Who are Palbociclib's main competitors?

Direct comparators (same drug class / molecular target / therapeutic area): Kisqali, Ibrance, Abemaciclib + Aromatase Inhibitor, Abemaciclib + Fulvestrant, target treatment, Trilaciclib, carboplatin, etoposide，or Topotecan.

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Every 30 minutes from primary sources (FDA, EMA, MHRA, PMDA, ClinicalTrials.gov, USPTO). Subscribe to the RSS feed below for push alerts.

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Last reviewed 2026-05-15 · How we verify

Palbociclib — Competitive Intelligence Brief

Palbociclib (palbociclib) competitive landscape: 6 comparators, recent regulatory actions, upcoming PDUFA, patent timeline. Class: CDK4/6 inhibitor. Area: Oncology.

marketed CDK4/6 inhibitor Cyclin-dependent kinases 4 and 6 (CDK4/6) Oncology Live · refreshed every 30 min

Target snapshot

Palbociclib (palbociclib) — Pfizer Inc.. Palbociclib inhibits CDK4/6 to block G1/S cell cycle progression in ER-positive breast cancer.

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
Palbociclib TARGET	palbociclib	Pfizer Inc.	marketed	CDK4/6 inhibitor	Cyclin-dependent kinases 4 and 6 (CDK4/6)
Kisqali	ribociclib	Novartis	marketed	CDK4/6 inhibitor; aromatase inhibitor	Cyclin-dependent kinase (CDK) 4 and 6; aromatase enzyme	2017-01-01
Ibrance	Palbociclib	Pfizer	marketed	CDK4/6 inhibitor	Cyclin-dependent kinases 4 and 6 (CDK4/6)	2015-01-01
Abemaciclib + Aromatase Inhibitor	Abemaciclib + Aromatase Inhibitor	Prof. Wolfgang Janni	marketed	CDK4/6 inhibitor + Aromatase inhibitor combination	CDK4/6 + Aromatase
Abemaciclib + Fulvestrant	Abemaciclib + Fulvestrant	Prof. Wolfgang Janni	marketed	CDK4/6 inhibitor + estrogen receptor antagonist	CDK4/6 and estrogen receptor (ER)
target treatment	target treatment	Institut Bergonié	marketed	CDK4/6 inhibitor	CDK4/6
Trilaciclib, carboplatin, etoposide，or Topotecan	Trilaciclib, carboplatin, etoposide，or Topotecan	Jiangsu Simcere Pharmaceutical Co., Ltd.	phase 3	CDK4/6 inhibitor	CDK4/6

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 (CDK4/6 inhibitor class)

AstraZeneca · 1 drug in this class
Centre Leon Berard · 1 drug in this class
Draig Therapeutics Ltd · 1 drug in this class
Fujian Cancer Hospital · 1 drug in this class
GBG Forschungs GmbH · 1 drug in this class
GERCOR - Multidisciplinary Oncology Cooperative Group · 1 drug in this class
Hoffmann-La Roche · 1 drug in this class
Institut Bergonié · 1 drug in this class
Jiangsu Simcere Pharmaceutical Co., Ltd. · 1 drug in this class
Kartos Therapeutics, Inc. · 1 drug in this class

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Cite this brief

Drug Landscape (2026). Palbociclib — Competitive Intelligence Brief. https://druglandscape.com/ci/palbociclib. Accessed 2026-05-15.

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