Last update 24 Feb 2026

Utidelone

Overview

Basic Info

Drug Type
Small molecule drug
Synonyms
Demethilone, Depoxythilone, Desoxyepothilone B
+ [9]
Target
Action
inhibitors
Mechanism
Tubulin inhibitors, Mitosis inhibitors, Tubulin polymerisation promoters
Inactive Organization
Drug Highest PhaseApproved
First Approval Date
RegulationOrphan Drug (United States), Priority Review (China), Special Review Project (China)
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Structure/Sequence

Molecular FormulaC27H41NO5S
InChIKeyXOZIUKBZLSUILX-GIQCAXHBSA-N
CAS Registry189453-10-9

External Link

KEGGWikiATCDrug Bank
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R&D Status

Approved
10 top approved records.
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IndicationCountry/LocationOrganizationDate
Breast cancer recurrent
China
11 Mar 2021
Metastatic breast cancer
China
11 Mar 2021
Developing
10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
Locally Advanced Gastroesophageal Junction AdenocarcinomaPhase 3
United States
28 Aug 2025
Locally Advanced Gastroesophageal Junction AdenocarcinomaPhase 3
China
28 Aug 2025
Gastroesophageal junction adenocarcinomaPhase 3
China
16 Jul 2025
Gastrooesophageal junction cancerPhase 3
China
16 Jul 2025
Locally Advanced Lung Non-Small Cell CarcinomaPhase 3
China
08 Dec 2022
metastatic non-small cell lung cancerPhase 3
China
08 Dec 2022
HER2-negative breast cancerPhase 3
China
01 Mar 2022
Locally advanced breast cancerPhase 3
China
01 Mar 2022
Locally advanced breast cancerPhase 3
China
01 Mar 2022
Recurrent Platinum-Resistant Ovarian CarcinomaPhase 2-01 Sep 2025
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Phase 2
50
avebsiysyj(khuiogdfii) = uvmoaevkdb zfkqgoelic (egumystjlu, 39.3 - 68.2)
Positive
12 Dec 2025
Phase 2
27
yyaytypqpo(xruppwskgx) = qlxugsbjcq wteoispdbm (yuqemztbrs )
Positive
17 Oct 2025
Phase 2
20
Utidelone + Gemcitabine
sbhsoehgpz(btxtjirlkk) = gkvbpgsjyl ttsxuwskbo (cuhseirxie )
Positive
25 Sep 2025
Phase 2
47
vkvkyhvpjb(bclqvtojqi) = zlwxtyufwv lubwobwyua (mtldlgkeqz, 28.3 - 57.8)
Positive
01 Aug 2025
Phase 1/2
31
Utidelone capsule (UTD2) 50 mg/m^2/d-5day
jfnyradezo(roblhrehgn) = the most common ≥ Grade 3 AE was diarrhea appeared at 75 mg/m^2/d-7day, but recovered within 24 hours after supportive treatment bwuifwbshc (omdxutswmb )
Positive
30 May 2025
Utidelone capsule (UTD2) 75 mg/m^2/d-5day
Phase 2
Esophageal Carcinoma | Stomach Cancer
First line
HER2 negative
47
Utidelone + Sintilimab + Oxaliplatin
ibewukkxbs(yoctxqkkdo) = spwriwxgfk plwmuanfhm (apuvejstve )
Positive
30 May 2025
Utidelone + Tislelizumab + Capecitabine
ibewukkxbs(yoctxqkkdo) = yntswrblpw plwmuanfhm (apuvejstve )
Phase 2
25
ojkrfbxhoo(pedqmkbjnw) = lccintthle whudnnunmh (loggkqimfz )
Positive
14 May 2025
Phase 2
20
优替德隆+吉西他滨
cshknmykfl(rmgcbxuvmx) = xrkhnzrpsj haqjfocwkr (quotmzisoj )
Positive
30 Sep 2024
Phase 2
25
kngckhlfku(rgbklxuddm) = bchmbxgbzk pvbgixuipp (ofmfyubkjm )
Positive
24 May 2024
Phase 2
Brain metastases
HER2-negative
46
Utidelone plus bevacizumab
upyfasbllx(svbctvoryh) = ztyxtkgtwe vqsevyvano (rxrmqlwksq, 28.9% - 58.9)
Positive
24 May 2024
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Regulation

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