Trial Outcomes & Findings for A Study to Compare the Effect of SB3 and Herceptin® in Women With HER2 Positive Breast Cancer (NCT NCT02149524)

NCT ID: NCT02149524

Last Updated: 2018-10-24

Results Overview

Recruitment status

COMPLETED

Study phase

PHASE3

Target enrollment

875 participants

Primary outcome timeframe

Week 24

Results posted on

2018-10-24

Participant Flow

Participant milestones

Participant milestones
Measure
Herceptin (Trastuzumab)
Intravenous administration Herceptin (trastuzuamb): Intravenous administration
SB3 (Proposed Trastuzumab Biosimilar)
Intravenous administration SB3 (proposed trastuzumab biosimilar): Intravenous administration
Overall Study
STARTED
438
437
Overall Study
COMPLETED
384
380
Overall Study
NOT COMPLETED
54
57

Reasons for withdrawal

Withdrawal data not reported

Baseline Characteristics

Age data for one subject is missing.

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Herceptin (Trastuzumab)
n=438 Participants
Intravenous administration Herceptin (trastuzuamb): Intravenous administration
SB3 (Proposed Trastuzumab Biosimilar)
n=437 Participants
Intravenous administration SB3 (proposed trastuzumab biosimilar): Intravenous administration
Total
n=875 Participants
Total of all reporting groups
Age, Continuous
49.6 years
STANDARD_DEVIATION 9.38 • n=437 Participants • Age data for one subject is missing.
49.5 years
STANDARD_DEVIATION 9.51 • n=437 Participants • Age data for one subject is missing.
49.6 years
STANDARD_DEVIATION 9.44 • n=874 Participants • Age data for one subject is missing.
Sex: Female, Male
Female
438 Participants
n=438 Participants
437 Participants
n=437 Participants
875 Participants
n=875 Participants
Sex: Female, Male
Male
0 Participants
n=438 Participants
0 Participants
n=437 Participants
0 Participants
n=875 Participants

PRIMARY outcome

Timeframe: Week 24

Population: Per-protocol set

Outcome measures

Outcome measures
Measure
Herceptin (Trastuzumab)
n=398 Participants
Intravenous administration Herceptin (trastuzuamb): Intravenous administration
SB3 (Proposed Trastuzumab Biosimilar)
n=402 Participants
Intravenous administration SB3 (proposed trastuzumab biosimilar): Intravenous administration
The Pathologic Complete Response (pCR) Rate of the Primary Breast Tumour
42.0 percentage of responders
51.7 percentage of responders

SECONDARY outcome

Timeframe: Week 24

Population: Per-protocol set

Outcome measures

Outcome measures
Measure
Herceptin (Trastuzumab)
n=380 Participants
Intravenous administration Herceptin (trastuzuamb): Intravenous administration
SB3 (Proposed Trastuzumab Biosimilar)
n=382 Participants
Intravenous administration SB3 (proposed trastuzumab biosimilar): Intravenous administration
Total Pathological Complete Response (tpCR) Rate
35.8 percentage of responders
45.8 percentage of responders

SECONDARY outcome

Timeframe: Week 24

Population: Per-protocol set

Outcome measures

Outcome measures
Measure
Herceptin (Trastuzumab)
n=374 Participants
Intravenous administration Herceptin (trastuzuamb): Intravenous administration
SB3 (Proposed Trastuzumab Biosimilar)
n=383 Participants
Intravenous administration SB3 (proposed trastuzumab biosimilar): Intravenous administration
Overall Clinical Response Rate (ORR)
91.2 percentage of responders
96.3 percentage of responders

SECONDARY outcome

Timeframe: 1 month after last dose of investigational product

Population: Per-protocol set

Outcome measures

Outcome measures
Measure
Herceptin (Trastuzumab)
n=398 Participants
Intravenous administration Herceptin (trastuzuamb): Intravenous administration
SB3 (Proposed Trastuzumab Biosimilar)
n=402 Participants
Intravenous administration SB3 (proposed trastuzumab biosimilar): Intravenous administration
Event-free Survival (EFS)
92.7 percentage of subjects without event
93.8 percentage of subjects without event

