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A Study of Nab-paclitaxel-based Doublet as First Line Therapy in Patients With Cancer of Unknown Primary (CUP)

A Phase II, Randomized, Multicenter Study to Assess the Efficacy of Nab-paclitaxel-based Doublet as First Line Therapy in Patients With Cancer of Unknown Primary (CUP): The AGNOSTOS Trial

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT02607202
Acronym
AGNOSTOS
Enrollment
57
Registered
2015-11-17
Start date
2015-03-31
Completion date
2022-01-31
Last updated
2024-01-26

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

Conditions

Unknown Primary Tumors

Brief summary

Agnostos Trial is a multicentric phase 2 randomized trial with a 'pick-the-winner design' in chemonaive patients with cancer of unknown primary. It will assess the efficacy of the two best active single agent - carboplatin or gemcitabine - added to an innovative taxane back bone (nab-Paclitaxel). Agnostos trial is a part of a larger clinical and translational initiative to improve the outlook of patients with cancer of unknown primary through evaluation of novel chemotherapeutic regimens.

Detailed description

Treatment-naïve patients with CUP diagnosis confirmed according to CUP Diagnostic Guidelines, will be enrolled into AGNOSTOS trial. Patients will be randomized upfront to receive a nab-paclitaxel-based duplet adding either carboplatin or gemcitabine until progression or unacceptable toxicity (randomization 1:1, n= 120; 60 per arm).

Interventions

DRUGnab-paclitaxel
DRUGCarboplatin
DRUGGemcitabine

Sponsors

Fondazione del Piemonte per l'Oncologia
Lead SponsorOTHER

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
NONE

Eligibility

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

Inclusion criteria

* Provision of written informed consent. * Patients must be ≥ 18 years of age. * Diagnosis of CUP according to CUP Diagnostic Guidelines derived from ESMO 2011 and NCCN 2015 guidelines. * Sufficient archived biopsy tissue from a surgical or core needle biopsy required to perform the CUP multiplex assay. * Eastern Cooperative Oncology Group performance status ≤ 2. * No previous systemic therapy. * At least one measurable lesion by RECIST Criteria. * Good liver, cardiac, lung and marrow bone function. * Evidence of non-childbearing status for female patients: negative urine or serum pregnancy test within 21 days of study treatment for women of childbearing potential, or postmenopausal status. * Patients of child bearing potential and their partners, who are sexually active, must agree to the use of highly effective forms of contraception throughout their participation in the study. * Patient is willing and able to comply with the protocol for the duration of the study, including undergoing treatment and scheduled visits and examinations.

Exclusion criteria

* Patients with second primary cancer, except: adequately treated non-melanoma skin cancer, curatively treated in-situ cancer of the cervix, breast Ductal Carcinoma in Situ (DCIS), stage 1 grade 1 endometrial carcinoma. * Specific treatable CUP syndromes including: extragonadal germ cell syndrome; neuroendocrine carcinoma; adenocarcinoma isolated to axillary lymph nodes (women cancer); peritoneal carcinomatosis (women - ovarian cancer); squamous carcinoma limited to cervical, supraclavicular, or inguinal lymph nodes; single resectable metastasis. * Patients receiving any radiotherapy (except for palliative reasons), within 2 weeks from the last dose prior to study entry. * Patients with symptomatic uncontrolled brain metastases. * Major surgery within 2 weeks of starting the study and patients must have recovered from any effects of any major surgery. * Patients considered a poor medical risk due to a serious, uncontrolled medical disorder, non-malignant systemic disease or active, uncontrolled infection. Examples include, but are not limited to, uncontrolled ventricular arrhythmia, recent (within 6 months) myocardial infarction, uncontrolled major seizure disorder, unstable spinal cord compression, superior vena cava syndrome, or any psychiatric disorder that prohibits obtaining informed consent. * Pregnant or breast feeding women. * Immunocompromised patients, eg, patients who are known to be serologically positive for human immunodeficiency virus (HIV). * Patients with known hepatic disease (eg, Hepatitis B or C). * Previous cancer treatment. * Patients currently enrolled in another clinical tria, except AGNOSTOS PROFILING. * Patients that are receiving chemotherapy, hormonal therapy (HRT is acceptable) or other novel agents. * Patients receiving live virus and bacterial vaccines.

Design outcomes

Primary

MeasureTime frame
Objective response rate (ORR) as evaluated according to Response Evaluation Criteria in Solid Tumors (RECIST) version 1.1 guidelines.42 months

Secondary

MeasureTime frame
duration of response according to RECIST version 1.1.42 months
time to progression42 months
overall survival42 months
toxicity according to Common Terminology Criteria for Adverse Events - CTCAE version 4.03.42 months

Countries

Italy

Outcome results

None listed

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