New investigational drug PTT-121: a first step toward future therapies?
NCT ID NCT07768176
First seen Aug 17, 2026 · Last updated Aug 18, 2026 · Updated 1 time
Summary
This early-stage trial is testing an investigational drug called PTT-121 in healthy Chinese adults. The main goal is to see if the drug is safe and tolerable when given intravenously, and to understand how the body processes it. Participants will receive either the drug or a placebo, and researchers will monitor for any side effects and measure drug levels in the blood over time.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- PTT-121, an investigational drug given intravenously
- What this could lead to
- If successful, this early trial could pave the way for further studies of PTT-121 as a potential treatment for various conditions.
- What could go wrong
- This is a very early Phase 1 study focused on safety, not effectiveness. The drug may cause side effects or fail to show promise in later trials.
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
-
Phase 1
The first testing in people. Mainly checks safety and dose, usually in a small group.
- Participants
-
About 84 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
-
Aug 2026
An estimate. Start dates often move.
- Expected to finish
-
Feb 2028
An estimate. End dates often move.
- Lead sponsor
-
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
-
18 to 55 years
- Sex
-
Anyone
- Healthy volunteers
-
Accepted
You do not need to have the condition being studied to take part.
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.
Inclusion Criteria: * Healthy adults aged between 18 and 55 years. * BMI 18.0-26.0. * Those who are adequate to be subjects in this study upon judgment of the investigator after physical examination, clinical laboratory test, examination, etc. Exclusion Criteria: * History of any clinically significant disease or disorder of the cardiovascular, respiratory, gastrointestinal, genitourinary, hematologic/lymphatic, neurologic, reproductive, psychiatric, endocrine, immunologic, musculoskeletal, breast, ear, ocular, thyroid, neoplastic, metabolic, or dermatologic systems, as determined by the Investigator. * History of hypersensitivity to the active ingredient of the investigational product, any of its excipients, or related compounds; or a history of severe drug-induced allergic reactions, including but not limited to angioedema and bronchospasm/asthma.
Get updates
Get notified about this study
Sign up to get updates when this study changes or when new studies for Healthy vollunteer are added.
Genom att skicka in godkänner du våra Användarvillkor
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.
-
The places running it
1 site. The list below names each one and where it is.
-
The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
-
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
Locations
-
Peking University Third Hospital
Beijing, Beijing Municipality, 100089, China
More trials for these conditions
Other studies related to the condition(s) this trial covers.