>10% (4 mg dose)
Drowsiness (41%),Depression (10-15%),Headache (10-15%),Constipation (10-15%),Diarrhea (10-15%),Dry mouth (10-15%)
>10% (10 mg dose)
Drowsiness (77%),Impaired coordination (40-50%),Increased appetite (30-35%),Fatigue (30-35%),Memory impairment (30-35%),Irritability (30-35%),Decreased salivation (30-35%),Cognitive disorders (20-30%),Insomnia (20-30%),Dcreased appetite (20-30%),Headache (20-30%),Lightheadedness (20-30%),Dysarthria (20-30%),Diarrhea, constipation, and nausea/vomiting (20-30%),Weight change (20-30%),Nasal congestion (15-20%),Decreased or increased libido (10-15%),Menstrual disorder (10-15%),Difficult micturition (10-15%)
1-10% (4 mg dose)
Tachycardia (5-10%),Confusion (5-10%),Insomnia (5-10%),Nausea/vomiting (5-10%),Blurred vision (5-10%),Nasal congestion (5-10%),Hypotension (1-5%),Syncope (1-5%),Akathisia (1-5%),Dizziness (1-5%),Increased salivation (1-5%),Nervousness (1-5%),Tremor (1-5%),Weight change (1-5%)
1-10% (10 mg dose)
Increased salivation (5-10%),Talkativeness (1-5%),Incontinence (1-5%)
Potentially Fatal: Blood dyscrasias.