ClinicalTrials.gg
Not yet recruitingNCT07797881Updated Sep 16, 2026

A Study of BL-B01D1 With or Without PD-1 Monoclonal Antibody in Patients With High-Risk Locally Advanced Nasopharyngeal Carcinoma

A Phase 2 interventional study of BL-B01D1 and PD-1 monoclonal antibody in Nasopharyngeal Carcinoma (NPC), sponsored by Sichuan Baili Pharmaceutical Co., Ltd.. Not yet recruiting at 1 site in China. Open to participants aged 18 Years to 75 Years. Per ClinicalTrials.gov, last updated 2026-09-16.

Sponsored by Sichuan Baili Pharmaceutical Co., Ltd. (part of Sichuan Biokin Pharmaceutical Co., Ltd.) · Phase 2, Interventional, and Treatment

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Phase
Phase 2
Study type
Interventional
Enrollment
60
Allocation
Randomized
Ages
18 Years to 75 Years
Sex
All
01

Where this study stands

Counted across the records on this site · 2026-11-14

Among 140 studies testing Immune checkpoint inhibitors in Nasopharyngeal Carcinoma — 73 open to participants now, 98 under way, 27 of them phase 3. A drug class: Immune checkpoint inhibitors · Nasopharyngeal Carcinoma.

Planned enrollment
76th of 140
60 · median 75
Started
2026
with 11 others
Phase 2
94 of 140
47 open now
Primary completion
2030-12
later than 93 of 97 live
Registered
139th of 140
by date
Lead sponsor
3 of 140
Sichuan Baili Pharmaceutical Co., Ltd.

Among the 140 studies testing Immune checkpoint inhibitors in Nasopharyngeal Carcinoma, this one is the 76th largest by planned enrollment, is one of 12 that started in 2026, is one of 94 in phase 2, reaches primary completion later than 93 of the 97 other live ones, and was the 139th registered.

Nasopharyngeal Carcinoma

683 studies on the registry are indexed under Nasopharyngeal Carcinoma; 270 are open to participants now.

Browse Nasopharyngeal Carcinoma studies →

Open to participants now

73 of the 140 studies testing Immune checkpoint inhibitors in Nasopharyngeal Carcinoma are open now, in 9 countries. Recruiting first, the newest first:

68 more — sign in →

By country, each count listing its studies:

All 73 open studies →

About Immune checkpoint inhibitors

A class of medicines: which ones, and the studies of each, are on its page →

Who these studies take

Of the 186 Nasopharyngeal Carcinoma studies recruiting now, 42 (23%) set no upper age limit and 135 (73%) stop at 75 or younger; 9 take children under 18; 8 take healthy volunteers.

This study: 18 Years to 75 Years · all sexes · no healthy volunteers.

The full table on the hub →

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02

Study summary

This Phase II study is a clinical trial exploring the efficacy and safety of BL-B01D1 with or without PD-1 monoclonal antibody in patients with high-risk locally advanced nasopharyngeal carcinoma.

03

Conditions studied

  • Nasopharyngeal Carcinoma (NPC)
04

Who can participate

Ages eligible
18 Years to 75 Years
Sexes eligible
All
Accepts healthy volunteers
No

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  1. No gender restriction;
  2. Age: ≥18 years and ≤75 years;
  3. Expected survival time ≥3 months;
  4. confirmed as newly diagnosed nasopharyngeal carcinoma with "non-keratinizing carcinoma (WHO criteria)";
  5. Patients with locally regionally advanced nasopharyngeal carcinoma(Stage T4N1M0 or T1-4N2-3M0(AJCC/UICC 9th edition));
  6. Must have at least one as defined by v1.1;
  7. Agree to provide archived tumor tissue specimens from primary or lesions within 1 year, or fresh tissue samples;
  8. (ECOG) performance status score of 0 or 1;
  9. No severe cardiac dysfunction, with (LVEF) ≥50%;
  10. Organ function levels must meet the required criteria;
  11. Urine protein ≤1+ or ≤1000 mg/24h;
  12. For premenopausal women of , a pregnancy test must be performed within 7 days before the start of treatment; serum pregnancy test must exclude pregnancy, and patients must be non-lactating; all enrolled trial participants (regardless of male or female) must take adequate barrier measures throughout the entire treatment period and for 7 months after the completion of treatment.