SECONDARY outcome

Timeframe: 1 month after the last administration of investigational product

Population: Per-protocol set

Outcome measures

Outcome measures
Measure
Herceptin (Trastuzumab)
n=398 Participants
Intravenous administration Herceptin (trastuzuamb): Intravenous administration
SB3 (Proposed Trastuzumab Biosimilar)
n=402 Participants
Intravenous administration SB3 (proposed trastuzumab biosimilar): Intravenous administration
Overall Survival (OS)
99.5 percentage of subjects alive
100.0 percentage of subjects alive

Adverse Events

Herceptin (Trastuzumab)

Serious events: 58 serious events
Other events: 420 other events
Deaths: 5 deaths

SB3 (Proposed Trastuzumab Biosimilar)

Serious events: 56 serious events
Other events: 426 other events
Deaths: 1 deaths

Serious adverse events

Serious adverse events
Measure
Herceptin (Trastuzumab)
n=438 participants at risk
Intravenous administration Herceptin (trastuzuamb): Intravenous administration
SB3 (Proposed Trastuzumab Biosimilar)
n=437 participants at risk
Intravenous administration SB3 (proposed trastuzumab biosimilar): Intravenous administration
Blood and lymphatic system disorders
Febrile neutropenia
3.0%
13/438 • Number of events 14
2.3%
10/437 • Number of events 11
Blood and lymphatic system disorders
Neutropenia
1.1%
5/438 • Number of events 5
1.6%
7/437 • Number of events 7
Blood and lymphatic system disorders
Anaemia
0.00%
0/438
0.46%
2/437 • Number of events 3
Blood and lymphatic system disorders
Thrombocytopenia
0.00%
0/438
0.23%
1/437 • Number of events 3
Blood and lymphatic system disorders
Haemolytic anaemia
0.23%
1/438 • Number of events 1
0.00%
0/437
Blood and lymphatic system disorders
Leukopenia
0.23%
1/438 • Number of events 1
0.00%
0/437
Cardiac disorders
Cardiac failure congestive
0.00%
0/438
0.69%
3/437 • Number of events 3
Cardiac disorders
Supraventricular tachycardia
0.00%
0/438
0.23%
1/437 • Number of events 1
Cardiac disorders
Myocardial infarction
0.23%
1/438 • Number of events 1
0.00%
0/437
Ear and labyrinth disorders
Vertigo
0.00%
0/438
0.23%
1/437 • Number of events 1
Eye disorders
Retinal haemorrhage
0.23%
1/438 • Number of events 1
0.00%
0/437
Gastrointestinal disorders
Diarrhoea
0.68%
3/438 • Number of events 3
0.69%
3/437 • Number of events 5
Gastrointestinal disorders
Gastrooesophageal reflux disease
0.00%
0/438
0.46%
2/437 • Number of events 2
Gastrointestinal disorders
Abdominal pain upper
0.00%
0/438
0.23%
1/437 • Number of events 1
Gastrointestinal disorders
Nausea
0.00%
0/438
0.23%
1/437 • Number of events 1
Gastrointestinal disorders
Stomatitis
0.00%
0/438
0.23%
1/437 • Number of events 1
Gastrointestinal disorders
Vomiting
0.46%
2/438 • Number of events 2
0.23%
1/437 • Number of events 1
Gastrointestinal disorders
Gastritis
0.23%
1/438 • Number of events 1
0.00%
0/437
Gastrointestinal disorders
Haemorrhoids
0.23%
1/438 • Number of events 1
