Drug Profile

Pembrolizumab biosimilar - Rophibio

Alternative Names: RBS-003; RBS-003 biosimilar

Latest Information Update: 05 Jan 2026

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At a glance

Originator Rophibio
Class Antineoplastics; Antivirals; Immunotherapies; Monoclonal antibodies; Obesity therapies; Tumour-agnostic therapies
Mechanism of Action Programmed cell death 1 receptor antagonists

Orphan Drug Status

Orphan designation is assigned by a regulatory body to encourage companies to develop drugs for rare diseases.

No
New Molecular Entity No

08 Oct 2025 Early research in Non-small cell lung cancer in South Korea (Parenteral) prior to October 2025 (Rophibio pipeline; October 2025)

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