Exclusion criteria

Exclusion Criteria:

  1. Prior receipt of any anti-tumor systemic therapy regimen for nasopharyngeal carcinoma;
  2. Use of modern traditional Chinese medicine preparations that have been approved by the NMPA for anti-tumor therapy within 2 weeks prior to the first dose;
  3. History of severe cardiac or cerebrovascular disease;
  4. Prolonged , complete left bundle branch block, second- or third-degree atrioventricular block, or frequent and uncontrolled arrhythmias;
  5. Active diseases and inflammatory diseases;
  6. Diagnosis of active within 3 years prior to study randomization;
  7. Hypertension inadequately controlled by two antihypertensive agents;
  8. Trial participants with poorly controlled blood glucose;
  9. History of interstitial lung disease/interstitial pneumonia requiring therapy, etc.;
  10. Concurrent pulmonary disease resulting in severe impairment of respiratory function;
  11. Trial participants with massive serous cavity effusion, or symptomatic serous cavity effusion, or serous cavity effusion that is poorly controlled;
  12. Imaging findings indicating tumor invasion or encasement of major blood vessels in the neck, pharynx, or other regions;
  13. Unstable thrombotic events requiring therapeutic intervention within 6 months prior to screening;
  14. Trial participants with a history of allergy to recombinant humanized antibodies or human-mouse chimeric antibodies, or allergy to any component of BL-B01D1;
  15. Prior history of organ transplantation or hematopoietic stem cell transplantation;
  16. Positive antibody, active tuberculosis, active virus infection, or active virus infection;
  17. Severe infection occurring within 4 weeks prior to the first use of the drug;
  18. History of psychotropic substance abuse that cannot be abstained from, or history of severe neurological or psychiatric disorders;
  19. Severe and unhealed wounds, ulcers, or fractures within 4 weeks prior to signing ;
  20. Trial participants with bleeding or obvious bleeding tendency within 4 weeks prior to the first dose of the investigational drug;
  21. Trial participants with inflammatory bowel disease, history of extensive bowel resection, history of immune-mediated enteritis, intestinal obstruction, or chronic diarrhea, etc.;
  22. Trial participants who plan to receive or have received within 28 days prior to study randomization;
  23. Other conditions that, in the investigator's judgment, make the participant unsuitable for participation in this clinical trial due to complications or other reasons.
Terms in these criteria, in plain language(21)

Underlined terms in the criteria open these too. Explained by clinicaltrials.gg, not part of the registry record. The study team decides who can take part.

Histologically or cytologically confirmed

The diagnosis was confirmed by looking at a sample under a microscope: tissue from a biopsy or surgery (histology), or cells from a fluid or needle sample (cytology).

Your pathology report is the document that shows this.

Measurable disease

The amount of disease can be tracked with a defined measurement, so the study can see whether it shrinks or grows. It might be a tumour measured on a scan or, in some blood cancers such as myeloma, a marker measured in blood or urine.

The criteria or the study team say which measurement counts — having no tumour visible on a scan does not by itself rule you out.

RECIST

The standard rules for measuring tumours on CT or MRI scans, to tell whether a cancer is shrinking, stable or growing during treatment.

“Measurable disease per RECIST 1.1” usually means at least one tumour 10 mm or more at its longest on a CT scan, or a lymph node 15 mm or more across its short axis.

Metastases

Cancer that has spread from where it began to other parts of the body. “Metastatic” cancer is cancer that has spread this way.

ECOG performance status

A scale of how much an illness limits everyday activity. For people being assessed to join a study, scores run from 0 (fully active) to 4; lower is more active.

0
Fully active, no restrictions.
1
Limited in strenuous activity, but walking and able to do light work, such as housework or office work.
2
Walking and able to look after yourself, but unable to work; up and about more than half of waking hours.
3
Able to look after yourself only in part; in bed or a chair more than half of waking hours.
4
Unable to look after yourself at all; in bed or a chair all day.

Studies most often ask for 0–1 or 0–2. Your doctor gives the score; the WHO scale uses the same steps. The full scale also has 5, which records death.

LVEF (left ventricular ejection fraction)

The share of blood the heart’s main pumping chamber (the left ventricle) pushes out with each beat, measured by an echocardiogram (heart ultrasound) or a MUGA scan. About 50–70% is normal.

Childbearing potential

Able to become pregnant: from the first period until menopause, unless permanently unable to through surgery (removal of the womb, or of both ovaries or both fallopian tubes).

Criteria for people of childbearing potential usually ask for a negative pregnancy test and for contraception during the study and for a time after it.