0.00%
0/437
General disorders
Asthenia
0.00%
0/438
0.23%
1/437 • Number of events 1
General disorders
Extravasation
0.00%
0/438
0.23%
1/437 • Number of events 1
General disorders
Medical device complication
0.00%
0/438
0.23%
1/437 • Number of events 1
General disorders
Pyrexia
0.46%
2/438 • Number of events 2
0.23%
1/437 • Number of events 1
General disorders
Fatigue
0.23%
1/438 • Number of events 1
0.00%
0/437
General disorders
Sudden death
0.23%
1/438 • Number of events 1
0.00%
0/437
Hepatobiliary disorders
Hepatic function abnormal
0.00%
0/438
0.23%
1/437 • Number of events 1
Infections and infestations
Pneumonia
0.00%
0/438
0.92%
4/437 • Number of events 5
Infections and infestations
Urinary tract infection
0.00%
0/438
0.46%
2/437 • Number of events 2
Infections and infestations
Bronchitis
0.00%
0/438
0.23%
1/437 • Number of events 1
Infections and infestations
Cellulitis
0.23%
1/438 • Number of events 1
0.23%
1/437 • Number of events 1
Infections and infestations
Furuncle
0.00%
0/438
0.23%
1/437 • Number of events 1
Infections and infestations
Gastroenteritis
0.23%
1/438 • Number of events 1
0.23%
1/437 • Number of events 1
Infections and infestations
Neutropenic sepsis
0.23%
1/438 • Number of events 1
0.23%
1/437 • Number of events 1
Infections and infestations
Soft tissue infection
0.00%
0/438
0.23%
1/437 • Number of events 1
Infections and infestations
Tuberculosis
0.00%
0/438
0.23%
1/437 • Number of events 1
Infections and infestations
Upper respiratory tract infection
0.00%
0/438
0.23%
1/437 • Number of events 1
Infections and infestations
Bronchopneumonia
0.23%
1/438 • Number of events 1
0.00%
0/437
Infections and infestations
Dengue fever
0.46%
2/438 • Number of events 2
0.00%
0/437
Infections and infestations
Erysipelas
0.23%
1/438 • Number of events 1
0.00%
0/437
Infections and infestations
Influenza
0.46%
2/438 • Number of events 2
0.00%
0/437
Infections and infestations
Intraspinal abscess
0.23%
1/438 • Number of events 1
0.00%
0/437
Infections and infestations
Lobar pneumonia
0.23%
1/438 • Number of events 1
0.00%
0/437
Infections and infestations
Neutropenic infection
0.23%
1/438 • Number of events 1
0.00%
0/437
Infections and infestations
Postoperative wound infection
0.23%
1/438 • Number of events 1
0.00%
0/437
Infections and infestations
Wound infection
0.23%
1/438 • Number of events 2
0.00%
0/437
Injury, poisoning and procedural complications
Facial bones fracture
0.00%
0/438
0.23%
1/437 • Number of events 1
Injury, poisoning and procedural complications
Radiation necrosis
0.00%
0/438
0.23%
1/437 • Number of events 1
Injury, poisoning and procedural complications
Radiation pneumonitis
0.00%
0/438
0.23%
1/437 • Number of events 1
Injury, poisoning and procedural complications
Hand fracture
0.23%
1/438 • Number of events 1
0.00%
0/437
Injury, poisoning and procedural complications
Infusion related reaction
0.46%
