Risperidone Common Side Effects
Risperidone commonly causes extrapyramidal symptoms and sedation. [1]
Most Common Adverse Reactions from Clinical Trials
Common adverse reactions (≥5% and more frequent than placebo) include: [1]
- Parkinsonism [1]
- Akathisia [1]
- Dystonia [1]
- Tremor [1]
- Sedation [1]
- Somnolence [1]
- Dizziness [1]
- Anxiety [1]
- Blurred vision [1]
- Nausea [1]
- Vomiting [1]
- Upper abdominal pain [1]
- Stomach discomfort [1]
- Dyspepsia [1]
- Diarrhea [1]
- Salivary hypersecretion [1]
- Constipation [1]
- Dry mouth [1]
- Increased appetite [1]
- Increased weight [1]
- Fatigue [1]
- Rash [1]
- Nasal congestion [1]
- Upper respiratory tract infection [1]
- Nasopharyngitis [1]
- Pharyngolaryngeal pain [1]
Other Frequently Reported Effects
Risperidone can also be associated with hyperprolactinemia (elevated prolactin) during chronic administration. [2]