Loxo Oncology
Trial Pipeline
A Study Evaluating the Efficacy and Safety of Pirtobrutinib in Participants With Relapsed or Refractory Chronic Lymphocytic Leukemia/Small Lymphocytic Lymphoma
NCT06588478
A Study of Pirtobrutinib (LOXO-305) Versus Ibrutinib in Participants With Chronic Lymphocytic Leukemia (CLL)/Small Lymphocytic Lymphoma (SLL)
NCT05254743
A Study of Pirtobrutinib (LOXO-305) Versus Bendamustine Plus Rituximab (BR) in Untreated Patients With Chronic Lymphocytic Leukemia (CLL)/Small Lymphocytic Lymphoma (SLL)
NCT05023980
A Trial of Pirtobrutinib (LOXO-305) Plus Venetoclax and Rituximab (PVR) Versus Venetoclax and Rituximab (VR) in Previously Treated Chronic Lymphocytic Leukemia/Small Lymphocytic Lymphoma (CLL/SLL)
NCT04965493
Study of BTK Inhibitor LOXO-305 Versus Approved BTK Inhibitor Drugs in Patients With Mantle Cell Lymphoma (MCL)
NCT04662255
Study of LOXO-305 (Pirtobrutinib) Versus Investigator's Choice (Idelalisib Plus Rituximab or Bendamustine Plus Rituximab) in Patients With Previously Treated Chronic Lymphocytic Leukemia (CLL)/Small Lymphocytic Lymphoma (SLL)
NCT04666038
A Study of Selpercatinib (LY3527723) in Participants With RET-Mutant Medullary Thyroid Cancer
NCT04211337
Study of the Effect of Food and a Proton Pump Inhibitor (PPI; Omeprazole) on LOXO-305 in Healthy Participants
NCT05134350
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 1 | 1 |
| Phase 2 | 28 |
| Phase 3 | 6 |
What the Pipeline for Loxo Oncology Shows
According to the ClinicalTrials.gov registry, Loxo Oncology is linked to 35 US clinical trials across every stage of research activity. Of those, 29 studies are currently recruiting — about 83% of the sponsor's indexed portfolio — and 1 are already marked complete, representing roughly 3% of the total. Recruiting share is one of the more practical signals here: it reflects how much of a sponsor's research is presently open to new participants, while the completed share indicates the depth of finished work that has already contributed registry results. Both counts come directly from the public ClinicalTrials.gov dataset and are refreshed on the registry side; this page mirrors the latest data pull without altering it.
The phase mix for Loxo Oncology reports 6 late-stage studies (Phase 3 and Phase 4 combined) and 29 earlier-phase studies (Phase 1 and Phase 2). A portfolio weighted toward Phase 3 usually reflects an organization advancing candidates toward regulatory review, where the research centers on comparative efficacy and broader safety across larger populations. A heavier Phase 1 and Phase 2 tilt generally indicates exploratory work — safety, dosing, and early signal detection — and is common among research-forward sponsors that seed many early programs. Phase 4 entries, when present, track interventions already in real-world use and typically focus on long-term safety, effectiveness across subgroups, or formulation comparisons.
The top therapeutic focus area indexed for Loxo Oncology is Small Lymphocytic Lymphoma with 5 linked trials, and 6 other condition areas appear in the top list above. That distribution is a quick read of where the organization concentrates its research attention; it does not imply product availability, market share, or any clinical endorsement. All numbers on this page come from ClinicalTrials.gov maintained by the National Library of Medicine, and counts can shift as new studies are registered or existing ones update their status. This information is provided for reference and educational purposes only, not as medical, investment, or regulatory advice — verify current details directly with ClinicalTrials.gov before relying on any figure here.
Read our methodology — how this data is sourced, computed, and verified.