Last reviewed 2026-04-19 · How we verify

Promensil

Fondazione IRCCS Istituto Nazionale dei Tumori, Milano · Phase 2 active Small molecule

Promensil is a Small molecule drug developed by Fondazione IRCCS Istituto Nazionale dei Tumori, Milano. It is currently in Phase 2 development.

Likelihood of approval

15.3% vs 15.3% industry baseline

If approved by FDA: likely 2031–2034

Steps remaining: Phase 3 → NDA/BLA submission

Confidence: Medium

Why this estimate

Baseline phase 2 → approval rate +15.3pp
Industry-wide phase 2 drugs reach approval ~15.3% of the time (BIO/Informa 2023 industry benchmark across all therapeutic areas).

Predicted approval windows by jurisdiction (conditional on FDA approval)

Regulator	Country	Likely year	Lag vs FDA
FDA	US	2031–2034	—
EMA	EU	2032–2035	+0.7 yr
MHRA	GB	2032–2035	+0.7 yr
Health Canada	CA	2032–2036	+0.9 yr
TGA	AU	2032–2036	+1.2 yr
PMDA	JP	2032–2036	+1.5 yr
NMPA	CN	2033–2037	+2.3 yr
MFDS	KR	2032–2036	+1.4 yr
CDSCO	IN	2032–2037	+1.8 yr
ANVISA	BR	2033–2037	+2.3 yr

Hover any row for the lag rationale. Lag estimates are reduced when the drug has FDA Breakthrough or EMA PRIME designation (sponsors file globally in parallel).

Estimate based on the BIO/Informa industry phase transition rates plus per-drug modifiers for therapeutic area, sponsor type, FDA designations, mechanism, and trial design. Per-jurisdiction lags from Tufts CSDD international approval studies. Not investment, clinical or regulatory advice. Methodology: /methodology#likelihood.

At a glance

Generic name	Promensil
Sponsor	Fondazione IRCCS Istituto Nazionale dei Tumori, Milano
Modality	Small molecule
Therapeutic area	Other
Phase	Phase 2

Approved indications

No approved indications tracked.

Common side effects

No common side effects on file.

Key clinical trials

Primary sources

Every claim on this page is sourced from regulatory or scientific primary sources. See our editorial policy for full methodology.

Source	Used for
ClinicalTrials.gov	Trial enrolment, design, endpoints, results

Competitive intelligence

For the full competitive landscape — auto-detected comparators, recent regulatory actions across the set, upcoming PDUFA, patent timeline, sponsor landscape:

Promensil CI brief — competitive landscape report
Promensil updates RSS · CI watch RSS
Fondazione IRCCS Istituto Nazionale dei Tumori, Milano portfolio CI

Frequently asked questions about Promensil

What is Promensil?

Promensil is a Small molecule drug developed by Fondazione IRCCS Istituto Nazionale dei Tumori, Milano.

Who makes Promensil?

Promensil is developed by Fondazione IRCCS Istituto Nazionale dei Tumori, Milano (see full Fondazione IRCCS Istituto Nazionale dei Tumori, Milano pipeline at /company/fondazione-irccs-istituto-nazionale-dei-tumori-milano).

What development phase is Promensil in?

Promensil is in Phase 2.

Manufacturer: Fondazione IRCCS Istituto Nazionale dei Tumori, Milano — full pipeline
Therapeutic area: All drugs in Other

Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing