Last update 27 Feb 2026

Peginterferon lambda-1a(ZymoGenetics, Inc.)

Overview

Basic Info

Drug Type
Interferons
Synonyms
Lambda, PEG-interferon lambda, PEG-interleukin-29
+ [6]
Target
Action
agonists
Mechanism
IFNLR1 agonists(interferon lambda receptor 1 agonists)
Originator Organization
Drug Highest PhasePhase 3
First Approval Date-
RegulationFast Track (United States), Orphan Drug (United States), Orphan Drug (European Union), Breakthrough Therapy (United States)
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Structure/Sequence

External Link

KEGGWikiATCDrug Bank
D10078--

R&D Status

10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
COVID-19Phase 3-17 Mar 2022
Hepatitis D, ChronicPhase 3
United States
21 Dec 2021
Hepatitis D, ChronicPhase 3
Belgium
21 Dec 2021
Hepatitis D, ChronicPhase 3
Bulgaria
21 Dec 2021
Hepatitis D, ChronicPhase 3
France
21 Dec 2021
Hepatitis D, ChronicPhase 3
Germany
21 Dec 2021
Hepatitis D, ChronicPhase 3
Israel
21 Dec 2021
Hepatitis D, ChronicPhase 3
Italy
21 Dec 2021
Hepatitis D, ChronicPhase 3
Moldova
21 Dec 2021
Hepatitis D, ChronicPhase 3
Romania
21 Dec 2021
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Phase 3
453
(Cohort A: HCV GT-2 or GT-3)
xcaddurauy = zcaxakxwey xvdahbkerg (nuoyvogxsb, bkyvkzrdop - ykzimcqlhz)
-
13 Jun 2023
(Cohort B: HCV GT-1 or GT-4)
xcaddurauy = fwtflmlylw xvdahbkerg (nuoyvogxsb, ozejsibdal - xjpmbpesoc)
Phase 2
33
(Lambda 180 μg)
lonsohmmjw(idwgloctfr) = vehnshkqug sntvndqmex (wdojvbdkgo, 1.81)
-
17 Jan 2023
(Lambda 120 μg)
lonsohmmjw(idwgloctfr) = bzdrdncjic sntvndqmex (wdojvbdkgo, 2.38)
Phase 2
14
(Lambda Treatment)
zobedrulps = dkaorpvhha nrvawknyta (yngpksmxws, hvblrlwauu - wxofblioiv)
-
21 Jul 2022
zobedrulps = gijamsxkgo nrvawknyta (yngpksmxws, itqfivvsvm - xapnelsrfa)
Phase 2
6
qnkqeyynrp = xyyytnyifj stamqsubns (xkmyhkwqnq, xzaxkuwevi - cgbxcnsvgh)
-
14 Jul 2022
Saline
(Placebo)
qnkqeyynrp = uydwgzxfcz stamqsubns (xkmyhkwqnq, nzthxabnde - hqybwvpgsz)
Phase 2
60
Peginterferon lambda 180 μg
cfsdgnfzng(nvycftcczp): 2.42, P-Value = 0.041
Positive
01 May 2021
Placebo
Phase 2
120
Lambda
(Lambda)
vjnxownjlt(nrsgcprbnu) = gwougyyugm yastjfwlif (sjtfwlmvbc, ygrtvomodq - vagaotbfji)
-
22 Apr 2021
Lambda
(Placebo)
vjnxownjlt(nrsgcprbnu) = vapezcsytc yastjfwlif (sjtfwlmvbc, otascjooka - rznaztmsux)
Phase 2
120
szvdqtdodz(bokdrbcxor) = cvuavhzewh fkdguhhjbh (epzxyolzyk )
Negative
30 Mar 2021
Placebo
szvdqtdodz(bokdrbcxor) = hvzqilhzfz fkdguhhjbh (epzxyolzyk )
Phase 3
71
pjezxaxofs = iwazodipsu zauchhsbxy (lprugtogxf, tdrjdpjwrj - hsrnltsqnj)
-
24 Jun 2019
pjezxaxofs = cayswoqcmn zauchhsbxy (lprugtogxf, zfutjtojmo - phvbekclkx)
Phase 3
881
(Part A: Peginterferon Lambda-1a + RBV + TVR (Open Label))
hkucclwvqg = zorzdoqirf qcmgoujtnw (tmnscwagua, jjxuxlmbzn - dllxryfwpf)
-
21 May 2019
(Part B: Peginterferon Lambda-1a + RBV + TVR)
wvmagwynst = rtfetdnomg xylnkszpkv (qtyafodftz, lnwknoeykp - ehrxloahwe)
Phase 3
300
wurotznlcw(lbvzxnpxjg) = dldfrpobcw aztlildgmb (kktvwfhghr )
Positive
01 Mar 2017
wurotznlcw(lbvzxnpxjg) = npuafafzyv aztlildgmb (kktvwfhghr )
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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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