Who are CS1001 monoclonal antibody's main competitors?

Direct comparators (same drug class / molecular target / therapeutic area): DURVALUMAB, AVELUMAB, Avelumab first-line maintenance, Avelumab (MSB0010718C), Cisplatin / Carboplatin，Gemcitabine，Cindilimab, Pf-06823859.

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Last reviewed 2026-05-16 · How we verify

CS1001 monoclonal antibody — Competitive Intelligence Brief

Name: Drug Landscape Pharmaceutical Database
Creator: Drug Landscape
Published: 2026-01-01
License: https://creativecommons.org/licenses/by/4.0/

CS1001 monoclonal antibody (CS1001 monoclonal antibody) competitive landscape: 6 comparators, recent regulatory actions, upcoming PDUFA, patent timeline. Class: PD-L1 inhibitor. Area: Oncology.

phase 3 PD-L1 inhibitor PD-L1 Oncology Biologic Live · refreshed every 30 min

Target snapshot

CS1001 monoclonal antibody (CS1001 monoclonal antibody) — CStone Pharmaceuticals. CS1001 is a monoclonal antibody that blocks PD-L1, preventing its interaction with PD-1 and PD-L2 receptors to enhance anti-tumor immune responses.

Comparator set (6 drugs)

Auto-detected by same drug class / molecular target / therapeutic area, ranked by phase + recency. Override with ?vs=slug1,slug2,….

Drug	Generic	Sponsor	Phase	Class	Target	Approval / PDUFA
CS1001 monoclonal antibody TARGET	CS1001 monoclonal antibody	CStone Pharmaceuticals	phase 3	PD-L1 inhibitor	PD-L1
DURVALUMAB	DURVALUMAB		marketed	Programmed Death Ligand-1 Blocker [EPC]	PD-L1	2017-01-01
AVELUMAB	AVELUMAB		marketed	Programmed Death Ligand-1 Blocker [EPC]	PD-L1	2017-01-01
Avelumab first-line maintenance	Avelumab first-line maintenance	Fondazione Policlinico Universitario Agostino Gemelli IRCCS	marketed	PD-L1 inhibitor	PD-L1
Avelumab (MSB0010718C)	avelumab-msb0010718c	Pfizer	marketed	Monoclonal antibody	PD-L1
Cisplatin / Carboplatin，Gemcitabine，Cindilimab	Cisplatin / Carboplatin，Gemcitabine，Cindilimab	People's Hospital of Quzhou	marketed	Combination chemotherapy with immune checkpoint inhibitor	DNA (platinum agents, gemcitabine); PD-L1 (cindilimab)
Pf-06823859	pf-06823859	Pfizer	marketed	Monoclonal Antibody	PD-1/PD-L1

Recent regulatory actions (last 90 days)

No regulatory actions in the last 90 days for this set.

Upcoming PDUFA dates (next 180 days)

No PDUFA dates in the next 180 days for this set.

Patent timeline (forward window)

No upcoming patent expiries for this set.

Sponsor landscape (PD-L1 inhibitor class)

Biocad · 13 drugs in this class
Shanghai Henlius Biotech · 8 drugs in this class
Celltrion · 5 drugs in this class
Mabwell (Shanghai) Bioscience Co., Ltd. · 4 drugs in this class
AstraZeneca · 4 drugs in this class
Sichuan Kelun-Biotech Biopharmaceutical Co., Ltd. · 2 drugs in this class
Innovent Biologics (Suzhou) Co. Ltd. · 2 drugs in this class
Jiangsu HengRui Medicine Co., Ltd. · 2 drugs in this class
Shanghai Hengrui Pharmaceutical Co., Ltd. · 2 drugs in this class
CStone Pharmaceuticals · 1 drug in this class

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Cite this brief

Drug Landscape (2026). CS1001 monoclonal antibody — Competitive Intelligence Brief. https://druglandscape.com/ci/cs1001-monoclonal-antibody. Accessed 2026-05-16.

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