Table 2 Coadministration of drugs that should be avoided

Lorazepam + olanzapine

116

55.50

Olanzapine + potassium chloride

14

6.70

Quetiapine + potassium chloride

14

6.70

Quetiapine + escitalopram

13

6.22

Olanzapine + clonazepam

8

3.83

Olanzapine + piribedil

3

1.44

Quetiapine + piribedil

3

1.44

Quetiapine + paliperidone

3

1.44

Olanzapine + amisulpride

2

0.96

Olanzapine + fluoxetine

2

0.96

Olanzapine + quetiapine

2

0.96

Olanzapine + paliperidone

2

0.96

Risperidone + ziprasidone

2

0.96

Risperidone + amisulpride

2

0.96

Quetiapine + flupentixol and melitroxine

2

0.96

Escitalopram + ziprasidone

1

0.48

Olanzapine + escitalopram

1

0.48

Olanzapine + estazolam

1

0.48

Olanzapine + oxazepam

1

0.48

Olanzapine + flupentixol and melitroxine

1

0.48

Olanzapine + ziprasidone

1

0.48

Diphenhydramine + potassium chloride

1

0.48

Propranolol +rivastigmine

1

0.48

Paliperidone + amisulpride

1

0.48

Clomipramine + potassium chloride

1

0.48

Metoprolol + rivastigmine

1

0.48

Doxepin + potassium chloride

1

0.48

Duloxetine + fluvoxamine

1

0.48

Risperidone + potassium chloride

1

0.48

Quetiapine + amisulpride

1

0.48

Quetiapine + amiodarone

1

0.48

Quetiapine + fluoxetine

1

0.48

Quetiapine + clozapine

1

0.48

Quetiapine + citalopram

1

0.48

Quetiapine + ipratropium bromide

1

0.48

Lorazepam + potassium chloride

1

0.48