2/438 • Number of events 2
0.00%
0/437
Injury, poisoning and procedural complications
Post procedural complication
0.23%
1/438 • Number of events 1
0.00%
0/437
Injury, poisoning and procedural complications
Post procedural haemorrhage
0.46%
2/438 • Number of events 2
0.00%
0/437
Injury, poisoning and procedural complications
Radiation mucositis
0.23%
1/438 • Number of events 1
0.00%
0/437
Investigations
Neutrophil count decreased
0.91%
4/438 • Number of events 7
1.8%
8/437 • Number of events 20
Metabolism and nutrition disorders
Diabetes mellitus
0.23%
1/438 • Number of events 1
0.23%
1/437 • Number of events 1
Metabolism and nutrition disorders
Hypokalaemia
0.23%
1/438 • Number of events 1
0.23%
1/437 • Number of events 1
Metabolism and nutrition disorders
Hyponatraemia
0.23%
1/438 • Number of events 1
0.23%
1/437 • Number of events 1
Metabolism and nutrition disorders
Malnutrition
0.23%
1/438 • Number of events 1
0.00%
0/437
Musculoskeletal and connective tissue disorders
Myalgia
0.00%
0/438
0.46%
2/437 • Number of events 2
Musculoskeletal and connective tissue disorders
Pathological fracture
0.23%
1/438 • Number of events 1
0.00%
0/437
Nervous system disorders
Polyneuropathy
0.00%
0/438
0.23%
1/437 • Number of events 1
Nervous system disorders
Carpal tunnel syndrome
0.23%
1/438 • Number of events 1
0.00%
0/437
Nervous system disorders
Convulsion
0.46%
2/438 • Number of events 2
0.00%
0/437
Nervous system disorders
Haemorrhagic stroke
0.23%
1/438 • Number of events 1
0.00%
0/437
Nervous system disorders
Ischaemic stroke
0.23%
1/438 • Number of events 1
0.00%
0/437
Nervous system disorders
Transient ischaemic attack
0.23%
1/438 • Number of events 1
0.00%
0/437
Psychiatric disorders
Completed suicide
0.00%
0/438
0.23%
1/437 • Number of events 1
Psychiatric disorders
Hallucination, auditory
0.00%
0/438
0.23%
1/437 • Number of events 1
Renal and urinary disorders
Renal failure acute
0.00%
0/438
0.23%
1/437 • Number of events 1
Reproductive system and breast disorders
Metrorrhagia
0.00%
0/438
0.23%
1/437 • Number of events 1
Reproductive system and breast disorders
Ovarian hyperstimulation syndrome
0.00%
0/438
0.23%
1/437 • Number of events 1
Reproductive system and breast disorders
Menorrhagia
0.23%
1/438 • Number of events 1
0.00%
0/437
Respiratory, thoracic and mediastinal disorders
Chronic obstructive pulmonary disease
0.00%
0/438
0.23%
1/437 • Number of events 1
Respiratory, thoracic and mediastinal disorders
Nasal polyps
0.00%
0/438
0.23%
1/437 • Number of events 1
Respiratory, thoracic and mediastinal disorders
Pulmonary embolism
0.46%
2/438 • Number of events 2
0.23%
1/437 • Number of events 1
Respiratory, thoracic and mediastinal disorders
Pneumonitis
0.23%
1/438 • Number of events 1
0.00%
0/437
Vascular disorders
Hypertension
0.00%
0/438
0.23%
1/437 • Number of events 1
Vascular disorders
Hypotension
0.23%
1/438 • Number of events 1
0.00%
0/437

