A Multicenter, Open-label, Phase I Clinical Study: A Dose-finding and Dose Expansion Study to Evaluate ORIN1001 Monotherapy and Its Combination in Patients With Advanced Solid Malignant Tumors

ORIN1001-C1

Dose escalation of ORIN1001 in patients with advanced solid tumors. Dose escalation of ORIN1001 in combination with standard of care in patients with esophageal carcinoma, metastatic breast cancer, hepatocellular carcinoma, metastatic prostate cancer, pancreatic cancer, ovarian cancer and non-small cell lung cancer. Dose expansion of ORIN1001 as a single agent or in combination with standard of care in patients with advanced solid tumors.

2020-07-01

2024-12-30

2024-12-30

Active (not recruiting)

Early phase I

350

Inclusion Criteria: The patients must meet all of the following conditions: 1. Male or female, ≥ 18 years of age. 2. Single-agent dose-finding period and single-agent expansion cohort of advanced solid tumors: Patients with advanced solid tumors confirmed by histology or cytology who previously failed standard treatment (including surgery, chemotherapy, radiotherapy or biological therapy) or have no effective standard treatment; dose escalation and expansion period of combination therapy: Histologically or cytologically confirmed advanced breast cancer, hepatocellular carcinoma, prostatic cancer, pancreatic cancer, ovarian cancer, non-small cell lung cancer and esophageal cancer (see the inclusion criteria of each indication for details). 3. Provide evidence of disease progression or intolerable toxicity as confirmed by the investigator or documented in the medical history before enrollment; 4. Adequate organ functions, including all the following functions: Adequate bone marrow reserve, defined as: Absolute neutrophil count (ANC) ≥ 1.0 × 109/L; lymphocytes count ≥ 0.5 × 109/L; platelet count ≥ 100 × 109/L; hemoglobin ≥ 90 g/L; liver function (except hepatocellular carcinoma cohort): Serum total bilirubin ≤ 1.5 × upper limit of normal (ULN), ≤ 3.0 × ULN for patients with Gilbert syndrome; aspartate aminotransferase (AST), alanine aminotransferase (ALT) ≤ 2.5 × ULN; ALP ≤ 2.5 × ULN; AST, ALT, ALP ≤ 5 × ULN for liver cancer patients or patients concomitantly with liver metastases; INR and APTT \< 1.5 × ULN (patients receiving anticoagulant therapy are required to maintain dose stability within the recent two weeks (liver cancer patients are not allowed to take anticoagulants simultaneously for patients); renal function: Creatinine \< 1.5 × ULN, or normal range of serum creatinine or creatinine clearance ≥ 50ml/min/1.73m2. Creatinine clearance is calculated using the Cockroft-Gault formula. Albumin ≥ 30 g/L. 5. Known left ventricular ejection fraction (LVEF) \> 50%. 6. Coagulation function: International normalized ratio (INR) and activated partial thromboplastin time (APTT) ≤ 1.5 × ULN. 7. Patients with at least one evaluable lesion (single-agent dose escalation period) and at least one measurable lesion (single-agent dose expansion and combination therapy dose-finding/expansion period) according to RECIST Version 1.1. 8. Eastern Cooperative Oncology Group (ECOG) performance status score ≤ 1. 9. Able to understand and willing to sign an informed consent form prior to the initiation of any study procedures; patients have an expected survival of at least 3 months. 10. Females of childbearing potential must have a negative serum pregnancy test within 14 days prior to the first dose of study drug and agree to practice contraception from 30 days prior to the first dose of study drug through 30 days after the last dose of study drug; male subjects must undergo ligation surgery or agree to practice contraception from 7 days prior to the first dose through 30 days after the last dose of study drug and refuse to donate sperm; failure rate of contraception is \< 1% per year, and the typical birth control measures include double-barrier contraception, condom, oral or injectable contraceptives, intrauterine device, etc. 11. Non-hematologic toxicities of prior therapy return to ≤ Grade 1 (NCI-CTCAE version 5.0), except alopecia. Inclusion criteria specific to triple-negative breast cancer (TNBC): 1. Male or female patients with relapsed or refractory triple-negative breast cancer who have received at least 2 prior lines of therapy or who have no standard treatment or who are unable to benefit from current therapy. 2. ER-, PR-, HER2-. ER+/HER2- breast cancer specific inclusion criteria: 1. Patients diagnosed with ER+, HER2-, postmenopausal (≥ 18 years old) advanced breast cancer who have received one line of treatment, with evidence of local recurrence or metastasis, not suitable for surgical resection or radiotherapy with the purpose of cure, without clinical indication for chemotherapy, postmenopausal women who have not received systemic treatment; Menopause definition: 1. Having received bilateral oophorectomy previously; 2. Age ≥ 60 years; 3. Age \< 60 years and amenorrhea for 12 months or more in the absence of chemotherapy, tamoxifen, toremifene, or ovarian suppression, and FSH and estradiol in the postmenopausal range (serum FSH \> 40 mIU/mL and estradiol \< 20 pg/mL or postmenopausal range as defined by the local laboratory). 4. If taking tamoxifen or toremifene and aged \< 60 years with FSH and estradiol in the postmenopausal range (serum FSH \> 40 mIU/mL and estradiol \< 20 pg/mL or per the postmenopausal range defined by local laboratory). 