New cancer drug HLX42 enters first human trial
NCT ID NCT06210815
First seen Jun 26, 2026 · Last updated Jun 26, 2026
Summary
This early-stage trial tests HLX42, a drug that targets a protein called EGFR found on some cancer cells. The drug delivers a powerful chemotherapy directly to the tumor. The study involves about 100 adults with advanced solid tumors, including non-small cell lung cancer, who have run out of standard options. The main goal is to check safety and find the best dose.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- HLX42 (an antibody-drug conjugate that targets EGFR and delivers a chemotherapy drug directly to cancer cells)
- What this could lead to
- If successful, this could lead to a new treatment option for people with advanced solid tumors that have stopped responding to standard therapies.
- What could go wrong
- This is an early Phase 1 trial with only 102 participants, so it is primarily testing safety and dosing. The drug may not shrink tumors or may cause significant side effects.
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
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Phase 1
The first testing in people. Mainly checks safety and dose, usually in a small group.
- Participants
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About 102 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Mar 2024
- Expected to finish
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Jun 2027
An estimate. End dates often move.
- Lead sponsor
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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
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18 to 75 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
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: 1. ≥ 18 years and ≤ 75 years at the time of signing the ICF, male or female; 2. Patients with histologically or cytologically confirmed advanced/metastatic malignant solid tumors, who are refractory to or intolerable with standard treatment, or for which no standard treatment is available(stage 1); Patients with histologically or cytologically confirmed advanced/metastatic malignant NSCLC, who are refractory to or intolerable with standard treatment, or for which no standard treatment is available(stage 2); 3. At least one measurable lesion as per RECIST 1.1; 4. An ECOG performance status score of 0-1; 5. Life expectancy \> 3 months; 6. Adequate organ functions as confirmed by laboratory tests within 7 days prior to the first administration of the investigational product; 7. For patients with hepatocellular carcinoma, Child-Pugh score must be A; Exclusion Criteria: 1. History of other malignant tumors within 2 years prior to the first administration, except for cured cervical carcinoma in situ or cutaneous basal cell carcinoma; 2. The histopathological type is large cell carcinoma, adenosquamous carcinoma, other types (including but not limited to sarcomatoid carcinoma, lymphoepithelioma-like carcinoma, NUT carcinoma, etc.), or contains neuroendocrine pathological components, etc. (stage 2); 3. History of (non-infectious) ILD requiring the use of steroids, current ILD, or suspected ILD that cannot be ruled out by imaging at screening; 4. Subjects who are allergic to protein preparations/ monoclonal antibodies/ any component in the formulation of the investigational product; 5. Subjects with known previous serious eye disorders; 6. Active systemic infectious diseases requiring intravenous antibiotics within 2 weeks prior to the first administration of the investigational product; 7. Any poorly-controlled cardiovascular and cerebrovascular clinical symptoms or diseases; 8. Patients who have been assessed as unsuitable for inclusion by the investigator, due to brain metastases, spinal cord compression, or cancerous meningitis with clinical symptoms, or uncontrolled brain or spinal cord metastases that have been evidenced; 9. Patients who have received long-term systemic steroids treatment (equivalent to prednisone \> 10 mg/day) or immunosuppressive agents of any other forms, which should be discontinued at least 2 weeks prior to the first infusion of the investigational product; 10. Patients who have used potent CYP2D6/CYP3A inhibitors or inducers within 2 weeks prior to the first administration; 11. Patients who have history of immunodeficiency, including HIV infection or other acquired or congenital immunodeficiencies, or history of organ transplantation; 12. Patients with active HBV or HCV infection or HBV/HCV co-infection; 13. Pregnant or lactating women; 14. Subjects who are not suitable for participating in this clinical study due to any clinical or laboratory abnormalities or other reasons as assessed by the investigator.
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Conditions
The condition(s) this trial relates to.
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.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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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
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Guangdong Provincial People's Hospital
RECRUITINGGuangdong, Guangzhou, China
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- Oral drug that targets two cancer drivers tested in first human study
- Mitochondria-Targeting drug gamitrinib tested for first time in humans
- Can a Two-Drug combo outsmart advanced cancer?
- Can an experimental pill boost cancer immunotherapy? early trial puts HG146 to the test
- New injectable drug tested for safety in Hard-to-Treat solid tumors
- New antibody drug conjugate tested against advanced cancers