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Obesity / overweight

A Single and Multiple Ascending Dose Study of HM17321 in Healthy and Obese Participants

Recruiting · Cincinnati, Ohio

Study treatment at no costPHASE1

Always free

Study care at no cost to you

For your time and travel

Many studies pay you back

Most need no insurance or papers

Legal status usually isn't required; we'll tell you each study's requirements

Interpreters available

Ask for your language

Your choice

Voluntary — you can stop anytime

What is this study?

This is a Phase 1 study to evaluate the safety, tolerability, pharmacokinetics, and pharmacodynamics of HM17321 after single and multiple ascending doses in healthy and obese participants.

It is , overseen by an independent and licensed medical staff.

Read the full clinical description

This is a Phase 1 study to evaluate the safety, tolerability, pharmacokinetics, and pharmacodynamics of HM17321 after single and multiple ascending doses in healthy and obese participants.

Who this study is looking for

In plain language, from the study's own rules. The study team confirms the full details with you — this isn't a final yes or no.

✅ You may be able to join if…

  • Adults age 18 to 65.
  • Part A: Healthy participants with BMI at screening from 20 to 27 kg/m² (inclusive).
  • Part B: Healthy obese participants with BMI at screening from 30 to 45 kg/m² (inclusive).
  • Stable body weight with less than a 5% change in the past 3 months.
  • You can give written informed consent.

🚫 You may not be able to join if…

  • History of any bariatric (weight-loss) procedure.
  • Uncontrolled thyroid disease (TSH >6.0 or <0.4 mIU/L).
  • Abnormal liver tests or clinically significant liver disease (Part A: ALT/AST ≥ ULN or bilirubin ≥ ULN; Part B: ALT/AST >2× ULN or bilirubin >1.5× ULN).
  • Abnormal pancreatic function (Part A: amylase or lipase ≥ ULN; Part B: amylase or lipase >3× ULN).
  • Certain serious heart, kidney, or infection issues (including eGFR <60, or positive hepatitis B, hepatitis C, or HIV at screening).

Are you a good fit?

Simplified highlights. The study team always confirms the full details with you.

  • Adults roughly 18–65
  • A BMI around 20 or higher
  • Have Obesity / overweight
  • !Some conditions may not be a fit: Heart / cardiovascular disease, Kidney disease
  • !Not for people who are pregnant or breastfeeding
  • !May require a break from current GLP-1 medications

What to expect, step by step

  1. 1

    Usually a few weeks

    The study team checks whether the study is a good fit for you, with a visit and sometimes lab tests. You can ask any questions before deciding.

  2. 2

    Treatment

    If you join and choose to continue, you receive the study treatment and are watched closely by medical staff.

  3. 3

    Follow-up

    After treatment, the team checks on your health and confirms the visit schedule with you. You can leave the study at any point.

Has this treatment been tested before?

This is an early-stage study. The treatment has gone through laboratory and preliminary testing before being studied in people here.

What you need to know before you apply

What is this study testing?+

This is a Phase 1 study to evaluate the safety, tolerability, pharmacokinetics, and pharmacodynamics of HM17321 after single and multiple ascending doses in healthy and obese participants.

Is it safe? Who makes sure of that?+

This is an early study (Phase 1), focused mostly on safety. Every study is reviewed and monitored by an independent ethics board (called an IRB) whose job is to protect participants, and care is overseen by licensed medical staff. You'll be told the known risks before you agree to anything, and you can stop at any time.

Will I get a placebo instead of the real treatment?+

Some studies compare a treatment against a placebo (an inactive version), and some don't. If this one does, the study team will explain your chances of receiving the active treatment before you decide. Nothing is hidden from you.

I take a GLP-1 medication (like Ozempic or Wegovy). Can I still join?+

Maybe. This study may ask you to pause certain weight or diabetes medications for a period of time (a 'washout') before joining, or it may be looking for people not currently on them. The coordinator will review your medications with you — don't stop any medication on your own.

Does it cost anything? Will I be paid?+

The study treatment and study-related visits are provided at no cost to you. Some studies also pay for your time; the coordinator can tell you if this one does. You should never be asked to pay to take part.

Do I need insurance? Will anyone ask about my immigration status?+

No. You do not need health insurance to take part in a research study, and you will not be asked about your immigration status to join. Taking part is about whether you're a medical fit for the study.

What if English isn't my first language?+

You have the right to understand everything before you agree. Study sites can often provide materials or an interpreter in your language — you can ask the coordinator for one.

Is my information private?+

Yes. Your health information is only shared with the study sites you choose to be contacted by, and only to help match and enroll you. It is never sold, and you can ask us to delete it at any time.

Some requirements (like specific lab values or timing) are confirmed directly by the study team, not by us.

Source: ClinicalTrials.gov · NCT07219589 · Locations: Ohio