2. Patients must have: At least one measurable lesion according to RECIST 1.1 criteria (a lesion is considered measurable if it has been treated with radiotherapy or other local-regional therapy previously and there is clear documentation of disease progression at the treatment site after therapy completion). If there is no measurable disease, there must be at least one bone lesion dominated by lytic bone lesions (patients with no measurable disease and only one lytic bone lesion who have been previously treated with radiation therapy are eligible if there is documented evidence of disease progression in the bone lesion after radiation therapy). Hepatocellular carcinoma specific inclusion criteria: 1. Histologically or cytologically confirmed hepatocellular carcinoma. 2. Barcelona classification (BCLC) B or C, not suitable for radical therapy (transplantation, surgical resection, ablation, etc.) or local therapy (TACE). 3. Hepatic function: Child-Pugh score A. 4. Patients with HBV or HCV infection should receive antiviral therapy for 3 months before the enrollment for treatment and should continue to receive antiviral therapy during the trial. 5. Not more than 1 prior systemic therapy. Prostatic cancer specific inclusion criteria: 1. Histologically or cytologically confirmed prostatic adenocarcinoma. 2. Candidates for abiraterone acetate therapy with documented evidence of disease progression (after castrate levels of testosterone (\< 50 ng/dl or 1.7 nmol/L) is reached, with at least one of the following: ①Biochemical relapse: PSA increased three times consecutively after an interval of more than 1 week, both increases are above 50% of the low point of PSA, and PSA \> 2 ng/ml. ② Radiographic progression: Appearance of new lesions, including two or more new bone metastases on bone scan, or new soft tissue lesions evaluated using RECIST criteria. 3. Surgical or medical castration to achieve testosterone levels \< 50 ng/dL (1.7 nmol/L). Subjects who have not previously undergone bilateral orchiectomy must have started treatment with a luteinizing hormone-releasing hormone (LHRH) analogue at least 4 weeks prior to Cycle 1 Day 1 and must continue the treatment during the study. 4. Patients with castration-resistant prostatic cancer who have not received prior chemotherapy Pancreatic cancer specific inclusion criteria: 1. Definite histologically or cytologically confirmed unresectable pancreatic cancer. Patients with islet cell tumors are excluded. 2. Up to 1 prior systemic therapy (5-fluorouracil (5-FU) or gemcitabine as a radiosensitizer is not counted as a line, provided that there is no sustained toxicity for at least 6 months after the last dose). 3. Patients should be asymptomatic of jaundice or have completed biliary stent implantation before the first day after the enrollment. Massive or symptomatic ascites should be evacuated before the first day. Pain symptoms should be stable and do not require adjustment of analgesic therapy before the first day of enrollment. 4. Neutrophil count≥ 1.5 × 109/L. Ovarian cancer specific inclusion criteria 1. Histologically confirmed and documented advanced recurrent ovarian cancer, fallopian tube cancer, and primary peritoneal cancer. 2. Platinum-refractory and platinum-resistant disease must have evidence of radiographic progression of the most recent platinum-based therapy within 6 months, calculated from the date of the last platinum-based therapy dose. 3. Having received one prior line of standard treatment. Non-small cell lung cancer specific inclusion criteria: 1. Histologically confirmed locally advanced or metastatic non-small cell lung cancer (squamous or non-squamous). 2. Patients who have previously received at least one treatment regimen for locally advanced, unresectable/inoperable or metastatic NSCLC, and can provide evidence of disease progression during or after the last treatment (platinum-based adjuvant chemotherapy and/or neoadjuvant chemotherapy or combination therapy with curative intent (such as chemoradiotherapy)) as well as relapse within 6 months can be counted as a line of therapy. 3. Metastatic/refractory disease documented by imaging (CT scan, MRI, bone scan, etc.), clinical examinations (palpable nodules), or biopsy. 4. If there is no relevant test result of EGFR-, ALK-, the test needs to be completed at a local laboratory and the result is negative. Esophageal cancer specific inclusion criteria: 1. Pathologically confirmed locally advanced recurrent, metastatic, or unresectable advanced esophageal squamous cell carcinoma. 2. At least 1 target lesion is measured by CT scan or MRI according to RECIST 1.1 criteria. 3. Patients who have failed in at least 1 line of standard treatment. Exclusion Criteria: Patients who meet any of the following criteria should not be enrolled in this clinical study: 1. Patients do not meet inclusion criteria. 2. Having received monoclonal antibody, chemotherapy, radiotherapy, or other investigational therapy within 4 weeks or 5 half-lives (whichever is shorter) before the start of dosing. Having received surgery or not recovered from surgery within 2 weeks before starting dose. 3. Central nervous system metastasis or injury without a stable control (patients with stable disease for more than 3 months who have received intracranial radiotherapy，there is no need hormone therapy are allowed). 