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Table 1 The clinical trials of PARP inhibitors in TNBC

From: Recent advances in targeted strategies for triple-negative breast cancer

Drug name

Com

Num

Trial Name

Regiment

Phase

Status

Object

POM

NCT number

Olaparib (AZD2281)

 

1836

OlympiA

300 mg bid po

III

Active, not recruiting

Early-stage gBRCA, adjuvant therapy

iDFS

NCT02032823

Olaparib

 

99

 

400 mg bid po (capsules)

Or 300 mg bid po (tablets)

II

Completed

Advanced TNBC

ORR

NCT00679783

Olaparib

 

54

 

100 mg/400 mg bid

II

Completed

gBRCA1/2 m and advanced TNBC

ORR

NCT00494234

Olaparib

 

30

 

300 mg bid for 4 weeks of each cycle

II

Not yet recruiting

mTNBC

ORR

NCT05522491

Olaparib

Ceralasertib/ Adavosertib

273

VIOLETTE

Olaparib: 300 mg bid 28-day cycle

Ceralasertib: 160 mg/d

Adavosertib: 150 mg bid

II

Active, not recruiting

mTNBC

PFS

NCT03330847

Olaparib

Cediranib

155

 

Olaparib: 100–400 mg po bid on days 1–28

Cediranib: po

I/II

Active, not recruiting

mTNBC

PFS

NCT01116648

Olaparib

Durvalumab

45

DORA

Olaparib: 300 mg bid

Durvalumab: iv every 28 days

II

Completed

Advanced TNBC

PFS

NCT03167619

Olaparib

Durvalumab (MEDI4736)

264

MEDIOLA

Olaparib: 300 mg bid for 4 weeks

Durvalumab: q4w starting on day 1

I/II

Active, not recruiting

gBRCAm HER2-mBC/TNBC

PFS

NCT02734004

Olaparib

Durvalumab

3

 

Olaparib: po bid for 28 days

Durvalumab: iv over 1 h on day 1

I

Completed

mTNBC

CLIA

NCT03544125

Olaparib

Durvalumab

132

 

Olaparib: po bid on days 1–28

Durvalumab: iv over 1 h on day 1

II

Recruiting

mTNBC

ORR

NCT03801369

Olaparib

Physician's choice chemotherapy

302

OlympiAD

Olaparib: 300 mg bid po

Capecitabine: 2500 mg/m2 day 1-14

or Vinorelbine 30 mg/m2 day 1,8

or Eribulin 1.4 mg/m2 day 1,8

III

Active, not recruiting

Advanced/Metastatic gBRCA, ≤ 2 prior lines

PFS

NCT02000622

Olaparib

Paclitaxel

19

 

Olaparib: 200 mg bid

Paclitaxel: iv over 1 h

I/II

Completed

mTNBC

AEs

NCT00707707

Olaparib

Radiation therapy

24

 

Olaparib: five levels of dose, po bid each day

IMRT

I

Unknown

Advanced or mTNBC

MTD

NCT03109080

Veliparib

(ABT-888)

Temozolomide

294

 

Veliparib: 40 mg bid days 1–7

Temozolomide: 150 to 200 mg/m2 qd days 1–5 in each 28-day cycle

II

Completed

Metastatic gBRCA, ≤ 0–2 prior lines

PFS

NCT01506609

Veliparib

Carboplatin and Paclitaxel

294

 

Veliparib: 80 mg bid day 1–7

Carboplatin: day 3 of each 21-day cycle

Paclitaxel: 175 mg/m2 on day 3 of each 21-day cycle

II

Completed

Metastatic gBRCA, ≤ 0–2 prior lines

PFS

NCT01506609

Veliparib

Carboplatin and Paclitaxel

509

BROCADE3

Veliparib: 120 mg bid on day 2–5 of a 21-day cycle

Carboplatin: iv AUC 6 mg/ml/min on day 1 of every cycle

Paclitaxel: 80 mg/m2 iv on day 1, 8, and 15 of every cycle

III

Active, not recruiting

Metastatic or advanced gBRCA1/2 m HER2- BC/TNBC

mPFS

NCT02163694

Veliparib

Carboplatin and Paclitaxel

634

BrighTNess

Veliparib: 50 mg po bid

Paclitaxel: 80 mg/m2 iv weekly for 12 doses

Carboplatin: AUC 6 mg/mL/min iv q3w for 4 cycles

II

Completed

Stage II or III TNBC Neoadjuvant

pCR

NCT02032277

Veliparib

Carboplatin and Paclitaxel

116

I-SPY 2

NA

II

Recruiting

Stage II or III TNBC Neoadjuvant

pCR

NCT01042379

Veliparib

Cyclophosphamide

124

 

Veliparib: 60 mg po by mouth

Cyclophosphamide: 50 mg po by mouth for 21d

II

Completed

Advanced TNBC

ORR, PFS

NCT01306032

Talazoparib

(BMN 673)

 

431

EMBRACA

1.0 mg/d po for 21 continuous days

III

Completed

Advanced/Metastatic gBRCA, ≤ 3 prior lines

PFS

NCT01945775

Talazoparib

 

84

ABRAZO

1 mg qd

II

Terminated

gBRCA1/2 m advanced TNBC

ORR

NCT02034916

Talazoparib

 

36

 

1 mg/d po for 6 months

II

Completed

gBRCA1/2 m and operable HER2- BC/TNBC

pCR

NCT02282345

Niraparib

 

216

BRAVO

300 mg (3 × 100 mg capsules) /d po for 21 continuous days

III

Terminated

Advanced/Metastatic gBRCA, ≤ 2 prior lines

PFS

NCT01905592

Niraparib

Pembrolizumab

122

TOPACIO

Niraparib: 300 mg/d po on Day 1-21

Pembrolizumab: 200 mg iv on Day 1 of each 21-day cycle

I/II

Completed

Advanced TNBC

DLTs, ORR

NCT02657889

  1. iDFS: invasive disease-free survival; mTNBC: metastatic triple negative breast cancer; HER2-: HER2 negative; mBC: metastatic breast cancer; gBRCA1/2 m: germline BRCA1/2 mutated; ORR: overall response rate; PFS: progression-free survival; CLIA: Clinical Laboratory Improvement Act; AEs: adverse events; IMRT: intensity modulated radiotherapy; MTD: maximum tolerated dose; DLTs: dose-limiting toxicity; Com: Combination; Num: Number; POM: Primary outcome measures