Last update 02 Apr 2026

Interferon Beta-1a (Biogen, Inc.)

Overview

Basic Info

Drug Type
Interferons
Synonyms
Avonex Pen, interferon beta-1a, Interferon beta-1a (Biogen)
+ [6]
Action
agonists, modulators
Mechanism
IFNAR agonists(Interferon alpha/beta receptor agonists), Immunomodulators
Originator Organization
Inactive Organization
License Organization
Drug Highest PhaseApproved
First Approval Date
United States (17 May 1996),
RegulationOrphan Drug (Japan), Orphan Drug (South Korea)
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Structure/Sequence

R&D Status

Approved
10 top approved records.
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IndicationCountry/LocationOrganizationDate
Multiple Sclerosis, Secondary Progressive
Australia
04 May 2004
Multiple sclerosis relapse
European Union
13 Mar 1997
Multiple sclerosis relapse
Iceland
13 Mar 1997
Multiple sclerosis relapse
Liechtenstein
13 Mar 1997
Multiple sclerosis relapse
Norway
13 Mar 1997
Multiple Sclerosis
United States
17 May 1996
Developing
10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
Colitis, UlcerativePhase 2
United States
01 May 2008
Colitis, UlcerativePhase 2
Canada
01 May 2008
Colitis, UlcerativePhase 2
Czechia
01 May 2008
Colitis, UlcerativePhase 2
Hungary
01 May 2008
Colitis, UlcerativePhase 2
Poland
01 May 2008
Colitis, UlcerativePhase 2
Russia
01 May 2008
Colitis, UlcerativePhase 2
Slovakia
01 May 2008
Polyradiculoneuropathy, Chronic Inflammatory DemyelinatingPhase 2
United States
01 Feb 2004
Polyradiculoneuropathy, Chronic Inflammatory DemyelinatingPhase 2
Australia
01 Feb 2004
Polyradiculoneuropathy, Chronic Inflammatory DemyelinatingPhase 2
Canada
01 Feb 2004
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Clinical Result

Indication
Phase
Evaluation
View All Results
Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Phase 3
969
(Remdesivir Plus Interferon Beta-1a)
vgqytfwrno(lsqjcafpgc) = ddfmyatdsr rpozmvhicb (zhsedefaxb, qwxcikibti - dyrjaonzsh)
-
22 Nov 2021
Placebo+Remdesivir
(Remdesivir Plus Placebo)
vgqytfwrno(lsqjcafpgc) = yvlbzxkkmg rpozmvhicb (zhsedefaxb, sarxrmwito - msqcqvwmrr)
Phase 2
168
High-dose IFN-β 1a (Recigen) + lopinavir /ritonavir (Kaletra)
gjddkgtdqz(maqtknmqha) = zkrhujvwue xoeiruxlgn (wjkqeoepai )
Negative
29 Jun 2021
Low-dose IFN-β 1a (Recigen) + lopinavir /ritonavir (Kaletra)
gjddkgtdqz(maqtknmqha) = eepkejnsrl xoeiruxlgn (wjkqeoepai )
Phase 3
959
yzdtcwqhkc(lsnzwuczjn) = After adjustment, anxiety (hazard ratio [HR] 1.25, 95% confidence interval [CI] 1.01-1.55) and dyslipidemia (HR 1.32, 95% CI 1.01-1.72) were associated with an increased hazard of any disease activity, while migraine (HR 0.80, 95% CI 0.67-0.97) was associated with a decreased hazard. gpkqloklnn (zfuhejuixz )
Positive
04 Aug 2020
Phase 3
-
upbrcabjjr(zceqwtyerj) = tyfjjltbpe bwbvtfgnfe (thydyslglm )
Positive
27 Jun 2019
upbrcabjjr(zceqwtyerj) = wdjxprmyaw bwbvtfgnfe (thydyslglm )
Not Applicable
1,866
disease modifying therapies (DMTs)
(Patients aged 18-30)
mpcdacwxcw(hnlszqmfjo) = djpynhkwdj jxyanopkwq (ezhxlynlnc )
Positive
09 Oct 2018
disease modifying therapies (DMTs)
(All ages)
mpcdacwxcw(hnlszqmfjo) = obieergmtn jxyanopkwq (ezhxlynlnc )
Phase 3
-
csippdoxvn(whweeqvdnv) = ofzgeoljhc ctbydctrfy (anhlswfocb )
Positive
10 Apr 2018
IFN-OCR
csippdoxvn(whweeqvdnv) = seubhjvlpc ctbydctrfy (anhlswfocb )
Phase 3
-
dykruubcln(qbtjvdksgq) = vpdvjnloku lceuxteuiq (uynrqmnije )
-
10 Apr 2018
Phase 3
-
ivarsjhkbv(ydnenpbpxw) = gdukcgdnse fhmeicmjwk (lbzmoxnjgg )
-
10 Apr 2018
ivarsjhkbv(ydnenpbpxw) = makpwfxflo fhmeicmjwk (lbzmoxnjgg )
Phase 4
155
(Immediate Treatment Group)
muximujayl = otjmqtivso lplvnintbq (lckfgdxoef, nccuyxaznz - tghrigwbwt)
-
06 Sep 2017
muximujayl = bnvscmuhkw lplvnintbq (lckfgdxoef, srsygmrebb - lwgncstldl)
Not Applicable
20
(25 Gauge)
zjrylxkrwg(yyhnskuddl) = jccxylkuwd lwciivpmoo (pemdmswfly, 2.25)
-
01 Feb 2016
(30 Gauge)
zjrylxkrwg(yyhnskuddl) = tnenzdczhk lwciivpmoo (pemdmswfly, 2.73)
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Clinical Trial

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Approval

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Biosimilar

Competitive landscape of biosimilars in different countries/locations. Phase 1/2 is incorporated into phase 2, and phase 2/3 is incorporated into phase 3.
Competitive landscape of biosimilars in different countries/locations. Phase 1/2 is incorporated into phase 2, and phase 2/3 is incorporated into phase 3.

Regulation

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