Assyro AI

Purple Book product · Reference 351(a)

Ngenla

somatrogon-ghla

351(a)BLA 761184RxLicensed Pfizer Ireland Pharmaceuticals Unlimited Company

At a glance

Jun 27, 2023

Approved

Reference 351(a)

License type

Rx

Marketing

No

Patents listed

Key dates

  1. Approval

    Approval date of this BLA submission.

    Jun 27, 2023

    3 yr ago

  2. Today

  3. Orphan exclusivity ends

    7-year orphan-drug exclusivity window.

    Jun 27, 2030

    in 4 yr 1 mo

Pharmaceutical detail

Strength

60MG/1.2ML (50MG/ML)

Dosage form

Injection

Route

Subcutaneous

Presentation

Autoinjector

Center

CDER

License number

2060

Product number

002

Submission type

Original

Supplement number

Not listed

Change type

U

Reference product family

View full family

This is the reference (originator) product. Biosimilars and interchangeables referencing it are listed below.

Patent list

No patent-list records were published for this product. The Purple Book patent list reflects the statutory patent exchange under the BPCIA and is not exhaustive.

Taxonomy and ontology

13 terms

center

Center for Drug Evaluation and Research

center · CDER

application pathway

Biologics License Application

blaNumber · BLA

license type

351(a)

blaType · 351(a)

application pathway

Section 351(a) Biologic

blaType · 351(a)

product role

Reference or Standalone Biologic

blaType · Reference product

marketing status

Prescription

marketingStatus · Rx

licensure status

Licensed

licensure · Licensed

route

Subcutaneous

routeOfAdministration · Subcutaneous

dosage form

Injection

dosageForm · Injection

source kind

Monthly Download

sourceKind · monthly_download

  • Food and Drug Administrationparent ofCenter for Drug Evaluation and Research
  • Food and Drug Administrationsource forMonthly Download
  • Biologics License Applicationparent ofSection 351(a) Biologic
  • Biologics License Applicationparent ofSection 351(k) Biosimilar or Interchangeable
  • Section 351(a) Biologicmaps to351(a)
  • 351(a)classifiesReference or Standalone Biologic

Source provenance

Source kind · Monthly download
Checked May 28, 2026
FDA release · April 2026
Agent CTA Background

Your Next Submission Could Take 6+ Fewer Weeks and Cost $250K Less.