Frequency

Duration* and outcome

Drug discontinued

Relation to drug

Serious adverse events

Death

5

Unrelated in all cases

Lumbar vertebral fracture

1

Persistent incapacity

NO

Unrelated

Non-serious adverse events

Gastrointestinal problems**

4

Transient with full recovery

YES

Related

Transient with full recovery

YES

Related

Transient with full recovery

YES

Related

Persistent with improvement

Transient discontinuation

Unrelated

Hallucinations

4

Transient with full recovery

Decrease of dose

Related

Persistent with improvement

Transient discontinuation

Unrelated

Persistent with improvement

Transient discontinuation

Unrelated

Persistent with no change

YES

Related

Worsening of tremor

3

Transient with full recovery

YES

Related

Persistent with no change

Decrease of dose

Related

Persistent with worsening

Transient discontinuation

Unrelated

Sleep problems

2

Transient with full recovery

NO

Unrelated

Unknown

NO

Unknown

Dizziness

2

Transient with full recovery

YES

Related

Persistent with improvement

YES

Related

Urinary problems***

2

Transient with full recovery

YES

Related

Transient with full recovery

YES

Related

Excitement

2

Persistent with no change

YES

Related

persistent with worsening

Transient discontinuation

Unrelated

Facial edema

1

Transient with full recovery

YES

Related

Nightmares

1

Transient with full recovery

YES

Related

Neck pain

1

Transient with full recovery

YES

Unrelated

Headache

1

Persistent with no change

Decrease of dose

Related

Gait impairment and fall

1

Transient with full recovery

NO

Unrelated

Sensation of suboccipital tension

1

Transient with full recovery

YES

Related

Weakness

1

Persistent with improvement

YES

Unrelated

Nervousness and agressivity

1

Transient with full recovery

Transient discontinuation

Related

Confusion

1

Persistent with improvement

YES

Unrelated

Discontinuation of the drug by the patient

1

Persistent with no change

YES

Unrelated

Not specified

2

Persistent with improvement

Transient discontinuation

Related

Unknown

Unknown

Unknown