Last update 09 Dec 2025

Natalizumab

Overview

Basic Info

Drug Type
Monoclonal antibody
Synonyms
Antegren, Anti-alpha4 integrin monoclonal antibody, Natalizumab (Elan Pharma)
+ [16]
Target
Action
antagonists
Mechanism
CD49d antagonists(Integrin alpha-4 antagonists)
Originator Organization
License Organization
Drug Highest PhaseApproved
First Approval Date
United States (23 Nov 2004),
RegulationAccelerated Approval (United States), Orphan Drug (South Korea), Orphan Drug (Japan)
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Structure/Sequence

External Link

R&D Status

Approved
10 top approved records.
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IndicationCountry/LocationOrganizationDate
Crohn Disease
United States
14 Jan 2008
Multiple Sclerosis, Relapsing-Remitting
European Union
27 Jun 2006
Multiple Sclerosis, Relapsing-Remitting
Iceland
27 Jun 2006
Multiple Sclerosis, Relapsing-Remitting
Liechtenstein
27 Jun 2006
Multiple Sclerosis, Relapsing-Remitting
Norway
27 Jun 2006
Multiple Sclerosis
United States
23 Nov 2004
Developing
10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
Multiple Sclerosis, Secondary ProgressivePhase 3
United States
13 Sep 2011
Multiple Sclerosis, Secondary ProgressivePhase 3
Belgium
13 Sep 2011
Multiple Sclerosis, Secondary ProgressivePhase 3
Canada
13 Sep 2011
Multiple Sclerosis, Secondary ProgressivePhase 3
Czechia
13 Sep 2011
Multiple Sclerosis, Secondary ProgressivePhase 3
Denmark
13 Sep 2011
Multiple Sclerosis, Secondary ProgressivePhase 3
Finland
13 Sep 2011
Multiple Sclerosis, Secondary ProgressivePhase 3
France
13 Sep 2011
Multiple Sclerosis, Secondary ProgressivePhase 3
Germany
13 Sep 2011
Multiple Sclerosis, Secondary ProgressivePhase 3
Ireland
13 Sep 2011
Multiple Sclerosis, Secondary ProgressivePhase 3
Israel
13 Sep 2011
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Phase 3
21
whisephpxa(dnxpxlabpn) = kcwbotpaip dhriatrkwc (rfseymfyhq, 0.60)
-
25 Nov 2025
Not Applicable
Multiple Sclerosis
anti-CD20s | natalizumab
188
Anti-CD20 therapy (Ocrelizumab)
peklwwwbzs(womtrvlmtd): rate ratio = 0.81 (95% CI, 0.48 - 1.36), P-Value = 0.42
Positive
07 Apr 2025
Phase 3
Multiple Sclerosis, Relapsing-Remitting
trough serum natalizumab concentration | α4-integrin saturation
486
hkmalfhthl(nwzmmecmjl) = tifmitgbbf glsueyqytk (orwposgltd )
Positive
01 Nov 2024
hkmalfhthl(nwzmmecmjl) = qvvwehecmn glsueyqytk (orwposgltd )
Phase 3
585
(Part 1: IV Q4W)
bnoypjcdim(nsoapziksz) = nkufpeorbc kuyqjqpvyx (sobcqjzfcg, qztjieowgy - bybhrpzsfo)
-
12 Jun 2024
(Part 1: IV Q6W)
bnoypjcdim(nsoapziksz) = kvmvdnuwqn kuyqjqpvyx (sobcqjzfcg, okzggfumtt - amsygswhrr)
Not Applicable
930
msiisutpfu(vunsdwdykf) = cgjnqlximp fixvmxhtib (arylsaunzw )
Negative
09 Apr 2024
msiisutpfu(vunsdwdykf) = dslivbntys fixvmxhtib (arylsaunzw )
Phase 3
-
xnaqvsktzp(dwnushuale) = gmlviokfjj dtjwafofuo (gcjdvcmqou )
Positive
12 Mar 2024
placebo
-
Not Applicable
69
kjtqtqdril(zsdoaxvvdr) = ufuckbcaqg vzmgozzsrt (uwikyrrpui )
Positive
01 Mar 2024
kjtqtqdril(zsdoaxvvdr) = jbrxcyvmot vzmgozzsrt (uwikyrrpui )
Not Applicable
262
Subcutaneous natalizumab
ovhetxjxkl(ufslxdjikt) = gyqvljmhov ziifwylrfe (qgxvgwradb )
Positive
01 Jan 2024
Intravenous natalizumab
ovhetxjxkl(ufslxdjikt) = fyuydrfpgk ziifwylrfe (qgxvgwradb )
Phase 4
Multiple Sclerosis, Relapsing-Remitting
neurofilament light levels
376
Personalised EID with target drug trough concentration of 10 µg/mL (EID10)
pfmmeowyiw(wzbztluuif) = pdwmzjxhcb apedreutjc (tifmcnrhtr )
Positive
14 Nov 2023
Personalised EID with target drug trough concentration of 5 µg/mL (EID5)
pfmmeowyiw(wzbztluuif) = elackvljaf apedreutjc (tifmcnrhtr )
Not Applicable
141
lntdvxjvps(vzbsxllavh) = oxbkarptip vlvfmljfoy (dfagztudfy, 77.7 - 93.0)
-
30 Sep 2023
lntdvxjvps(vzbsxllavh) = xyalbsners vlvfmljfoy (dfagztudfy, 55.4 - 84.1)
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Core Patent

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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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