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Montelukast or equivalent

Sanofi · Phase 3 active Small molecule ✓ Verified May 2026 Quality 13/100

Montelukast or equivalent is a Small molecule drug developed by Sanofi. It is currently in Phase 3 development.

Montelukast is a medication used to treat asthma, including persistent asthma and asthma in children, as well as asthma exacerbation. It has been studied as an add-on therapy to other treatments, such as inhaled corticosteroids, and compared to salmeterol in clinical trials.

Likelihood of approval
61.3% 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).
  • Big-pharma sponsor +3.0pp
    Sanofi is a top-20 pharma sponsor — historical approval rates run ~3pp above average due to scale, regulatory experience, and trial-design quality.
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 nameMontelukast or equivalent
SponsorSanofi
ModalitySmall molecule
PhasePhase 3

Approved indications

No approved indications tracked.

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 Montelukast or equivalent

What is Montelukast or equivalent?

Montelukast or equivalent is a Small molecule drug developed by Sanofi.

Who makes Montelukast or equivalent?

Montelukast or equivalent is developed by Sanofi (see full Sanofi pipeline at /company/sanofi).

What development phase is Montelukast or equivalent in?

Montelukast or equivalent is in Phase 3.

What are the side effects of Montelukast or equivalent?

Common side effects of Montelukast or equivalent include Fatigue, Muscle cramp, Palpitations, Cough, Diarrhea, Dizziness.

Related

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