Eligibility |
Inclusion Criteria:
1. Subjects voluntarily participated and signed a written informed consent form
2. Age = 18 years, male or female
3. ECOG performance status of 0 or 1
4. Expected life-expectancy of more than 3 months
5. Solid tumors:
Patients with histologically diagnosed head and neck squamous cell carcinoma (HNSCC),
esophageal cancer (EC), renal cancer (RCC), melanoma, cervical cancer (CC),
non-oncogene driver NSCLC and other solid tumors (requiring MSI-H/ dMMR signature
gene) that are locally advanced, recurrent or metastatic that have failed or are
intolerant to standard therapy.
Hematologic tumors: patients with histologically diagnosed mediastinal large B-cell
lymphoma (PMBCL), diffuse large B-cell lymphoma (DLBCL), mesenchymal large cell
lymphoma (ALCL), peripheral T-cell lymphoma (PTCL), NKT-cell lymphoma, and high-grade
B-cell lymphoma (R/R HGBL) that are intolerant or relapsed/refractory to standard
therapy.
6. Patients with solid tumors have at least 1 measurable lesion according to RECIST v1.1.
Patients with lymphoma have at least 1 measurable lesion or hypermetabolic lesion with
18F-FDG (18F-fluorodeoxyglucose) uptake according to Lugano2014 evaluation criteria.
7. Adequate organ function prior to first use of the trail drug (no blood components,
cell growth factors, leukocyte-raising drugs, platelet-raising drugs, etc., or
hepatoprotective therapy is allowed within 14 days prior to obtaining laboratory
tests)
1. Absolute neutrophil count = 1.5 x 109/L
2. Platelet count = 80 × 109/L (= 90 × 109/L in patients with hepatocellular
carcinoma)
3. Hemoglobin = 90g/L
4. Serum creatinine = 1.5 × upper limit of normal (ULN); for patients with
creatinine level > 1.5 × ULN, according to Cockcroft-Gault formula for creatinine
clearance (CLcr) = 60 mL / min
5. Total bilirubin = 1.5 × ULN
6. AST and ALT = 2.5 × ULN (for Gilbert's syndrome, hepatocellular carcinoma or the
presence of liver metastases, = 5 × ULN)
7. Coagulation function: prothrombin time = 1.5 × ULN, activated partial
thromboplastin time = 1.5 × ULN, international normalized ratio = 1.5 × ULN
8. Cardiac left ventricular ejection fraction (LVEF) > 50%
8. Subjects (both female and male) agree to use effective contraception from the time
they sign the informed consent form until 180 days after the last use of the trial
drug.
9. Recovery from all the other reversible AEs from prior antineoplastic therapy prior to
the first administration of the trail drug (i.e. = grade 1, according to CTCAE v5.0),
excluding alopecia (any grade) and = grade 2 peripheral sensory neuropathy or
lymphocytopenia. Subjects who develop other abnormalities without clinically
significant or investigator-judged risk-free toxicity will be enrolled only after
discussion and approval by the sponsor and investigator.
Exclusion Criteria:
1. Previous treatment with 4-1BB agonist or 4-1BB recombinant fusion protein
2. Received antitumor therapy with chemotherapy, biologic therapy, endocrine therapy,
immunotherapy, or monoclonal antibodies within 4 weeks prior to the first use of the
trail drug, with special circumstances as follows.
1. Including those who have received oral fluorouracil analogues, small-molecule
targeted drugs and herbal or Chinese patent medicine with antitumor indications
within 2 weeks prior to the first use of the trail drug
2. Including those who have received mitomycin or nitrosoureas within 6 weeks prior
to the first use of the trail drug
3. Including those who have received cell-based therapy or antitumor vaccine within
8 weeks prior to the first use of the trail drug
4. In subjects with a high tumor burden, treatment to reduce tumor burden for the
purpose of preventing tumor lysis syndrome during the course of the trial is
excluded
3. Subjects with central nervous system (CNS) metastases or clinical manifestations of
CNS involvement, soft meningeal metastases, or spinal cord compression due to
metastases prior to signing informed consent. Except for symptomatic CNS metastases
that have been treated and stable for =4 weeks prior to the first administration of
the investigational drug and who have been off systemic hormone (at any dose) therapy
for >2 weeks.
