Table 4 Serious adverse drug reactions reported for pregabalin by European consumers, 2007 to 2011

Drug ineffective/drug effect decreased

83

Dizziness

78

Pain

61

Somnolence

56

Fatigue

54

Weight changes

47

Abdominal pain

39

Nausea

36

Headache

35

Vision blurred

28

Insomnia

24

Muscle spasms

24

Oedema

24

Gait disturbance

23

Myalgia

21

Hyperhidrosis

20

Appetite changes

18

Dry mouth

18

Malaise

17

Pruritus

17

Constipation

16

Disturbance in attention

16

Depression

15

Rash

15

Balance disorder

14

Memory impairment

14

Paraesthesia

14

Vertigo

14

Withdrawal syndrome

14

Accidental exposure

13

Diarrhoea

13

Feeling abnormal

13

Speech disorder

13

Anxiety

12

Arthralgia

12

Feeling drunk

12

Tremor

12

Eye swelling

11

Nasal congestion

11

Burning sensation

10

Erectile dysfunction

10

Urinary tract disorder

10

Vomiting

10

Others (n < 10)

492

Total

1510