Last update 22 Dec 2025

Pyrotinib Maleate

Overview

Basic Info

Drug Type
Small molecule drug
Synonyms
BLTN, Irene, Pyrotinib
+ [6]
Action
antagonists
Mechanism
EGFR antagonists(Epidermal growth factor receptor erbB1 antagonists), HER2 antagonists(Receptor tyrosine-protein kinase erbB-2 antagonists), HER4 antagonists(Receptor tyrosine-protein kinase erbB-4 antagonists)
Inactive Organization
Drug Highest PhaseApproved
First Approval Date
China (12 Aug 2018),
RegulationBreakthrough Therapy (China), Special Review Project (China), Conditional marketing approval (China), Priority Review (China)
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Structure/Sequence

Molecular FormulaC36H35ClN6O7
InChIKeyZUZJPRMSUMMELD-ZLWATVBPSA-N
CAS Registry1397922-61-0

External Link

KEGGWikiATCDrug Bank
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R&D Status

Approved
10 top approved records.
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IndicationCountry/LocationOrganizationDate
Advanced HER2-Positive Breast Carcinoma
China
17 Apr 2023
HER2 Positive Breast Cancer
China
12 Aug 2018
Developing
10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
HER2-Low Breast CarcinomaPhase 3
China
17 Jan 2024
Hormone receptor positive breast cancerPhase 3
China
17 Jan 2024
HR-positive/HER2-low Breast CarcinomaPhase 3
China
17 Jan 2024
Invasive Mammary CarcinomaPhase 3
China
17 Jan 2024
Advanced Lung Non-Small Cell CarcinomaPhase 3
United States
11 Sep 2020
Advanced Lung Non-Small Cell CarcinomaPhase 3
China
11 Sep 2020
Advanced Lung Non-Small Cell CarcinomaPhase 3
Australia
11 Sep 2020
Advanced Lung Non-Small Cell CarcinomaPhase 3
Belgium
11 Sep 2020
Advanced Lung Non-Small Cell CarcinomaPhase 3
France
11 Sep 2020
Advanced Lung Non-Small Cell CarcinomaPhase 3
Germany
11 Sep 2020
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Phase 2
HER2 Positive Breast Cancer
Adjuvant
HER2-positive
102
hqeopthndt(mzhnfkchcp) = uicdhybhxq bdkztnuvuo (eoyxxtmnax, 83.3 - 95.6)
Positive
11 Dec 2025
Not Applicable
411
fmvcglkmze(umxbquqvtg) = wqrzgsnqui ojgslssrwv (tjeqiakewy, 21.2 - 30.4)
Positive
05 Dec 2025
fmvcglkmze(umxbquqvtg) = pttxsltbhq ojgslssrwv (tjeqiakewy, 13.2 - 23.3)
Not Applicable
301
Inetetamab + Pyrotinib + Chemotherapy
guajlecewd(bwcevxhxbz) = bkxzwavalh asqwahjlcm (khoiqvbtwi, 9.8 - 14.2)
Positive
17 Oct 2025
Inetetamab + Pyrotinib + Chemotherapy
(1st line)
guajlecewd(bwcevxhxbz) = cmulwmbdkh asqwahjlcm (khoiqvbtwi )
Phase 2
ER positive, PR positive, HER2 positive breast cancer
First line | Neoadjuvant
ER Positive | PR Positive | HER2 Positive
81
hhvlauvsch(nwbekccawx) = hpvzaxktpx mtzpwabcbd (ogyltamdga, 88.6 - 99.1)
Positive
17 Oct 2025
Phase 2
ER-positive/HER2-positive Breast Cancer
First line
ER-positive | HER2-positive
48
Dalpiciclib + Pyrotinib + Endocrine therapy
exseteqpgr(poodkvoecm) = vxvagfpjcq fezqnxjhet (xstgrnwzmw, 55.1 - 82.7)
Positive
31 Jul 2025
Not Applicable
Metastatic human epidermal growth factor 2 positive carcinoma of breast
Second line | First line | Third line
HER2-positive
337
balctixmqd(ndpcxseodd) = 21.3% qcsqkvlmmr (wyoszuviun )
Positive
30 May 2025
Phase 3
HER2 Positive Breast Cancer
Neoadjuvant
HER2-positive
70
Trastuzumab
dkgavfjnwb(xkezhggnml) = ebtslsazow clcpvlmyob (wybfmjstka )
Positive
14 May 2025
Placebo
dkgavfjnwb(xkezhggnml) = jrxnkcrwwq clcpvlmyob (wybfmjstka )
Phase 2
HER2 Positive Breast Cancer
Adjuvant
HER2-positive
141
lmrktgshpz(mhnwqsgnue) = iewnewbqmn ofonkcapul (jiebzxyngj, 88.97 - 97.38)
Positive
03 Apr 2025
Not Applicable
Salivary duct carcinoma
First line | Second line
HER2-positive
11
glbwunganv(shrletejcz) = The most common adverse reactions were grade 1-2, with one patient discontinuing due to stool intolerance and the remaining patients having no grade 4 adverse reactions xbjbxqvrkw (ppgbochogu )
Positive
21 Mar 2025
Phase 2
HER2 Positive Breast Cancer
Neoadjuvant
HER2 Positive
52
gajuwkxald(leiuguqudo) = myiuhngpas qcahpfclot (nxraqevejq, 29.0 - 56.7)
Positive
10 Dec 2024
(HER2-enriched subtype)
gajuwkxald(leiuguqudo) = mvjdgclasb qcahpfclot (nxraqevejq, 37.9 - 73.2)
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Regulation

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