Assyro AI

Purple Book product · Reference 351(a)

Xolair

omalizumab

351(a)BLA 103976RxLicensed Genentech, Inc.

At a glance

Aug 17, 2023

Approved

Reference 351(a)

License type

Rx

Marketing

Yes

Patents listed

Key dates

  1. Approval

    Approval date of this BLA submission.

    Aug 17, 2023

    2 yr 10 mo ago

  2. Today

Pharmaceutical detail

Strength

300MG/2ML

Dosage form

Injection

Route

Subcutaneous

Presentation

Autoinjector

Center

CDER

License number

1048

Product number

007

Submission type

Supplement

Supplement number

5242

Change type

Not listed

Reference product family

View full family

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

Patent list (8)

Patents published in the FDA Purple Book Patent List for this product, with expiration date and source link.
PatentExpiresInSource
10,034,940Nov 04, 20257 mo agoFDA
11,078,294Jul 08, 2028in 2 yr 2 moFDA
11,987,637Jul 08, 2028in 2 yr 2 moFDA
8,574,869Jul 08, 2028in 2 yr 2 moFDA
10,017,732Mar 14, 2034in 7 yr 11 moFDA
10,676,710Mar 14, 2034in 7 yr 11 moFDA
10,829,732Mar 14, 2034in 7 yr 11 moFDA
12,030,959Jul 20, 2043in 17 yr 5 moFDA

Taxonomy and ontology

11 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.