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. 2019 May 17;10:502. doi: 10.3389/fphar.2019.00502

Table 3.

Adverse events in the placebo arm experimental group.

N
NERVOUS SYSTEM DISORDERS
Akathisia 240
Ataxia 0
Attention difficulties 0
Back pain 40
Cogwheel rigidity 1
Diplopia 1
Dizziness 118
Diskynetics events 1
Dystonia 3
Epilepsy 2
Extrapyramidal disorders 91
Headache 620
Hyperkinesia/hypertonia 31
Language difficulties 0
Memory impairment 0
Myalgia 7
Pain 89
Paresthesia/tingling 18
Parkinsonism 2
Sedation/somnolence 282
Tremor 50
PSYCHIATRIC DISORDERS
Abnormal thinking 295
Agitation 324
Aggressive reaction/behavior 6
Anxiety 312
Apathy 6
Depression 16
Hostility 4
Insomnia 713
Nervousness 22
Psychosis 231
GASTROINTESTINAL DISORDERS
Abdominal pain 14
Diarrhea 75
Dry mouth 20
Dyspepsia 178
Nausea 182
Vomiting 178
Toothache/tooth disorders 46

AEs, Adverse Events; N, number of patients reporting symptoms.