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Table 2 All-cause TEAEs during TP3 and follow-up (safety population; TP3)

From: Long-term efficacy, safety, and immunogenicity of the adalimumab biosimilar, PF-06410293, in patients with rheumatoid arthritis after switching from reference adalimumab (Humira®) or continuing biosimilar therapy: week 52–92 data from a randomized, double-blind, phase 3 trial

 

Biosimilar (n = 258)

Week 26 switch (n = 127)

Week 52 switch (n = 120)

Total (N = 505)

Number of AEs

206

94

146

446

Patients with events

 AEs

110 (42.6)

47 (37.0)

61 (50.8)

218 (43.2)

 SAEs

9 (3.5)

3 (2.4)

9 (7.5)

21 (4.2)

 Grade 3 AEs

14 (5.4)

3 (2.4)

7 (5.8)

24 (4.8)

 Grade 4 AEs

0

0

3 (2.5)

3 (0.6)

 Grade 5 AEs

0

0

1 (0.8)

1 (0.2)

Patients who discontinued due to AEs

 From treatment temporarily

14 (5.4)

2 (1.6)

9 (7.5)

25 (5.0)

 From treatment permanently

6 (2.3)

2 (1.6)

3 (2.5)

11 (2.2)

 From the study

4 (1.6)

1 (0.8)

3 (2.5)

8 (1.6)

AEs occurring in ≥ 2% of patients in any treatment group

 Anemia

5 (1.9)

1 (0.8)

4 (3.3)

10 (2.0)

 Neutropenia

1 (0.4)

3 (2.4)

1 (0.8)

5 (1.0)

 Diarrhea

3 (1.2)

2 (1.6)

3 (2.5)

8 (1.6)

 Bronchitis

5 (1.9)

1 (0.8)

3 (2.5)

9 (1.8)

 Nasopharyngitis

13 (5.0)

10 (7.9)

3 (2.5)

26 (5.1)

 Influenza

4 (1.6)

1 (0.8)

3 (2.5)

8 (1.6)

 Upper respiratory tract infection

2 (0.8)

6 (4.7)

2 (1.7)

10 (2.0)

 Urinary tract infection

2 (0.8)

3 (2.4)

2 (1.7)

7 (1.4)

 ALT increased

3 (1.2)

3 (2.4)

3 (2.5)

9 (1.8)

 AST increased

3 (1.2)

1 (0.8)

3 (2.5)

7 (1.4)

 Back pain

2 (0.8)

2 (1.6)

3 (2.5)

7 (1.4)

 Rheumatoid arthritis

13 (5.0)

5 (3.9)

11 (9.2)

29 (5.7)

 Headache

6 (2.3)

0

3 (2.5)

9 (1.8)

 Hypertension

4 (1.6)

5 (3.9)

2 (1.7)

11 (2.2)

  1. Data are presented as n (%), unless otherwise indicated
  2. An AE is considered a TEAE for TP3 if it has an onset date on or after the date of the first dose of study drug (week 52 dosing) or is a baseline event that increases in severity during TP3
  3. AE adverse event, ALT alanine aminotransferase, AST aspartate aminotransferase, SAE serious adverse event, TEAE treatment-emergent adverse event, TP3 treatment period 3