Last update 04 Sep 2026

Xevinapant

Overview

Basic Info

Drug Type
Small molecule drug
Synonyms
Iap inhibitor at-406, SMAC mimetic, AT 406
+ [5]
Action
inhibitors, inducers
Mechanism
XIAP inhibitors(Inhibitor of apoptosis protein 3 inhibitors), cIAP1 inhibitors(Cellular inhibitor of apoptosis protein 1 inhibitors), cIAP1/cIAP2 inhibitors(cIAP1/cIAP2 inhibitors)
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Structure/Sequence

Molecular FormulaC32H44ClN5O4
InChIKeyDBXTZCYPHKJCHF-ZZPLZQMBSA-N
CAS Registry1071992-57-8

External Link

KEGGWikiATCDrug Bank
D12565--

R&D Status

10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
Squamous Cell Carcinoma of Head and NeckPhase 3
China
06 Oct 2022
Squamous Cell Carcinoma of Head and NeckPhase 3
Taiwan Province
06 Oct 2022
Head and Neck NeoplasmsPhase 3
United States
30 Jan 2022
Locally Advanced Head and Neck Squamous Cell CarcinomaPhase 3
United States
07 Aug 2020
Locally Advanced Head and Neck Squamous Cell CarcinomaPhase 3
China
07 Aug 2020
Locally Advanced Head and Neck Squamous Cell CarcinomaPhase 3
Japan
07 Aug 2020
Locally Advanced Head and Neck Squamous Cell CarcinomaPhase 3
Argentina
07 Aug 2020
Locally Advanced Head and Neck Squamous Cell CarcinomaPhase 3
Australia
07 Aug 2020
Locally Advanced Head and Neck Squamous Cell CarcinomaPhase 3
Austria
07 Aug 2020
Locally Advanced Head and Neck Squamous Cell CarcinomaPhase 3
Belgium
07 Aug 2020
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Phase 3
166
(Xevinapant +IMRT)
csomffuumm(bijjtaetvf) = zslhnwojko bjkzkivlvi (rxsawoahlz, tylkqvhlha - ynflrpdhjr)
-
19 Feb 2026
Placebo
(Placebo +IMRT)
csomffuumm(bijjtaetvf) = blchitjwbh bjkzkivlvi (rxsawoahlz, aeyzncgyop - cnxqkykciz)
Phase 3
730
Xevinapant plus CRT
cdwwzqizdf(ekychhymdw) = lwpkzxxppy jhckwdqpkz (qjrcnnxiku, 14.5 - NE)
Negative
10 Oct 2025
Placebo plus CRT
cdwwzqizdf(ekychhymdw) = wclbfjmula jhckwdqpkz (qjrcnnxiku, 21.0 - NE)
Phase 3
730
carboplatin+Cisplatin+Debio 1143
(Sequence 1: Debio 1143 + CRT)
pzsotwtfun(korssbvpmm) = vxhyyzderb eckigmaaao (zzimxtrlkl, xztlphspnt - fzqttzkvjz)
-
08 Oct 2025
Placebo
(Sequence 2: Placebo + CRT)
pzsotwtfun(korssbvpmm) = jszsggstcb eckigmaaao (zzimxtrlkl, mkolqlqnnm - qclszktfte)
Phase 1
18
kszlvutccd = rfxyoyblns csuhbazyis (pdtnrxvuuf, cqrezpxoci - ygvfixpbik)
-
29 Sep 2025
Phase 1
-
24
(Group 1: Japanese Participants: Xevinapant (Debio 1143))
khcbjzsvzi(qlvinkcvga) = itrhmulsaw cofhxgretx (vqvakxyiiy, 34.6)
-
20 Aug 2025
(Group 2: Non-Japanese East Asian Participants: Xevinapant (Debio 1143))
khcbjzsvzi(qlvinkcvga) = darjddtyuu cofhxgretx (vqvakxyiiy, 21.4)
Phase 1
Advanced Lung Non-Small Cell Carcinoma
plasma IL-10 | IL-1β | IL-13 ...
-
Xevinapant RP2D + Avelumab
dajkmhaanl(tjvvxvjjwp) = n = 13 (34.2%) ejtpobpqsj (tpqmcbgakh )
Negative
01 Jan 2025
Phase 3
-
fefnmbtept(lvujaqejax) = the trial would be unlikely to meet its primary objective of prolonging event-free survival. ynjjagpbhq (pimfjzratw )
Not Met
Negative
24 Jun 2024
Phase 2
96
nfyuskotwx(yntinrawqs) = zbwfuhonra iojanscdks (rifdqilsdy )
Positive
24 May 2024
Placebo + CRT
nfyuskotwx(yntinrawqs) = mvfwtvbtpw iojanscdks (rifdqilsdy )
Phase 1/2
46
(Part A - Debio 1143 150 mg + Nivolumab)
yxpcqhahwl = rzfqisrfqd ftbshwbzjs (izixazhdej, lcvwovqquf - dsumnojbfr)
-
12 Jun 2023
(Part A - Debio 1143 200 mg + Nivolumab)
yxpcqhahwl = actvhudrht ftbshwbzjs (izixazhdej, ykhalcirbi - iyulvnhmgo)
AACR2023
ManualManual
Phase 1
38
wyfpvhhlxg(revyrjttil) = wxwjhsanlu jstdjnfpko (jssobanngy, 2.9 - 24.8)
Negative
14 Apr 2023
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