Last update 03 Jan 2026

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 3
590
hhxydxhwiz(ziwjtzsapp) = bvofeoutfu tjkhkbebbd (jmalrtapev, 19.2 - NE)
Positive
12 Dec 2025
hhxydxhwiz(ziwjtzsapp) = ttggryhnwn tjkhkbebbd (jmalrtapev, 6.4 - 13.2)
Phase 2
Metastatic human epidermal growth factor 2 positive carcinoma of breast
First line
HER2-Positive | Estrogen Receptor-Positive
16
(Estrogen Receptor-Positive and HER2-Positive Metastatic Breast Cancer)
bqnvobgrdc(aarbvyqtgf) = yhhptyqpkz irpnwyujkk (klykwmjlsa, 41 - 88)
Positive
12 Dec 2025
Phase 2
HER2 Positive Breast Cancer
Adjuvant
HER2-positive
102
hxsuibjxkv(jhlbtpvejm) = ektcqsuzbo wfaunqvrpr (qjopseemya, 83.3 - 95.6)
Positive
11 Dec 2025
Not Applicable
HER2 Positive Breast Cancer
Consolidation
HER2-Positive
104
sweuhckqyc(zdbodguoaw) = uvprskpzab uhpupeixxg (gaktzignqa )
Positive
11 Dec 2025
Not Applicable
HER2 Positive Breast Cancer
Neoadjuvant
HR+ | HER2-positive
104
qmbawkypcs(tkuxvrbmtp) = pfprcqcuzw jsczholjmu (nucpljzvot )
Positive
11 Dec 2025
Not Applicable
411
bkhcevzfjc(apwnfceroe) = owmlmxkwca bvtzgqykdg (kbmtvtybpt, 21.2 - 30.4)
Positive
05 Dec 2025
bkhcevzfjc(apwnfceroe) = mziksxnsfz bvtzgqykdg (kbmtvtybpt, 13.2 - 23.3)
Not Applicable
337
evpowgjigk(vdlpdpjrmt) = wktmtcurfu nmlqaotrwk (lzuvxtlijh, 12.9 - 17.6)
Positive
05 Dec 2025
(First-line treatment)
evpowgjigk(vdlpdpjrmt) = qwmrmlwafr nmlqaotrwk (lzuvxtlijh, 10.1 - 32.6)
Phase 2
ER positive, PR positive, HER2 positive breast cancer
First line | Neoadjuvant
ER Positive | PR Positive | HER2 Positive
81
jnngtsqddl(kbqkdhlzik) = vhplaxbevi kaxsnbvrjf (wxmemymwuu, 88.6 - 99.1)
Positive
17 Oct 2025
Not Applicable
301
Inetetamab + Pyrotinib + Chemotherapy
exfxujwrir(aszhekffig) = vwvnflsifh ykoluzrxik (imkrutgzce, 9.8 - 14.2)
Positive
17 Oct 2025
Inetetamab + Pyrotinib + Chemotherapy
(1st line)
exfxujwrir(aszhekffig) = lktskpzuru ykoluzrxik (imkrutgzce )
Phase 2
ER-positive/HER2-positive Breast Cancer
First line
ER-positive | HER2-positive
48
Dalpiciclib + Pyrotinib + Endocrine therapy
cdxalwelbp(fygdqpmwbw) = tcwgyecvym fobllpsrqp (omsnwkraee, 55.1 - 82.7)
Positive
31 Jul 2025
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