Contraception

Ways of preventing pregnancy. “Highly effective” methods fail less than 1% of the time a year when used correctly — for example an IUD or an implant.

Criteria usually say which methods count and how long to keep using them after the last dose, sometimes for male participants too. Some studies accept a partner’s vasectomy if it was confirmed successful and that person is the participant’s only sexual partner.

QT and QTc

On an ECG, the QT interval is the time the heart’s lower chambers take to activate electrically and recover in each beat. QTc is that time adjusted for heart rate (QTcF by Fridericia’s formula, QTcB by Bazett’s). Some medicines lengthen it, and a long QTc can raise the risk of a dangerous heart rhythm.

The study may name a correction formula and a limit in milliseconds, often around 450–480.

Autoimmune disease

A condition in which the immune system attacks the body’s own tissues, such as rheumatoid arthritis, lupus, psoriasis, type 1 diabetes or inflammatory bowel disease.

Immunotherapy studies often leave out active autoimmune disease, and some name exceptions, such as thyroid disease on replacement hormone. Check the exceptions this study lists.

Cancer (malignancy)

Malignancy means cancer. Criteria about another or earlier malignancy ask whether you have had a different cancer, usually within a set number of years.

Some are commonly allowed, such as treated skin cancers other than melanoma and early cancers removed completely — check the exceptions this study lists.

Corticosteroids (steroids)

Anti-inflammatory medicines such as prednisone, prednisolone and dexamethasone — not the anabolic steroids used for muscle.

Studies differ in what they allow: check which steroid medicines, routes (tablets, injections, creams, inhalers, eye drops) and doses this study accepts.

Excipients

The other ingredients in a medicine besides the active drug, such as fillers, colours or preservatives.

Allogeneic and autologous transplant

Stem cell (bone marrow) transplants. Allogeneic uses cells from a donor; autologous uses your own cells, collected earlier and given back.

HIV

The human immunodeficiency virus, which weakens the immune system.

Many studies now accept people whose HIV is controlled on treatment, judged by the viral load and the CD4 count. Check the limits this study sets.

Hepatitis B tests

Hepatitis B is a virus that infects the liver. These are separate tests: HBsAg positive usually means a current infection (a recent vaccination can briefly cause it too); total anti-HBc (HBcAb) positive means an infection now or in the past; HBV DNA measures how much virus is in the blood.

Some studies accept a past infection if HBV DNA is undetectable, sometimes with antiviral medicine during the study. Check what this study allows.

Hepatitis C tests

Hepatitis C is a virus that infects the liver. An HCV antibody test can stay positive after an infection has cleared (and is occasionally positive without one); an HCV RNA test shows whether the virus is there now.

After treatment, hepatitis C counts as cured when HCV RNA is still undetectable 12 weeks or more after the treatment ended. Studies often accept people cured this way.

Investigational drug or device

A drug or device being studied in a clinical trial.

It may be new, or already approved and being studied for another use, dose or form. Criteria often leave out people who took part in another study of one within a recent period, commonly 30 days or five half-lives.

Informed consent

Before you join, the study team explains what taking part involves — its purpose, what happens, the risks and possible benefits — and answers your questions, so you can decide freely. Consent is usually recorded on a form (the informed consent form, ICF) signed by you or, where the law allows, by someone legally authorised to decide for you.

You can keep asking questions during the study, you are told of new information that matters, and you can choose to leave at any time.

Clinically significant

Judged by the study doctor to matter for your health or for the study. It is a doctor’s decision, so ask the study team if you are unsure whether something counts.

Live vaccines

Vaccines made with a weakened form of the germ, such as measles–mumps–rubella (MMR), chickenpox and yellow fever. They can be risky when the immune system is weakened. Flu injections are not live; the nasal flu spray is.

05

Study design

Phase
Phase 2
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Parallel assignment
Masking
None (open label)
Enrollment
60 participants (estimated)

Study arms

  • Experimental
    BL-B01D1+PD-1 monoclonal antibody

    Participants receive BL-B01D1+PD-1 monoclonal antibody for the first cycle (3 weeks). Participants with clinical benefit could receive additional treatment for more cycles. The administration will be terminated because of disease progression or intolerable toxicity occurring or other reasons.

    Drug: BL-B01D1 · Drug: PD-1 monoclonal antibody

  • Experimental
    BL-B01D1

    Participants receive BL-B01D1 for the first cycle (3 weeks). Participants with clinical benefit could receive additional treatment for more cycles. The administration will be terminated because of disease progression or intolerable toxicity occurring or other reasons.

