Table 3: Side effect frequency.

Side effect

QXR

(N = 39)

Frequency

Fatigue

6

15.4%

Insomnia

3

7.7%

Drowsiness

10

25.6%

Dry mouth

13

33.3%

Nausea

1

2.6%

GI-constipation

2

5.1%

Dizziness

1

2.6%

Headache

1

2.6%

Weight gain

5

12.8%

Increased appetite

5

12.8%

Increased irritability

5

12.8%

Diarrhea

2

5.1%

Decreased libido

1

2.6%

Morning grogginess

15

38.5%

Nightmares

1

2.6%

Increased anxiety

7

17.9%

Flatulence

1

2.6%

Double/Blurred vision

2

5.13%

Palpitations

1

2.6%

Chest pain

1

2.6%

Amotivation

1

2.6%

Orthostatic hypotension

1

2.6%

Urinary urgency

1

2.6%

Psychomotor retardation

2

5.1%

Sweating

1

2.6%

Increased muscle tension

1

2.6%

Decreased appetite

1

2.6%

Joint stiffness

1

2.6%

No reported side effects

5

12.8%

Patients who dropped out due to side effects of dry mouth, fatigue, irritability

4

10.3%

QXR: Quetiapine Extended Release.