4. Spinal cord compression was not treated with surgery and/or radical radiotherapy (previously diagnosed spinal cord compression clinically symptom or stable for ≥ 3 months after treatment is allowed. 5. Leptomeningeal disease; uncontrolled pleural effusion, pericardial effusion, or ascites requiring repeated drainage; uncontrolled tumor-related pain. 6. Patients who have not recovered from toxic reactions caused by previous anti-tumor treatment (≥ NCI-CITCAE 5.0 grade 2, except alopecia); patients with uncontrolled diabetes (patients who are receiving stable insulin regimen or hypoglycemic agent regimen and are evaluated by specialists to have a stable blood glucose control are allowed). 7. Patients with a history of coagulation disorders; patients requiring anticoagulant or antiplatelet therapy (aspirin dose ≤ 81 mg/d, orally and subcutaneous injection of low-molecular-weight heparin preventing of deep venous thrombosis is allowed). 8. The subjects have a history of malignancy other than the indication for inclusion within the past three years, with the exception of radically treated non-melanoma basal cell carcinoma of the skin or carcinoma in situ of the cervix. 9. Patients with active infection of hepatitis B or C (except patients with liver cancer) or human immunodeficiency virus (HIV) infection or active pulmonary tuberculosis or other known active and/or uncontrolled infection. 10. Patients with serious infections, including but not limited to infectious complications, bacteremia, and severe pneumonia requiring hospitalization; patients who received intravenous antibiotics within 2 weeks before enrollment (prophylactic antibiotics e.g., antibiotics for the prevention of urinary tract infection or chronic obstructive pulmonary disease are allowed). 11. Any serious uncontrollable psychological or physical illness that would impair the patient's ability to follow protocol treatment, including but not limited to:Symptomatic congestive heart failure (congestive heart failure with New York Heart Association (NYHA) class ≥ III), unstable angina pectoris, arrhythmia, autoimmune diseases, infections and mental illness. 12. Pregnant or lactating women. Any patient who gets pregnant during the trial is to be withdrawn from the study. 13. Patients who have received prior IRE1 inhibitors. Triple negative breast cancer (TNBC) specific exclusion criteria: 1. The investigator does not recommend re-treatment with paclitaxel because of toxicity. ER+/HER2- breast cancer specific exclusion criteria: 1. Patients have risk of life-threatening complications or organ spread in a short term. 2. Known central nervous system uncontrolled or symptomatic metastases, the leptomeningeal metastasis. 3. (Neo) adjuvant treatment with letrozole or anastrozole within 12 months Hepatocellular carcinoma specific exclusion criteria: 1. More than 50% of liver is occupied. 2. Bile duct invasion. 3. Main portal vein branch invasion. 4. Moderate to severe ascites with symptoms. 5. HBV DNA level ≥ 500 IU/mL. 6. Patients with untreated or incompletely curable concomitant bleeding, or gastric/esophageal varices at high risk of bleeding, or bleeding events due to gastric/esophageal varices within 6 months prior to treatment of the study. 7. Hepatic encephalopathy. 8. Coadministrate anticoagulants Prostatic cancer-specific exclusion criteria: 1. Previous exposure to cytochrome P450 (cyp) 17 (17α-hydroxylase/C17, 20-lyase) inhibitors (e.g., abiraterone acetate, Orterone). 2. Concurrent use known strong cytochrome P450 (cyp) 3a inhibitors and moderate cyp3a inhibitors. The required washout time is 2 weeks before starting study treatment. 3. Concurrent use known strong cytochrome P450 (cyp) 3a inducers or moderate cytochrome P450 (cyp) 3a inducers. Treatment washout is 5 weeks for phenobarbital and enzalutamide and 3 weeks for other agents prior to starting study treatment. 4. Any chronic medical condition requiring systemic doses of corticosteroids greater than equivalent of 10 milligrams (mg) per day of prednisone acetate Pancreatic cancer-specific exclusion criteria: 1. The patients have a decline in ECOG, or a greater than 20% decrease in serum albumin or 10% decrease in body weight at the baseline visit or within 72 hours prior to enrollment. 2. Patients who have received gemcitabine-containing regimens as standardized adjuvant chemotherapy or chemotherapy for advanced disease previously. 3. Known hypersensitivity to gemcitabine or adjuvants. 4. The patient is receiving coumarin anticoagulants. Ovarian cancer specific exclusion criteria: 1. Prior allergy or intolerance to liposomal doxorubicin (PLD). Specific exclusion criteria to non-small cell lung cancer 1. Prior treat with docetaxel. 2. Patients with hypersensitivity to known docetaxel or adjuvant. 3. Pathological diagnosis of mixed small cell and non-small cell lung cancer, or carcinoid tumor. 4. Presence of peripheral neuropathy NCI-CTCAE version 5.0 \> Grade 2. Specific Exclusion Criteria to esophageal cancer: 1. Presence of peripheral neuropathy NCI-CTCAE version 5.0 \> Grade 2. 2. Patients with hypersensitivity to known docetaxel or adjuvant agents (combination treatment group). 3. Patients who have received docetaxel within 1 year (combination treatment group). 4. The tumor has invaded important blood vessels or the investigator judges that the tumor is very likely to invade important blood vessels during the subsequent study and cause fatal massive hemorrhage.

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2024-03-19