| Dato-DXd + Durvalumab + Paclitaxel + Nab-paclitaxel + Gemcitabine + Carboplatin + Pembrolizumab | Daiichi Sankyo | Phase 3 | Recruiting | |
| Dato-DXd | Daiichi Sankyo | Phase 3 | Recruiting | |
| Trastuzumab Deruxtecan | Daiichi Sankyo | Phase 3 | Recruiting | |
| pegylated liposomal doxorubicin (PLD) + cyclophosphamide (C) + trastuzumab (H) + pertuzumab (P) + docetaxel (T) + docetaxel (T) + carboplatin (Cb) + trastuzumab (H) + pertuzumab (P) | Sun Pharmaceutical | Phase 3 | Recruiting | |
| Paclitaxel + bevacizumab therapy + Paclitaxel + bevacizumab + atezolizumab | Chugai Pharmaceutical | Phase 3 | Active | |
| Dato-DXd + Capecitabine + Gemcitabine + Eribulin + Vinorelbine | Daiichi Sankyo | Phase 3 | Active | |
| Trastuzumab Deruxtecan | Daiichi Sankyo | Phase 3 | Active | |
| Trastuzumab deruxtecan (DS-8201a) + Capecitabine + Eribulin + Gemcitabine + Paclitaxel + Nab-paclitaxel | Daiichi Sankyo | Phase 3 | Active | |
| Dato-DXd + Durvalumab + Pembrolizumab + Doxorubicin + Epirubicin + Cyclophosphamide + Paclitaxel + Carboplatin + Capecitabine + Olaparib | Daiichi Sankyo | Phase 3 | Active | |
| Trastuzumab deruxtecan (T-DXd) + Ado-trastuzumab emtansine (T-DM1) | Daiichi Sankyo | Phase 3 | Active | |
| Dato-DXd + Durvalumab + Capecitabine + Pembrolizumab | Daiichi Sankyo | Phase 3 | Active | |
| Dato-DXd + Paclitaxel + Nab-paclitaxel + Carboplatin + Capecitabine + Eribulin mesylate | Daiichi Sankyo | Phase 3 | Active | |
| arzoxifene | Eli Lilly | Approved | Completed | |
| Datopotamab Deruxtecan | Daiichi Sankyo | Phase 2 | Recruiting | |
| Lenvatinib + Letrozole + Fulvestrant | Eisai | Phase 2 | Recruiting | |
| gemcitabine hydrochloride + paclitaxel | Eli Lilly | Phase 3 | Completed | |
| Atezolizumab + Placebo + Doxorubicin + Cyclophosphamide + Paclitaxel + Trastuzumab + Pertuzumab + Trastuzumab Emtansine | Chugai Pharmaceutical | Phase 3 | Completed | |
| Trastuzumab deruxtecan + Capecitabine + Lapatinib + Trastuzumab | Daiichi Sankyo | Phase 3 | Completed | |
| Pertuzumab + Trastuzumab + Docetaxel + Paclitaxel + Eribulin | Eisai | Phase 3 | Completed | |
| E7389 + Physician's Choice | Eisai | Phase 3 | Completed | |
| VS-6766 + Abemaciclib + Fulvestrant | Eli Lilly | Phase 1/2 | Recruiting | |
| Trastuzumab-Deruxtecan (T-DXd) | Daiichi Sankyo | Phase 2 | Active | |
| Patritumab deruxtecan + Chemotherapy + Letrozole | Daiichi Sankyo | Phase 2 | Active | |
| Enzalutamide | Astellas Pharma | Phase 2 | Active | |
| PTC-Pz | Roche | Phase 2 | Active | |
| BB-1701 | Eisai | Phase 2 | Active | |
| Lenvatinib + Letrozole | Eisai | Phase 1/2 | Active | |
| gemcitabine + paclitaxel + bevacizumab | Eli Lilly | Phase 2 | Completed | |
| Gemcitabine + Adriamycine + Paclitaxel | Eli Lilly | Phase 2 | Completed | |
| gemcitabine + vinorelbine | Eli Lilly | Phase 2 | Completed | |
| pemetrexed + cyclophosphamide + doxorubicin + docetaxel | Eli Lilly | Phase 2 | Completed | |
| pemetrexed + gemcitabine | Eli Lilly | Phase 2 | Completed | |
| pemetrexed | Eli Lilly | Phase 2 | Completed | |
| exatecan mesylate | Daiichi Sankyo | Phase 2 | Completed | |
| Abraxane alone + Abraxane + Tigatuzumab | Daiichi Sankyo | Phase 2 | Completed | |
