Henlius’ HLX11 Wins CHMP Positive Opinion – Perjeta Biosimilar Nears EU Approval for HER2+ Breast Cancer

Shanghai Henlius Biotech, Inc. (HKG: 2696) announced that the European Medicines Agency’s (EMA) Committee for Medicinal Products for Human Use (CHMP) has adopted a positive opinion recommending marketing authorization for HLX11 (U.S. trade name: POHERDY), a biosimilar to Roche’s Perjeta (pertuzumab). The recommendation covers all EU‑approved indications for the reference product, including HER2‑positive early and metastatic breast cancer.

Regulatory Milestone

ItemDetail
CompanyShanghai Henlius Biotech, Inc. (HKG: 2696)
ProductHLX11 (POHERDY in U.S.)
Reference ProductRoche’s Perjeta (pertuzumab)
Drug ClassHER2‑targeted biosimilar monoclonal antibody
Regulatory BodyEMA CHMP (positive opinion); EC (final decision pending)
IndicationsAll EU‑approved Perjeta indications: HER2+ early and metastatic breast cancer
Prior ApprovalsUS approved (interchangeable biosimilar designation); Canada MAA under review

Approved Indications (Proposed)

SettingCombinationPatient Population
NeoadjuvantHLX11 + trastuzumab + chemotherapyHER2+ locally advanced, inflammatory, or early‑stage breast cancer at high recurrence risk
AdjuvantHLX11 + trastuzumab + chemotherapyHER2+ early breast cancer at high recurrence risk
MetastaticHLX11 + trastuzumab + docetaxelHER2+ metastatic or locally recurrent unresectable breast cancer (no prior anti‑HER2 or chemo for metastatic disease)

Biosimilar Evidence

AssessmentFinding
Analytical SimilarityComprehensive studies demonstrate structural and functional equivalence
Clinical ComparabilityComparative studies confirm similar quality, safety, and efficacy vs. reference product
CHMP BasisReview of analytical + clinical data supporting biosimilarity

Strategic Implications

  • HER2+ Breast Cancer Access: Perjeta‑based regimens are standard‑of‑care for HER2+ breast cancer; HLX11 biosimilar entry will reduce treatment costs and expand patient access across Europe.
  • Global Biosimilar Portfolio: HLX11 joins Henlius’ serplulimab (PD‑1) and other biosimilars, establishing the company as a leading China‑based biologics developer with US, EU, and Canada regulatory traction.
  • Interchangeability Validation: US interchangeable designation (first for a pertuzumab biosimilar) supports pharmacy‑level substitution and payer confidence; EU approval would reinforce global commercial viability.
  • Roche Competition: HLX11 entry will pressure Perjeta pricing (~ $4 billion annual global sales); Henlius’ cost‑competitive manufacturing provides margin advantage in tender‑driven European markets.

Market Context

FactorImpact
HER2+ Breast Cancer Incidence~ 300,000+ annual cases in EU; pertuzumab‑based therapy in ~ 60% of eligible patients
Biosimilar Uptake DriversAutomatic substitution policies in multiple EU states; oncology biosimilar experience supports rapid adoption
Henlius Commercial StrategyPartnership with Sandoz for EU commercialization (per prior agreements) leverages established oncology market access
Global ExpansionUS approval + EU CHMP opinion + Canada review positions HLX11 for trilateral market entry in 2026

Forward‑Looking Statements
This brief contains forward‑looking statements regarding EC final approval, commercial launch timelines, and market share capture in EU HER2+ breast cancer market. Actual results may differ due to risks including originator pricing responses, automatic substitution policy variations, and manufacturing supply consistency.-Fineline Info & Tech