# A Safety Extension Study of Trastuzumab Emtansine in Participants Previously Treated With Trastuzumab Emtansine Alone or in Combination With Other Anti-Cancer Therapy in One of the Parent Studies

Source: https://onco.cc/trials/nct00781612/  
OnCo record `nct00781612` (Trial). Data CC BY-NC 4.0, attribute "Data from OnCo (onco.cc)"; commercial use needs a licence.

## TL;DR

A phase 2 trial of Docetaxel, Pertuzumab, Trastuzumab, Trastuzumab emtansine and Atezolizumab in advanced solid tumours, run by Genentech, Inc., active and no longer recruiting.

## Summary

A Safety Extension Study of Trastuzumab Emtansine in Participants Previously Treated With Trastuzumab Emtansine Alone or in Combination With Other Anti-Cancer Therapy in One of the Parent Studies is a phase 2 interventional study registered as NCT00781612 by Genentech, Inc., with 378 participants enrolled, started 2008-10-16 and due to reach its primary completion in 2027-06-30. Interventions recorded: Docetaxel, Paclitaxel, Pertuzumab, Trastuzumab, Trastuzumab Emtansine and Atezolizumab.

## Fields

- Kind: Trial
- Status: active
- Last checked: 2026-09-16
- Tags: pipeline; ctgov-ingest
- Registry id: NCT00781612
- Phase: 2
- Setting: An Open-Label, Multicenter Extension Study of Trastuzumab Emtansine Administered as a Single Agent or in Combination With Other Anti-Cancer Therapies in Patients Previously Enrolled in a Genentech and/or F. Hoffmann-La Roche Ltd-Sponsored Trastuzumab Emtansine Study
- Sponsor: Genentech, Inc.
- Enrolled: 378

## Sources

- ClinicalTrials.gov NCT00781612: https://clinicaltrials.gov/study/NCT00781612

## Connected records

- cancers: [Metastatic cancer (cancer that has spread)](https://onco.cc/cancers/metastatic-cancer/)
- drugs: [Atezolizumab](https://onco.cc/drugs/atezolizumab/), [Docetaxel](https://onco.cc/drugs/docetaxel/), [Pertuzumab](https://onco.cc/drugs/pertuzumab/), [Trastuzumab](https://onco.cc/drugs/trastuzumab/), [Trastuzumab emtansine](https://onco.cc/drugs/trastuzumab-emtansine/)
- companies: [Flatiron Health (Roche)](https://onco.cc/companies/flatiron-health/)

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JSON: https://onco.cc/api/v1/entities/nct00781612.json