Other adverse events

Other adverse events
Measure
Herceptin (Trastuzumab)
n=438 participants at risk
Intravenous administration Herceptin (trastuzuamb): Intravenous administration
SB3 (Proposed Trastuzumab Biosimilar)
n=437 participants at risk
Intravenous administration SB3 (proposed trastuzumab biosimilar): Intravenous administration
Blood and lymphatic system disorders
Neutropenia
63.9%
280/438 • Number of events 634
67.0%
293/437 • Number of events 654
Blood and lymphatic system disorders
Leukopenia
25.8%
113/438 • Number of events 237
28.6%
125/437 • Number of events 259
Blood and lymphatic system disorders
Anaemia
21.7%
95/438 • Number of events 198
22.0%
96/437 • Number of events 180
Gastrointestinal disorders
Nausea
30.8%
135/438 • Number of events 388
32.7%
143/437 • Number of events 362
Gastrointestinal disorders
Diarrhoea
14.8%
65/438 • Number of events 90
20.8%
91/437 • Number of events 143
Gastrointestinal disorders
Vomiting
11.4%
50/438 • Number of events 87
14.0%
61/437 • Number of events 110
Gastrointestinal disorders
Stomatitis
11.6%
51/438 • Number of events 88
14.0%
61/437 • Number of events 107
Gastrointestinal disorders
Dyspepsia
5.0%
22/438 • Number of events 27
5.9%
26/437 • Number of events 39
General disorders
Fatigue
18.0%
79/438 • Number of events 182
20.1%
88/437 • Number of events 186
General disorders
Asthenia
12.6%
55/438 • Number of events 162
13.0%
57/437 • Number of events 145
General disorders
Pyrexia
8.4%
37/438 • Number of events 48
8.9%
39/437 • Number of events 50
General disorders
Oedema peripheral
7.1%
31/438 • Number of events 34
4.1%
18/437 • Number of events 27
Infections and infestations
Upper respiratory tract infection
9.1%
40/438 • Number of events 64
10.1%
44/437 • Number of events 66
Injury, poisoning and procedural complications
Radiation skin injury
8.7%
38/438 • Number of events 47
11.0%
48/437 • Number of events 48
Injury, poisoning and procedural complications
Procedural pain
12.1%
53/438 • Number of events 54
8.9%
39/437 • Number of events 41
Injury, poisoning and procedural complications
Infusion related reaction
9.6%
42/438 • Number of events 62
8.5%
37/437 • Number of events 53
Injury, poisoning and procedural complications
Postoperative wound complication
4.8%
21/438 • Number of events 21
6.2%
27/437 • Number of events 27
Investigations
Alanine aminotransferase increased
18.9%
83/438 • Number of events 150
19.2%
84/437 • Number of events 150
Investigations
Aspartate aminotransferase increased
14.4%
63/438 • Number of events 110
15.6%
68/437 • Number of events 102
Investigations
Neutrophil count decreased
12.1%
53/438 • Number of events 162
12.1%
53/437 • Number of events 124
Investigations
White blood cell count decreased
7.3%
32/438 • Number of events 71
5.7%
25/437 • Number of events 69
Investigations
Blood alkaline phosphatase increased
6.6%
29/438 • Number of events 43
5.0%
22/437 • Number of events 40
Metabolism and nutrition disorders
Decreased appetite
9.4%
41/438 • Number of events 103
9.2%
40/437 • Number of events 78
Musculoskeletal and connective tissue disorders
Myalgia
15.1%
66/438 • Number of events 138
14.4%
63/437 • Number of events 148
Musculoskeletal and connective tissue disorders
Arthralgia
10.7%
47/438 • Number of events 70
11.0%
48/437 • Number of events 74
Musculoskeletal and connective tissue disorders
Joint range of motion decreased
4.6%
20/438 • Number of events 21
6.2%
27/437 • Number of events 33
Musculoskeletal and connective tissue disorders
Bone pain
5.5%
24/438 • Number of events 39
5.3%
23/437 • Number of events 39
Nervous system disorders
Headache
7.3%
32/438 • Number of events 51
7.1%
31/437 • Number of events 55
Nervous system disorders
Peripheral sensory neuropathy
5.3%
23/438 • Number of events 40
6.9%
30/437 • Number of events 42
Nervous system disorders
Neuropathy peripheral
2.7%
12/438 • Number of events 12
5.0%
22/437 • Number of events 24
Psychiatric disorders
Insomnia
5.0%
22/438 • Number of events 31
5.0%
22/437 • Number of events 32
Respiratory, thoracic and mediastinal disorders
Cough
6.2%
27/438 • Number of events 34
9.4%
41/437 • Number of events 46
Respiratory, thoracic and mediastinal disorders
Oropharyngeal pain
4.3%
19/438 • Number of events 22
5.7%
25/437 • Number of events 28
Skin and subcutaneous tissue disorders
Alopecia
64.6%
283/438 • Number of events 324
68.4%
299/437 • Number of events 349
Skin and subcutaneous tissue disorders
Rash
10.3%
45/438 • Number of events 62
10.8%
47/437 • Number of events 61
Skin and subcutaneous tissue disorders
Nail disorder
5.3%
23/438 • Number of events 23
5.0%
22/437 • Number of events 23
Vascular disorders
Lymphorrhoea
6.8%
30/438 • Number of events 51
7.3%
32/437 • Number of events 58

Additional Information

Director of Clinical Trials

Samsung Bioepis Co., Ltd.

Results disclosure agreements

  • Principal investigator is a sponsor employee At least sixty (60) days prior to submitting or presenting a manuscript or other materials relating to the Study to a publisher, reviewer, or other outside persons, the Site shall provide to Sponsor a copy of all such manuscripts and materials, and allow Sponsor sixty (60) days to review and comment on them.
  • Publication restrictions are in place

Restriction type: OTHER