Tailored Axillary Surgery With or Without Axillary Lymph Node Dissection Followed by Radiotherapy in Patients With Clinically Node-positive Breast Cancer (TAXIS)
Public ClinicalTrials.gov record NCT03513614. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
Tailored Axillary Surgery With or Without Axillary Lymph Node Dissection Followed by Radiotherapy in Patients With Clinically Node-positive Breast Cancer (TAXIS). A Multicenter Randomized Phase III Trial (OPBC-03/ SAKK 23/16 /IBCSG 57-18 / ABCSG-53 / GBG-101)
Study identification
- NCT ID
- NCT03513614
- Recruitment status
- Active, not recruiting
- Study type
- Interventional
- Phase
- Not applicable
- Lead sponsor
- University Hospital, Basel, Switzerland
- Other
- Enrollment
- 1,500 participants
Conditions and interventions
Conditions
Interventions
- Radiotherapy - Arm A Radiation
- Radiotherapy - Arm B Radiation
- Tailored axillary surgery - both Arms Procedure
Radiation · Procedure
Eligibility (public fields only)
- Age range
- 18 Years and older
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Aug 6, 2018
- Primary completion
- Nov 30, 2029
- Completion
- Nov 30, 2036
- Last update posted
- Apr 30, 2026
2018 – 2036
United States locations
- U.S. sites
- 3
- U.S. states
- 3
- U.S. cities
- 3
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Walter Reed National Military Medical Center | Bethesda | Maryland | 20814 | — |
| Duke University/Duke Cancer Center | Durham | North Carolina | 27710 | — |
| Swedish Cancer Institute | Seattle | Washington | 98104 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
Non-U.S. locations
This page focuses on the U.S. directory. The official record also lists 61 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT03513614, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Apr 30, 2026 · Synced May 4, 2026
Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.
Open the official record
The complete protocol, eligibility criteria, and contact information for NCT03513614 live on ClinicalTrials.gov.