evaluate the drug-drug interaction potential of multiple-dose UBT251 Injection in adult participants with overweight or obesity.

The primary objective of Cohort 1 is to evaluate the effect of UBT251 Injection on the pharmacokinetic (PK) profiles of metformin and warfarin. The secondary objectives of Cohort 1 are to assess the influence of UBT251 Injection on the pharmacodynamic (PD) characteristics of warfarin, to evaluate the safety of UBT251 Injection administered alone, as well as metformin and warfarin administered alone or in combination with UBT251 Injection, and to characterize the PK, PD, and immunogenicity profiles following repeated UBT251 Injection dosing.

The primary objective of Cohort 2 is to evaluate the effect of UBT251 Injection on the PK profiles of atorvastatin and digoxin. The secondary objectives of Cohort 2 are to evaluate the safety of UBT251 Injection alone, atorvastatin and digoxin alone, and their combination with UBT251 Injection, as well as to assess the PK, PD, and immunogenicity characteristics after multiple administrations of UBT251 Injection.

Primary outcomes

These are what the trial was designed to measure first. They are registered in advance, which is what makes a later result checkable.

Outcome measureTime frame
Area under plasma concentration-time curve of metformin (AUC0-u03c4) and S-warfarin, R-warfarin (AUC0-t, AUC0-u221e)From time 0 to 30 hours (metformin, post last dose) and 168 hours (S-warfarin, R-warfarin) after respective doses
Area under plasma concentration-time curve (AUC0-t and AUC0-u221e) of atorvastatin and digoxinFrom time 0 to 72 hours (atorvastatin) and 120 hours (digoxin) after respective single doses

70 secondary outcomes also registered. See the registry record for the full list.

Source: ClinicalTrials.gov (U.S. National Library of Medicine). Last checked against the registry on Nov 1, 2026. See the trial changes feed for what has changed recently.