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A two part first-in-human phase I study (with expanded cohorts) with the antibody-drug conjugate SYD985 to evaluate the safety, pharmacokinetics and efficacy in patients with locally advanced or metastatic solid tumours.

Completed
Conditions
locally advanced or metastatic solid tumours
cancer
malignant neoplasms
Registration Number
NL-OMON47853
Lead Sponsor
Synthon Biopharmaceuticals BV
Brief Summary

Not available

Detailed Description

Not available

Recruitment & Eligibility

Status
Completed
Sex
Not specified
Target Recruitment
50
Inclusion Criteria

1. Patient with histologically-confirmed, locally advanced or metastatic tumour
who has progressed on standard therapy or for whom no standard therapy exists,
whith the following restriction:
- Part I: solid tumours of any origin
- Part II: breast and gastric tumours, including adenocarcinomas of the
gastroesophageal junction, urothelial and endometrial tumours;
2. For Part II: HER2 tumour status as defined in the protocol
3. ECOG performance status <= 1
4. Life expectancy > 12 weeks
5. Adequate organ function
6. For Part II: measurable disease
7. For Part II only: Presence of a tumour lesion accessible for biopsy and
willingness to undergo a fresh tumour biopsy, unless biopsy material is
available from a metastatic lesion obtained not more than 6 months prior to
signing informed consent.

Exclusion Criteria

1. Anthracycline treatment within 3 months and/or abnormal cardiac biomarker
values
2. Other anticancer therapy (except for LHRH agonists) within 4 weeks (6 weeks
for nitrosoureas and mitomycin C)
3. History of infusion-related reactions and/or hypersensitivity to
trastuzumab, trastuzumab emtansine
4. Severe, uncontrolled systemic disease
5. LVEF < 55%, or a history of absolut decrease in LVEF of >= 10% points to <
50% during previous treatment with trastuzumab or trastuzumab emtansine, or a
history of decrease in LVEF to < 40% during previous treatment with trastuzumab
or trastuzumab emtansine
6. History of clinically significant CV disease
7. Symptomatic brain metastases, or therapy for brain metastases (excluding PCI
and dexamethasone treatment with stable or decreasing daily dose) within 4
weeks

Study & Design

Study Type
Interventional
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
<p>Part I: incidence of Dose Limiting Toxicities and (serious) Adverse Events<br /><br>Part II: ORR</p><br>
Secondary Outcome Measures
NameTimeMethod
<p>- change in other safety parameters including vital signs and lab results<br /><br>- preliminary efficacy endpoints including clinical benefit rate, Duration of<br /><br>Response and Progression Free Survival<br /><br>- PK parameters including Cmax, AUC and T1/2<br /><br>- ORR<br /><br>- Quality of Life</p><br>
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