Drugs / IZORLISIB
last change Apr 2026 re-read 9 days ago

IZORLISIB

also known as MEN1611 · CH5132799 · CH5132799-000 · PA-799

Small molecule targets PIK3CA via inhibition

Developed for
breast cancer · cancer · colorectal cancer
Investigated by
Menarini Group · Chugai Pharma Europe Ltd. · MedSIR

Trials 4

20112012201320142015201620172018201920202021202220232024202520262027
PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 12 trials
Phase 1 NCT03767335 Nov 2018 → Feb 2024 breast cancer Menarini Group Completed No outcome recorded
Phase 1 NCT01222546 Aug 2010 → Nov 2012 cancer Chugai Pharma Europe Ltd. Completed No outcome recorded
Phase 1/21 trial
Phase 1/2 NCT04495621 Jul 2020 → Jan 2024 colorectal cancer Menarini Group Completed No outcome recorded
Phase 21 trial
Phase 2 NCT05810870 May 2023 → Apr 2026 overdue breast cancer MedSIR Active not recruiting No outcome recorded

News releases announcing trial results or a regulatory action · 4

DateIssuerRelease
2020-12-07 Menarini Group Results Menarini Announces Results from New Preclinical Studies on MEN1611 for the Treatment of Breast Cancer at the 2020 San Antonio Breast Cancer Symposium menarini.com ↗
2020-09-17 Menarini Group Results Menarini Ricerche Announces Dose Escalation Results Of The Clinical Trial Of Men1611 In Breast Cancer menarini.com ↗
The combination of MEN1611 + trastuzumab +/- fulvestrant has shown an acceptable tolerability profile with no dose-limiting toxicities during the escalation phase, and most treatment emergent adverse events were reversible and manageable with supportive care.
2019-09-23 Menarini Group Results ESMO Annual Meeting 2019: Menarini Ricerche presents the preclinical characterization of MEN1611, a novel PI3K inhibitor in development for the treatm menarini.com ↗
These promising preclinical data, provide a strong rationale for MEN 1611 progression in clinical development in breast cancer patients.
2018-04-13 Menarini Group Results Menarini Ricerche to present the most recent pre-clinical data about the PI3K inhibitor MEN1611 at the AACR Annual Meeting 2018. menarini.com ↗
The results of these preclinical studies will be described in two posters.

Evidence & citations 9 cited values

Every value below carries the sentence it was read from. 5 sources stand behind the page.

FieldValueCited text
Known as IZORLISIB ChEMBL registry synonym — accepted as the source's own label CHEMBL1684984 ↗
Known as CH5132799 ClinicalTrials.gov intervention name — accepted as the source's own label NCT01222546 ↗
Known as CH5132799-000 ChEMBL registry synonym — accepted as the source's own label CHEMBL1684984 ↗
Known as MEN1611 ClinicalTrials.gov intervention name — accepted as the source's own label NCT05810870 ↗
2

NCT04495621 ↗

NCT03767335 ↗

Known as PA-799 ChEMBL registry synonym — accepted as the source's own label CHEMBL1684984 ↗
Action Inhibit “MEN1611 is an investigational drug which blocks a protein called PI3K” NCT03767335 ↗
Modality Small molecule — CHEMBL1684984 ↗
Route Oral “administered orally” NCT01222546 ↗
Target PIK3CA “PI3K alpha inhibitor MEN1611 selectively binds to and inhibits PIK3CA and its mutated forms in the PI3K/Akt (protein kinase B)/mammalian target of rapamycin (mTOR) pathway.” NCT05810870 ↗