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YM060

Astellas Pharma Inc · Phase 3 active Small molecule Under review

YM060 is a kappa opioid receptor antagonist Small molecule drug developed by Astellas Pharma Inc. It is currently in Phase 3 development for Chronic pain. Also known as: ramosetron, Irribow, ramosetron, Irribow, Ramosetron.

YM060 is a selective and potent kappa opioid receptor antagonist.

YM060, also known as Ramosetron Hydrochloride, is a small molecule serotonin 3 (5-HT3) receptor antagonist. It has been studied in clinical trials for various conditions, including Irritable Bowel Syndrome, postoperative nausea and vomiting, and others.

Likelihood of approval
58.3% vs 58.3% industry baseline
If approved by FDA: likely 2028–2030
Steps remaining: NDA/BLA submission
Confidence: High
Why this estimate
  • Baseline phase 3 → approval rate +58.3pp
    Industry-wide phase 3 drugs reach approval ~58.3% 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 2028–2030
EMA EU 2029–2031 +0.7 yr
MHRA GB 2029–2031 +0.7 yr
Health Canada CA 2029–2032 +0.9 yr
TGA AU 2029–2032 +1.2 yr
PMDA JP 2029–2032 +1.5 yr
NMPA CN 2030–2033 +2.3 yr
MFDS KR 2029–2032 +1.4 yr
CDSCO IN 2029–2033 +1.8 yr
ANVISA BR 2030–2033 +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 nameYM060
Also known asramosetron, Irribow, ramosetron, Irribow, Ramosetron, ramosetron,
SponsorAstellas Pharma Inc
Drug classkappa opioid receptor antagonist
Targetkappa opioid receptor
ModalitySmall molecule
Therapeutic areaPain
PhasePhase 3

Mechanism of action

YM060 works by blocking the kappa opioid receptor, which is involved in pain modulation and other physiological processes. This action is thought to contribute to its analgesic effects. However, the exact mechanisms underlying its therapeutic effects are not fully understood.

Approved indications

Common side effects

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.

SourceUsed for
ClinicalTrials.govTrial 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:

Frequently asked questions about YM060

What is YM060?

YM060 is a kappa opioid receptor antagonist drug developed by Astellas Pharma Inc, indicated for Chronic pain.

How does YM060 work?

YM060 is a selective and potent kappa opioid receptor antagonist.

What is YM060 used for?

YM060 is indicated for Chronic pain.

Who makes YM060?

YM060 is developed by Astellas Pharma Inc (see full Astellas Pharma Inc pipeline at /company/astellas).

Is YM060 also known as anything else?

YM060 is also known as ramosetron, Irribow, ramosetron, Irribow, Ramosetron, ramosetron,.

What drug class is YM060 in?

YM060 belongs to the kappa opioid receptor antagonist class. See all kappa opioid receptor antagonist drugs at /class/kappa-opioid-receptor-antagonist.

What development phase is YM060 in?

YM060 is in Phase 3.

What are the side effects of YM060?

Common side effects of YM060 include Nausea, Vomiting, Dizziness, Headache.

What does YM060 target?

YM060 targets kappa opioid receptor and is a kappa opioid receptor antagonist.

Related

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