Who are Abiraterone Acetate (AA)'s main competitors?

Direct comparators (same drug class / molecular target / therapeutic area): Abiraterone acetate and prednisone, Abiraterone + Prednisolone/Prednisone, Enzalutamide, Abiraterone, Abiraterone with Prednisone or Enzalutamide, Fuzuloparib , Abiraterone acetate and Prednisone.

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Last reviewed 2026-06-10 · How we verify

Abiraterone Acetate (AA) — Competitive Intelligence Brief

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

Abiraterone Acetate (AA) (Abiraterone Acetate (AA)) competitive landscape: 5 comparators, recent regulatory actions, upcoming PDUFA, patent timeline. Class: CYP17A1 inhibitor. Area: Oncology.

phase 3 CYP17A1 inhibitor CYP17A1 (17α-hydroxylase/17,20-lyase) Oncology Small molecule Live · refreshed every 30 min

Target snapshot

Abiraterone Acetate (AA) (Abiraterone Acetate (AA)) — Janssen Research & Development, LLC. Abiraterone acetate inhibits CYP17A1, a key enzyme in androgen synthesis, thereby reducing testosterone production in patients with castration-resistant prostate cancer.

Comparator set (5 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
Abiraterone Acetate (AA) TARGET	Abiraterone Acetate (AA)	Janssen Research & Development, LLC	phase 3	CYP17A1 inhibitor	CYP17A1 (17α-hydroxylase/17,20-lyase)
Abiraterone acetate and prednisone	Abiraterone acetate and prednisone	Janssen Research & Development, LLC	phase 3	CYP17A1 inhibitor (androgen synthesis inhibitor)	CYP17A1 (17α-hydroxylase/17,20-lyase)
Abiraterone + Prednisolone/Prednisone	Abiraterone + Prednisolone/Prednisone	AstraZeneca	phase 3	CYP17A1 inhibitor (androgen synthesis inhibitor) + glucocorticoid	CYP17A1 (17α-hydroxylase/17,20-lyase)
Enzalutamide, Abiraterone	Enzalutamide, Abiraterone	Veru Inc.	phase 3	Androgen receptor antagonist + CYP17A1 inhibitor combination	Androgen receptor (AR) and CYP17A1
Abiraterone with Prednisone or Enzalutamide	Abiraterone with Prednisone or Enzalutamide	Curium US LLC	phase 3	CYP17A1 inhibitor (abiraterone) + androgen receptor antagonist (enzalutamide) + glucocorticoid (prednisone)	CYP17A1 (abiraterone); androgen receptor (enzalutamide); glucocorticoid receptor (prednisone)
Fuzuloparib , Abiraterone acetate and Prednisone	Fuzuloparib , Abiraterone acetate and Prednisone	Jiangsu HengRui Medicine Co., Ltd.	phase 3	PARP inhibitor (fuzuloparib) combined with CYP17A1 inhibitor (abiraterone acetate) and glucocorticoid (prednisone)	PARP1/PARP2 (fuzuloparib); CYP17A1 (abiraterone acetate); glucocorticoid receptor (prednisone)

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 (CYP17A1 inhibitor class)

Assistance Publique - Hôpitaux de Paris · 1 drug in this class
Janssen Research & Development, LLC · 1 drug in this class

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Cite this brief

Drug Landscape (2026). Abiraterone Acetate (AA) — Competitive Intelligence Brief. https://druglandscape.com/ci/abiraterone-acetate-aa. Accessed 2026-06-10.

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