Floatz Rating
B60/100
Confidence
Indicative
Sponsor
Merck Sharp & Dohme LLC
Modality
monoclonal_antibody
Development Phase
Phase 3
Status
Active
Evidence ledger · v0.2
Clinical Evidence
Clinical track record: trial progression, reported outcomes, safety signals, and endpoint quality.
57High confidence
Detailed axis rationale is planned and will be published soon.
| Trial | Phase | Status | N | Primary endpoint | Readout |
|---|---|---|---|---|---|
NCT06966700CT.gov A Clinical Study of Sacituzumab Tirumotecan (Sac-TMT, MK-2870) in People With Breast Cancer (MK-2870-032) | — | Recruiting | — | — | — |
NCT06797635CT.gov Study of Patritumab Deruxtecan Plus Pembrolizumab With Other Anticancer Agents in Participants With High-Risk Early-Stage Triple-Negative or Hormone Receptor-Low Positive/HER-2 Negative Breast Cancer (MK-1022-010, HERTHENA-Breast-03) | — | Recruiting | — | — | — |
NCT05485766CT.gov Novel Neoadjuvant and Adjuvant Strategy for Germline BRCA 1/2 Mutated Triple Negative Breast Cancer | — | Recruiting | — | — | — |
NCT06312176CT.gov A Study of Sacituzumab Tirumotecan (MK-2870) as a Single Agent and in Combination With Pembrolizumab (MK-3475) Versus Treatment of Physician's Choice in Participants With HR+/HER2- Unresectable Locally Advanced or Metastatic Breast Cancer (MK-2870-010) | — | Recruiting | — | — | — |
NCT05774886CT.gov Implantable Microdevice for TNBC - Pilot Study | — | Withdrawn | — | — | — |
NCT05020860CT.gov Correlation of Clinical Response to Pathologic Response in Patients With Early Breast Cancer | — | Recruiting | — | — | — |
NCT04895358CT.gov Study of Pembrolizumab (MK-3475) Plus Chemotherapy Versus Placebo Plus Chemotherapy for HR+/HER2- Locally Recurrent Inoperable or Metastatic Breast Cancer (MK-3475-B49/KEYNOTE-B49) | — | Active Not Recruiting | — | — | — |
NCT04660929CT.gov CAR-macrophages for the Treatment of HER2 Overexpressing Solid Tumors | — | Unknown | — | — | — |
NCT04373031CT.gov Pembrolizumab, IRX-2, and Chemotherapy in Triple Negative Breast Cancer | — | Active Not Recruiting | — | — | — |
NCT04561362CT.gov Study BT8009-100 in Subjects With Nectin-4 Expressing Advanced Malignancies | — | Active Not Recruiting | — | — | — |
Show 5 more trialsShow fewer
NCT03018080CT.gov Pilot Study of Paclitaxel Plus Pembrolizumab in Metastatic HER2-Negative Breast Cancer | — | Completed | — | — | — |
NCT02952989CT.gov A Safety Study of SGN-2FF for Patients With Advanced Solid Tumors | — | Terminated | — | — | — |
NCT02513472CT.gov Study to Evaluate the Efficacy and Safety of Eribulin Mesylate in Combination With Pembrolizumab in Participants With Metastatic Triple-Negative Breast Cancer (mTNBC) | — | Completed | — | — | — |
NCT02395627CT.gov Reversing Therapy Resistance With Epigenetic-Immune Modification | — | Terminated | — | — | — |
NCT01042379CT.gov I-SPY TRIAL: Neoadjuvant and Personalized Adaptive Novel Agents to Treat Breast Cancer | — | Recruiting | — | — | — |
Competitive Position
Competitive setting: how crowded the indication is, class-level failures, and timing against rivals.
65High confidence
Detailed axis rationale is planned and will be published soon.
Same indication · Breast Neoplasm
| Asset | Sponsor | Phase | Rating |
|---|---|---|---|
| Pembrolizumab (this asset) | Merck Sharp & Dohme LLC | P3 | B · 60 |
| Adriamycin | Merck Sharp & Dohme LLC | P4 | BB |
| Docetaxel | Universitas Airlangga | P4 | BB |
| Cyclophosphamide | Merck Sharp & Dohme LLC | P4 | BB |
| Letrozole | Fujian Cancer Hospital | P4 | BB |
| Exemestane | Fujian Cancer Hospital | P4 | BB |
| Tamoxifen | Eli Lilly and Company | P3 | BB |
| Eribulin Monomethanesulfonate | Fudan University | P4 | BB |
| Epirubicin | Universitas Airlangga | P4 | BB |
+42 more in the Breast Neoplasm cohort
Other indications for Pembrolizumab
| Indication | Sponsor | Phase | Rating |
|---|---|---|---|
| Her2-Receptor Negative Breast Cancer | — | P2 | BBB · 72 |
| Estrogen-Receptor Negative Breast Cancer | — | P2 | BB · 71 |
| Progesterone-Receptor Negative Breast Cancer | — | P2 | BB · 71 |
Scientific Foundation
Strength of the underlying biology: target validation, tractability, modality fit, and how related mechanisms have fared.
NR
Planned for methodology v0.2.
Development Feasibility
How realistically the program can be executed, drawing on modality precedent, enrollment dynamics, and sponsor delivery.
NR
Planned for methodology v0.2.
Commercial Opportunity
Commercial prize: addressable population, unmet need, and the value case for the indication.
NR
Planned for methodology v0.2.
IP & Exclusivity
Exclusivity position, covering patent protection and freedom-to-operate runway.
NR
Planned for methodology v0.2.
Manufacturing & Supply
Manufacturing and supply readiness, driven by modality process and scale-up risk.
NR
Planned for methodology v0.2.
Related assets
Citation
Floatz Terminal. Pembrolizumab in Breast Neoplasm. Methodology v0.2. Rated under v0.2 effective July 8, 2026. Last refreshed July 8, 2026. Accessed July 14, 2026. https://terminal.floatz.ai/assets/pembrolizumab-breast-neoplasm
Are you the sponsor?
Submit your data room for a Verified Rating. The public-data rating remains visible alongside.
Contact →