| Enzalutamide + exemestane + Placebo (for enzalutamide) + exemestane | Astellas Pharma | Phase 2 | Completed | |
| YM155 + Docetaxel | Astellas Pharma | Phase 2 | Completed | |
| Eribulin Mesylate + Ixabepilone | Eisai | Phase 2 | Completed | |
| Eribulin Mesylate | Eisai | Phase 2 | Completed | |
| Paclitaxel + Eribulin + 5-Fluorouracil + Epirubicin + Cyclophosphamide + Doxorubicin | Eisai | Phase 2 | Completed | |
| Eribulin Mesylate | Eisai | Phase 2 | Completed | |
| E7389 | Eisai | Phase 2 | Completed | |
| Paclitaxel + Eribulin + Doxorubicin + Cyclophosphamide | Eisai | Phase 2 | Completed | |
| Eribulin Mesylate | Eisai | Phase 2 | Completed | |
| Eribulin | Eisai | Phase 2 | Completed | |
| Trastuzumab deruxtecan (DS-8201a) + Trastuzumab deruxtecan (DS-8201a) + Pembrolizumab | Daiichi Sankyo | Phase 1 | Active | |
| Trastuzumab deruxtecan + Valemetostat | Daiichi Sankyo | Phase 1 | Active | |
| monoclonal antibody CAL + zoledronic acid | Chugai Pharmaceutical | Phase 1/2 | Completed | |
| Placebo + Denosumab | Daiichi Sankyo | Phase 3 | Terminated | |
| Enzalutamide + Placebo + Paclitaxel | Astellas Pharma | Phase 3 | Withdrawn | |
| lenvatinib | Eisai | Phase 2 | UNKNOWN | |
| Lymphoseek | Navidea Biopharmaceuticals | Phase 3 | Completed | |
| Lymphoseek | Navidea Biopharmaceuticals | Phase 3 | Completed | |
| Biomarkers blood, urine and microbiota samples | Eli Lilly | Pre-clinical | Active | |
| Trastuzumab deruxtecan + Nivolumab | Daiichi Sankyo | Phase 1 | Completed | |
| enzalutamide + anastrozole + exemestane + fulvestrant + enzalutamide + exemestane | Astellas Pharma | Phase 1 | Completed | |
| Metformin + Erlotinib | Astellas Pharma | Phase 1 | Completed | |
| Eribulin + Carboplatin | Eisai | Phase 1 | Completed | |
| Cyclophosphamide & ZYC300 (ZYC300 with cyclophosphamide pre-dosing) | Eisai | Phase 1 | Completed | |
| E7389 | Eisai | Phase 1 | Completed | |
| KHK2375 + Exemestane | Kyowa Kirin | Phase 1 | Completed | |
| Experimental Arm A: Pemetrexed + Experimental Arm A: Sorafenib + Experimental Arm B: Pemetrexed + Experimental Arm B: Sorafenib | Eli Lilly | Phase 2 | Terminated | |
| DS-8201a | Daiichi Sankyo | Phase 2 | Terminated | |
| Filgrastim + Peg-filgrastim | Kyowa Kirin | Phase 2 | Terminated | |
| Intratumoral Mitazalimab + Intratumoral Nivolumab | Alligator Bioscience AB | Phase 1 | Recruiting | |
| Azenosertib + Carboplatin + Pembrolizumab | Zentalis Pharmaceuticals | Phase 1/2 | Active | |
| BBI-940 + Fulvestrant | Boundless Bio | Phase 1 | Recruiting | |
| Eribulin Mesylate | Eisai | Pre-clinical | Completed | |
| Alpelisib + Tamoxifen + Zotatifin + Fulvestrant | eFFECTOR Therapeutics | Phase 2 | Completed | |
| U3 1402 + U3 1402 | Daiichi Sankyo | Phase 1 | UNKNOWN | |
| Doxorubicin Hydrochloride Liposome Injection | Sun Pharmaceutical | Phase 1 | UNKNOWN | |
| Decitabine, LBH589, Tamoxifen | Eisai | Phase 1/2 | Terminated | |
| KW-2450 in combination with lapatinib and letrozole | Kyowa Kirin | Phase 1 | Terminated | |
| tomivosertib + paclitaxel | eFFECTOR Therapeutics | Phase 1 | Completed | |
| Pelareorep + Letrozole + Atezolizumab + Trastuzumab | Biotech Research Group | Phase 1 | Terminated | |