Tetrabenazine Side Effects

Brand Names: Xenazine

Please note - some side effects for Tetrabenazine may not be reported. Always consult your doctor or healthcare specialist for medical advice. You may also report side effects to the FDA at http://www.fda.gov/medwatch/ or 1-800-FDA-1088 (1-800-332-1088).

Side Effects of Tetrabenazine - for the Consumer

Tetrabenazine

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Tetrabenazine:

Decreased appetite; dizziness; drowsiness; nausea; tiredness; trouble sleeping; vomiting.

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); fainting; fast or irregular heartbeat; fever; increased sweating; increased or unusual coughing; new or worsening muscle problems (eg, body stiffness, tremor or shaking, trouble moving or keeping your balance, unsteadiness); new or unusual involuntary muscle movements of the face, mouth, jaws, or tongue (eg, fast eye blinking, lip smacking, mouth puckering or chewing movements, puffing of cheeks, sticking out of the tongue); new or worsening mental or mood problems (eg, agitation or aggressiveness, anxiety, confusion, depression or sadness, panic attack, restlessness, or unusual behavior changes); persistent trouble sleeping; severe nausea or vomiting; severe or persistent dizziness; shortness of breath; suicidal thoughts or actions; trouble speaking or swallowing; trouble urinating; unusual bruising or bleeding; vision changes.

Side Effects by Body System

Psychiatric

Psychiatric side effects have included sedation, somnolence, insomnia, depression, anxiety, irritability, and obsessive reaction.

Nervous system

Nervous system side effects have included akathisia, balance difficulty, Parkinsonism, bradykinesia, dizziness, dysarthria, and unsteady gait.

Other

Other side effects have included fatigue, falls, and ecchymosis.

Gastrointestinal

Gastrointestinal side effects have included nausea and vomiting.

Cardiovascular

Cardiovascular side effects have included hypotension.

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