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Table 3 Treatment-emergent Adverse Events by System Organ Class and Preferred Term

From: Tolerability of NGX-4010, a capsaicin 8% dermal patch, following pretreatment with lidocaine 2.5%/prilocaine 2.5% cream in patients with post-herpetic neuralgia

System organ class Preferred term, n (%)

NGX-4010 (n = 24)

Mild

Moderate

Severe

Number of subjects reporting one or more treatment-emergent AEs

24 (100.0)

6 (25.0)

14 (58.3)

4 (16.7)

   General disorders and administration-site conditions

24 (100.0)

6 (25.0)

15 (62.5)

3 (12.5)

   Application-site erythema*

24 (100.0)

9 (37.5)

15 (62.5)

0 (0)

   Application-site pain*

22 (91.7)

4 (16.7)

15 (62.5)

3 (12.5)

   Application-site edema*

4 (16.7)

3 (12.5)

1 (4.2)

0 (0)

   Application-site pruritus*

1 (4.2)

1 (4.2)

0 (0)

0 (0)

   Pain

1 (4.2)

0 (0)

0 (0)

1 (4.2)

Investigations

1 (4.2)

1 (4.2)

0 (0)

0 (0)

   Blood pressure increased*

1 (4.2)

1 (4.2)

0 (0)

0 (0)

Musculoskeletal and connective tissue disorders

2 (8.3)

1 (4.2)

0 (0)

1 (4.2)

   Back pain

2 (8.3)

1 (4.2)

0 (0)

1 (4.2)

   Muscular weakness

1 (4.2)

1 (4.2)

0 (0)

0 (0)

Reproductive system and breast disorders

1 (4.2)

0 (0)

1 (4.2)

0 (0)

   Breast mass

1 (4.2)

0 (0)

1 (4.2)

0 (0)

Skin and subcutaneous tissue disorders

3 (12.5)

3 (12.5)

0 (0)

0 (0)

   Erythema

1 (4.2)

1 (4.2)

0 (0)

0 (0)

   Rash papular

2 (8.3)

2 (8.3)

0 (0)

0 (0)

  1. Note: counts indicate the numbers of subjects reporting one or more AEs that mapped to the MedDRA (version 10.1) system organ class. At each level of summarization, subjects were only counted once, according to the greatest severity. Abbreviations: AE; adverse event.
  2. *AEs categorized as possibly or probably related to treatment.