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Abiraterone Acetate; Niraparib Tosylate

Sold as AKEEGA · given by oral

Ten years or more until it comes off patent
11.6 yr
Until anyone may copy it
Protection runs to 2038-03-27
24
Trials running now
480 registered in total
Phase 3
Furthest stage reached
large trials measuring benefit
3
Organisations running trials
lead sponsors on record
01

Who owns it, and until when

Janssen Biotech Inc
Approval holder
the only company permitted to sell it today
2038-03
Last patent expires
latest patent filed against this product
2028-12
FDA exclusivity ends
a separate protection granted at approval

Whichever date falls later is when other manufacturers may apply to sell copies. Price typically falls steeply within a year of that point, and with it any company's ability to recover the cost of new research on the molecule. That is when it becomes a candidate for the ledger on the first tab.

02

What it is being tested for

Prostate CancerProstate Cancer MetastaticMetastatic Prostate Cancer
03

Who is paying for the research

Cougar Biotechnology, Inc.
Company
3
Janssen Research & Development, LL
Company
3
Sun Yat-sen University
University or hospital
2

Who funds the trials matters after protection lapses. Company-funded work usually stops once exclusivity ends; university, hospital and government-funded work does not, and is the research most likely to continue on this molecule afterwards.

04

The trials themselves

NCT07674121No trials on record2026 · 75 people · not yet recruiting
PROLONG (PRostateOLaparibONcombinationGcc) S

Expiry dates are what the patent holder has filed; litigation, paediatric extensions and settlements routinely move them, so read these as the earliest plausible date rather than a schedule. Not medical advice.

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