Generic entry timeline

FOSNETUPITANT CHLORIDE HYDROCHLORIDE generics — when can they launch?

FOSNETUPITANT CHLORIDE HYDROCHLORIDE (FOSNETUPITANT CHLORIDE HYDROCHLORIDE) · · 24 active US patents · 0 expired

Earliest patent expiry
2030-11-18
5 years remaining
Full patent estate to
2037-06-02
complete protection through 2037
FDA approval
2018

Where FOSNETUPITANT CHLORIDE HYDROCHLORIDE sits in the generic timeline

Mid-term cliff: earliest active US patent for FOSNETUPITANT CHLORIDE HYDROCHLORIDE expires in 2030 (~5 years). Generic developers typically begin ANDA bioequivalence studies 3-4 years ahead of this date. Paragraph IV filings + Hatch-Waxman 30-month stays may shift the effective entry by another 18-36 months.

Under US Hatch-Waxman, a generic enters via an ANDA (Abbreviated New Drug Application) and may file with one of four Paragraph IV certifications attacking the brand's listed patents. If the brand sues within 45 days, a 30-month FDA approval stay is triggered. First Para IV filer typically gets 180-day market exclusivity.

Patent estate by type — active patents

Method-of-use patents only carve out specific indications; generics can launch with a "skinny label" omitting those uses. Composition-of-matter patents block the molecule itself.

  • Method of Use — 10 patents
  • Composition of Matter — 8 patents
  • Formulation — 6 patents

FDA U-codes carved out by FOSNETUPITANT CHLORIDE HYDROCHLORIDE patents

Method-of-use patents are listed against specific FDA Patent Use Codes ("U-codes") representing carved-out indications. Generics can launch with a label that omits these uses.

U-codeDescription
U-2301(no description)

Sample patent estate

Showing 6 of 24 active US patents. View full estate on the FOSNETUPITANT CHLORIDE HYDROCHLORIDE drug page →

  • US9186357 Method of Use · expires 2030-11-18
    This patent protects compositions and methods for treating or preventing nausea and vomiting in patients undergoing chemotherapy, radiotherapy, or surgery.
    USPTO title: Compositions and methods for treating centrally mediated nausea and vomiting
  • US9186357 Method of Use · expires 2030-11-18
    This patent protects compositions and methods for treating or preventing nausea and vomiting in patients undergoing chemotherapy, radiotherapy, or surgery.
    USPTO title: Compositions and methods for treating centrally mediated nausea and vomiting
  • US10828297 Method of Use · expires 2030-12-17
    This patent protects compositions and methods for treating or preventing nausea and vomiting in patients undergoing chemotherapy, radiotherapy, or surgery.
    USPTO title: Compositions and methods for treating centrally mediated nausea and vomiting
  • US10828297 Method of Use · expires 2030-12-17
    This patent protects compositions and methods for treating or preventing nausea and vomiting in patients undergoing chemotherapy, radiotherapy, or surgery.
    USPTO title: Compositions and methods for treating centrally mediated nausea and vomiting
  • US9908907 Composition of Matter · expires 2032-05-23
    This patent protects compounds, compositions, and methods for preventing and/or treating diseases mediated by the neurokinin (NK1) receptor.
    USPTO title: Substituted piperaziniums for the treatment of emesis
  • US8426450 Composition of Matter · expires 2032-05-23
    This patent protects compounds, compositions, and methods for preventing and/or treating diseases mediated by the neurokinin (NK1) receptor.
    USPTO title: Substituted 4-phenyl pyridines having anti-emetic effect

Sources

Patent term extensions (PTR, pediatric exclusivity), Hatch-Waxman 30-month stays, and FDA regulatory exclusivity (NCE/ODE/PED) may shift the effective generic entry date. Not legal advice.

Get generic entry alerts

Free Pharma CI alerts on FOSNETUPITANT CHLORIDE HYDROCHLORIDE — get notified the moment an ANDA Paragraph IV certification is filed, a 30-month stay is triggered, or a generic launches. First 2 drugs free.

Subscribe free →