Wednesday, July 8, 2026

Drug profile · INN

peginterferon beta-1a

peginterferon beta-1a (PLEGRIDY) is a interferon alpha/beta receptor agonist. Associated with Biogen. Route of administration: injection. Current US regulatory status: approved.

FDA: approved EMA: approved TGA: approved Antineoplastic and immunomodulating agents (L03) L03AB13
US status approved
Patents linked 0
Pipeline programs 1
News articles 0
Drug details — peginterferon beta-1a
US status
approved
Class
Antineoplastic and immunomodulating agents (L03)
Route
INJECTION
Patents
0
Programs
1
Data quality
0.84

Quick answer

peginterferon beta-1a (PLEGRIDY) is a interferon alpha/beta receptor agonist. Associated with Biogen. Route of administration: injection. Current US regulatory status: approved.

Key facts

INN peginterferon beta-1a
Brand PLEGRIDY
Mechanism Interferon alpha/beta receptor agonist
Target Interferon alpha/beta receptor
Therapeutic class Antineoplastic and immunomodulating agents (L03)
Route INJECTION
Formulation INJECTABLE
ATC code L03AB13
Originator Biogen

Mechanism of action

Interferon alpha/beta receptor agonist

Primary target: Interferon alpha/beta receptor

Approval history

Authority Status Date
FDA approved
EMA approved
TGA approved

Pipeline programs

  1. 105MS306 Phase 3 · Biogen · Relapsing Remitting Multiple Sclerosis (RRMS)

Related & competitor drugs

  1. abiraterone acetate Antineoplastic and immunomodulating agents (L02)
  2. anagrelide Antineoplastic and immunomodulating agents (L01)
  3. apremilast Antineoplastic and immunomodulating agents (L04)
  4. arsenic trioxide Antineoplastic and immunomodulating agents (L01)
  5. axitinib Antineoplastic and immunomodulating agents (L01)
  6. azacitidine Antineoplastic and immunomodulating agents (L01)

Frequently asked questions

What is peginterferon beta-1a?

peginterferon beta-1a (PLEGRIDY) is a interferon alpha/beta receptor agonist. Associated with Biogen. Route of administration: injection. Current US regulatory status: approved.

What is the brand name for peginterferon beta-1a?

PLEGRIDY is a marketed brand name for peginterferon beta-1a. Check FDA Drugs@FDA for the current US label holder and prescribing information.

What is the US approval status of peginterferon beta-1a?

peginterferon beta-1a has approved status in the United States according to our Drugs@FDA-derived records. Verify on the official FDA label before clinical or commercial decisions.