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Safety and Efficacy Study of 90Y-hPAM4 at Different Doses

A Phase I, Dose-Escalating Study to Investigate the Safety, Tolerability, Pharmacokinetics and Dosimetry of a Single Dose of 90YHumanized PAM4 IgG in Patients With Locally Advanced/Metastatic Pancreatic Cancer

Status
Completed
Phases
Phase 1Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00597129
Enrollment
21
Registered
2008-01-17
Start date
2004-08-31
Completion date
2007-10-31
Last updated
2021-08-19

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Pancreatic Cancer

Keywords

pancreatic cancer, cancer of the pancreas, pancreas cancer

Brief summary

Safety study to determine highest dose of 90Y-hPAM4 can be safety administered

Detailed description

radiolabeled anti-MUC1 humanized antibody) administered intravenously as a single dose to patients with locally advanced and/or metastatic pancreatic cancer. The primary objective is to determine the dose-limiting toxicity (DLT) and maximum tolerated dose (MTD) of 90Y-hPAM4 in this population. Secondary objectives include the assessment of tumor targeting, biodistribution, organ dosimetry and pharmacokinetics (PK) of 90Y-hPAM4 as determined by pre-therapy administration of 111In-hPAM4, the assessment of the antigenicity of 90Y-hPAM4, as determined by development of human anti-humanized antibodies (HAHA), and to obtain preliminary information on the efficacy of single dose 90Y-hPAM4 in this patient population.

Interventions

BIOLOGICAL90Y-hPAM4

Single dose of 90Y-hPAM4 will be given and all patients will be followed for 12 weeks.

Sponsors

Gilead Sciences
Lead SponsorINDUSTRY

Study design

Allocation
NON_RANDOMIZED
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Male or female patients, \>18 years of age, who are able to understand and give written informed consent. * Histologically or cytologically confirmed, Stage III or IV pancreatic adenocarcinoma. * Patients with Stage III (locally advanced) disease must have documented progression after failing primary therapy * Patients with Stage IV (metastatic) disease must not have received more than one chemotherapy regimen. * Measurable disease by CT, with at least on lesion \>1.5 cm in one dimension. * Karnofsky performance status \> 70 % (Appendix A). * Expected survival \> three months. * At least 4 weeks beyond chemotherapy, radiotherapy, major surgery, other experimental treatments, and recovered from all acute toxicities. * At least 2 weeks beyond corticosteroids, except low doses (i.e., 20 mg/day of prednisone or equivalent) to treat nausea or other illness such as rheumatoid arthritis * Adequate hematology without ongoing transfusional support (hemoglobin \> 10 g/dL, ANC \> 1,500 per mm3, platelets \> 150,000 per mm3) * Adequate renal and hepatic function (creatinine and bilirubin ≤ 1.5 X IULN, AST and ALT ≤ 2.0 X IULN) * Otherwise, all toxicity at study entry \<Grade 1 by NCI CTC v3.0.

Exclusion criteria

* Women who are pregnant or lactating. * Women of childbearing potential and fertile men unwilling to use effective contraception during study until conclusion of 12-week post-treatment evaluation period. * Known metastatic disease to the central nervous system. * Presence of bulky disease (defined as any single mass \>10 cm in its greatest dimension) * Patients with \>Grade 2 anorexia, nausea or vomiting, and/or signs of intestinal obstruction. * Prior treatment with nitrosureas, actinomycin-D, radioimmunotherapy or other antibody-based therapies (murine, chimeric, humanized or human) Prior radiation dose \>3,000 cGy to the liver, \>2,000 cGy to lungs and kidneys or prior external beam irradiation to a field that includes more than 30% of the red marrow. * Patients with non-melanoma skin cancer or carcinoma in situ of the cervix are not excluded, but patients with other prior malignancies must have had at least a 5- year disease free interval. * Patients known to be HIV positive, hepatitis B positive, or hepatitis C positive. * Known history of active coronary artery disease, unstable angina, myocardial infarction, or congestive heart failure present within 6 months or cardiac arrhythmia requiring anti-arrhythmia therapy. * Known history of active COPD, or other moderate-to-severe respiratory illness present within 6 months. * Known autoimmune disease or presence of autoimmune phenomena (except rheumatoid arthritis requiring only low dose maintenance corticosteroids). * Infection requiring intravenous antibiotic use within 1 week. * Other concurrent medical or psychiatric conditions that, in the Investigator's opinion, may be likely to confound study interpretation

Design outcomes

Primary

MeasureTime frame
safety MTDover the first 12 weeks, then over 2 years

Secondary

MeasureTime frame
targeting, biodistribution, organ dosimetryfirst 2 weeks
pharmacokinetics (PK), antigenicity,first 12 weeks
efficacyover first 12 weeks, then over 2 years

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026