Drugs / STX-478
last change Sep 2026 re-read 3 minutes ago

STX-478

also known as Tersolisib

Small molecule

Developed for
breast cancer
Investigated by
Eli Lilly and Company · Scorpion Therapeutics

Trials 3

PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 12 trials
Phase 1 NCT07662798 Jul → Sep 2026 overdue — Eli Lilly and Company Recruiting No outcome recorded
Phase 1 NCT06901336 Mar → May 2025 — Scorpion Therapeutics Completed No outcome recorded
Phase 1/21 trial
Phase 1/2 NCT05768139 Apr 2023 → Jul 2030 expected breast cancer Eli Lilly and Company Recruiting No outcome recorded

Evidence & citations 5 cited values

Every value below carries the sentence it was read from. 4 sources stand behind the page.

FieldValueCited text
Known as STX-478 ClinicalTrials.gov intervention name — accepted as the source's own label NCT05768139 ↗
1

NCT06901336 ↗

Known as Tersolisib ClinicalTrials.gov intervention name — accepted as the source's own label NCT07662798 ↗
Action Inhibit “STX-478 is a mutant-selective PI3Kα inhibitor” NCT05768139 ↗
Modality Small molecule — CHEMBL5421037 ↗
Route Oral “oral administration” NCT06901336 ↗