Skip to main content
OpenTrials
Not yet recruiting

NCT Number: NCT07812597

A Study Evaluating Safety and Tolerability of Switching From Semaglutide to Zovaglutide in Adults With Obesity (HORIZON-SWITCH-SZ)

The main purpose of this study is to evaluate the safety and tolerability of continuing treatment with zovaglutide injection following titration to 2.4 mg semaglutide injection in adult participants with obesity.

Not yet recruiting

Trial opening soon.

Get Notified

Key information

Age range

18 year–75 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Phase 2

Primary location

Beijing Friendship Hospital, Capital Medical University, Beijing, Beijing Municipality, China

Loading trial locations.

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Male or female subjects aged≥18years and≤75 years at the time of signing the Informed Consent Form (ICF).
  • At screening, Body Mass Index (BMI)≥28kg/m²
  • Weight change due to diet and exercise alone within 3 months prior to screening did not exceed 5%.

Exclusion criteria

  • Previously diagnosed obesity caused by monogenic mutations, other diseases, or medications.
  • Previous diagnosis of diabetes; or HbA1c ≥ 6.5% or fasting blood glucose ≥ 7.0 mmol/L at screening.
  • Used of medicines or treatments that affect weight within 3 months prior to screening.
  • History of acute or chronic pancreatitis, or pancreatic injury.
  • History of medullary thyroid carcinoma (MTC) or type 2 multiple endocrine neoplasia (MEN2) in personal or family history.
  • History of medullary thyroid carcinoma (MTC) or type 2 multiple endocrine neoplasia (MEN2) in personal or family history.
  • Patient Health Questionnaire-9 (PHQ-9) scale score is ≥ 15 at screening
  • Screening Columbia-Suicide Severity Rating Scale(C-SSRS) questionnaire suicide ideation response of "Category 4 or 5," or any "yes" response to suicidal behavior questions

Treatment and study plan

zovaglutide Arm 1

Drug

Zovaglutide will be administered via subcutaneous (SC) injection.

Other names: ZT002 Injection

zovaglutide Arm 2

Drug

Zovaglutide will be administered via subcutaneous (SC) injection.

Other names: ZT002 Injection

semaglutide

Drug

Semaglutide will be administered via subcutaneous (SC) injection.

Primary outcomes

  1. Proportion of participants achieving successful switch from semaglutide 2.4 mg to zovaglutide after randomization

    Time frame: from week 20 (randomization) to week 36

    Measure description:Definition of successful switch: Participants administered the target dose of assigned zovaglutide at both week28 and week32.

Secondary outcomes

  1. Proportion of participants achieving successful switch without severe gastrointestinal adverse event (GIAE)

    Time frame: from week 20 (randomization) to week 36

  2. Proportion of participants achieving successful switch without dose modification

    Time frame: from week 20 (randomization) to week 36

  3. Incidence of GIAE

    Time frame: from week 20 (randomization) to week 40

  4. Percentage of GIAE-free duration relative to total period after randomization

    Time frame: from week 20 (randomization) to week 40

  5. Changes in body weight from randomization

    Time frame: from week 20 ( randomization) to week 36

Interested in participating?

Not yet recruiting

Trial opening soon.

Get Notified

Sponsors and collaborators

Lead sponsor

Beijing QL Biopharmaceutical Co.,Ltd

Industry

Registry information

Official study title

A Multicenter, Randomized, Active-Controlled, Open-Label Phase IIb Study Evaluating Safety and Tolerability of Switching to Zovaglutide Injection After Titration to 2.4 mg Semaglutide Injection (Wegovy®) in Adults With Obesity (HORIZON-SWITCH-SZ)

Important dates

Study start
2026
Primary completion
2028
Study completion
2028
First posted
Sep 10, 2026
Registry last updated
Sep 10, 2026

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

Published trials that share one or more normalized conditions with this study.