4. Subjects with uncontrolled exudate or leaky fluid (thoracic, pericardial, or
abdominal) or one of thoracic fluid >500 ml, pericardial fluid >100 ml, or abdominal
fluid =1000 ml
5. History of autoimmune disease (including but not limited to: systemic lupus
erythematosus, rheumatoid arthritis, autoimmune hepatitis, interstitial pneumonia,
uveitis, enterocolitis, hepatitis, pituitary gland inflammation, vasculitis,
nephritis, hyperthyroidism, hypothyroidism [except for subjects who can be controlled
by hormone replacement therapy only]; except for subjects with skin diseases that do
not require systemic treatment such as vitiligo, psoriasis and alopecia areata; except
for type I diabetes or asthma that has completely resolved in childhood and does not
require any intervention in adulthood, such as asthma patients who require medical
intervention with bronchodilators are not included)
6. Have had other active malignancies within 3 years prior to study entry (from the time
of signing informed consent form). Cured basal or squamous cell carcinoma of the skin,
superficial bladder cancer, carcinoma in situ of the cervix, intraductal carcinoma in
situ of the breast and papillary thyroid cancer were excluded
7. Human immunodeficiency virus (HIV) infection or known acquired immunodeficiency
syndrome (AIDS), active hepatitis (hepatitis B: defined as positive hepatitis B virus
surface antigen [HBsAg] and e antigen [HBeAg] test results, or HBV-DNA = 20 IU/ml, or
HBV-DNA = 1000 copies/ml, or persistent liver function abnormal, or tissue biopsy with
hepatitis pathology, or cirrhosis; hepatitis C: defined as positive hepatitis C
antibody [HCV-Ab] and HCV-RNA above the lower limit of detection of the analytical
method), combined hepatitis B and C co-infection; syphilis spirochete infection;
Mycobacterium tuberculosis infection
8. History of hepatitis (non-alcoholic steatohepatitis, alcoholic or autoimmune
hepatitis) and cirrhosis
9. Subjects with the following cardiovascular events including but not limited to:
myocardial infarction, severe/unstable angina, NYHA class 2 or higher cardiac
insufficiency and clinically significant supraventricular or ventricular arrhythmias,
prolonged QT interval and need for clinical intervention within 6 months prior to
study entry (from the time of signing informed consent form); congenital heart disease
such as clinically significant heart valve stenosis, insufficiency of closure and
cardiomyopathy
10. Systemic antibiotic use for = 7 days within 4 weeks prior to first dose, or
unexplained fever > 38.5°C during screening/prior to first dose (fever due to
oncologic causes may be enrolled, as determined by the investigator)
11. Subjects with a known history of allogeneic organ transplantation or allogeneic
hematopoietic stem cell transplantation/history of bone marrow transplantation
treatment, autologous stem cell transplantation within 180 days
12. Participation in any other drug clinical study within 4 weeks prior to the first dose
and use of other study drugs (except minerals, vitamins), or no more than 2 weeks from
the last study drug (half-life = 3 days) and no more than 28 days from the last study
drug (half-life > 3 days)
13. Subjects with a known history of psychotropic substance abuse, alcohol or drug abuse;
a clear previous history of neurological or psychiatric disorders, including epilepsy
or dementia.
14. Known hypersensitivity to the study drug or any of its excipients; or a history of
severe allergic reactions to other monoclonal antibodies; or are allergic.
15. Women who are pregnant or breastfeeding, except for women who are breastfeeding and
may stop breastfeeding during the study; patients who are intending or planning to
have children during the study.
16. History of idiopathic pulmonary fibrosis, pneumoconiosis, asbestosis (including
drug-induced lung injury)
17. Active pneumonic lesions detected on CT chest scan during the screening period
18. Systemic immunosuppressive therapy with drugs including but not limited to
glucocorticoids, cyclophosphamide, azathioprine, methotrexate, and anti-TNFa (tumor
necrosis factor) drugs, except for localized and short-term small doses use within 2
weeks of the first administration of trail drug
19. Subjects who have undergone local radiation therapy for palliation within 7 days prior
to the first dose; subjects who have received radiation therapy with more than 30% of
the bone marrow irradiated or whole brain radiation therapy within 4 weeks prior to
the first dose
20. Combined second tumor requiring concurrent treatment with other antineoplastic agents
(except hormonal therapy for breast and prostate cancer)
21. Presence of uncontrolled or poorly controlled underlying respiratory, circulatory and
endocrine diseases such as chronic obstructive pulmonary disease, hypertension,
coronary artery disease, diabetes mellitus and hyperthyroidism
22. Presence of other serious physical or mental illnesses or abnormal laboratory tests
that may increase the risk of participation in the study or interfere with the results
of the study, and subjects who are not suitable for participation in this study in the
opinion of the investigator
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