    Drug: BL-B01D1

  • Active comparator
    Gemcitabine + Cisplatin

    Participants receive Gemcitabine + Cisplatin for the first cycle (3 weeks). Participants with clinical benefit could receive additional treatment for more cycles. The administration will be terminated because of disease progression or intolerable toxicity occurring or other reasons.

    Drug: Gemcitabine · Drug: Cisplatin

Interventions

  • Administration by intravenous infusion for a cycle of 3 weeks.

    Also known as: iza-bren, izalontamab brengitecan, BMS-986507

  • Administration by intravenous infusion for a cycle of 3 weeks.

  • Administration by intravenous infusion for a cycle of 3 weeks.

  • Administration by intravenous infusion for a cycle of 3 weeks.

06

What researchers measure

Primary outcomes

  1. Complete Response Rate(CRR)

    Post-induction therapy complete response rate will be investigated.

    Time frame: Up to approximately 24 months

Secondary outcomes

  1. Overall Survival (OS)

    Overall survival (OS) is defined as the time between the day the subject is randomized and the subject's death.

    Time frame: Up to approximately 24 months

  2. Event-free Survival(EFS)

    Event-free Survival will be investigated.

    Time frame: Up to approximately 24 months

  3. Distant Metastasis-free Survival(DMFS)

    Distant Metastasis-free Survival will be investigated.

    Time frame: Up to approximately 24 months

  4. Locoregional Recurrence-free Survival(LRRFS)

    Locoregional Recurrence-free Survival will be investigated.

    Time frame: Up to approximately 24 months

  5. Treatment Emergent Adverse Event (TEAE)

    TEAE is defined as any unfavorable and unintended change in the structure, function, or chemistry of the body temporally emerging, or any worsening (i.e., any clinically significant adverse change in frequency and/or intensity) of a pre-existing condition during the treatment of BL-B01D1. The type, frequency and severity of TEAE will be evaluated during the treatment of BL-B01D1.

    Time frame: Up to approximately 24 months

07

Study locations

1 site
08

Timeline

Tracking since Sep 25, 2026
ElapsedEstimatedEstimated, not yet reachedSimilar studies: half by the dot; the band is the middle halfHalf of similar studies reached it by the dot; the band is the middle half, from a quarter to three quarters

Start is estimated for Sep 2026; primary completion for Dec 2030, 51 months later.

Of 143 phase 2 interventional studies under Nasopharyngeal Carcinoma, half reached primary completion within 43 months of starting (the median), counting those still running; a quarter within 28 and three quarters within 65. This study's planned 51 months is above that.

How these figures are worked out, and which studies are left out of them.

Registered
Aug 27, 2026
First posted
Sep 1, 2026
StartEst.
Sep 2026
Primary completionEst.
Dec 2030
CompletionEst.
Dec 2030
Last update
Sep 16, 2026
What these dates mean
Start.
When the first participant enrolled; while estimated, when the study expects to open to recruitment.
Primary completion.
When the last participant was examined or treated to collect data for the study's main question, its primary outcome. A study that stopped early gives the date its data collection stopped.
Completion.
When the last participant's last visit took place, for every outcome, secondary ones and side effects included: the end of the study. Often later than primary completion, sometimes the same day.
Actual and Est.
Actual means the registry says the date has happened. Est. (estimated) is a date the sponsor plans or expects. It can still move, and the sponsor is expected to change it to actual once it has passed.
No changes since tracking began. The registry record was last updated on Sep 16, 2026, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
09

Registry details

Key details

Study ID
NCT07797881
Collaborators
Baili-Bio (Chengdu) Pharmaceutical Co., Ltd.
Responsible party
Sponsor
First posted
Sep 1, 2026
Start date
Sep 2026 (estimated)
Primary completion
Dec 2030 (estimated)
Completion
Dec 2030 (estimated)
Last update
Sep 16, 2026

Study contacts

Sa Xiao, PHD
Contact
xiaosa@baili-pharm.com
+86 15013238943

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is not yet recruiting, as verified in Sep 2026. You cannot join it, but the record below documents what was studied.

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Discussion

Questions and observations about this study, from anyone following it. Not medical advice, and not a channel to the study team — their contact details are on the registry record.

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Studies of the drugs tested here: Izalontamab brengitecan · Immune checkpoint inhibitors

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