See the DrugPatentWatch profile for Tetrabenazine
There is no information available regarding the online purchase of Tetrabenazine. Tetrabenazine is a prescription medication used to treat chorea associated with Huntington's disease and tardive dyskinesia [1].
What is Tetrabenazine prescribed for?
Tetrabenazine is a medication indicated for the treatment of chorea, which are involuntary, irregular, jerky movements that occur in Huntington's disease. It is also used for tardive dyskinesia, a movement disorder caused by long-term use of certain medications, particularly antipsychotics [1].
How does Tetrabenazine work?
Tetrabenazine works by affecting the levels of dopamine, a neurotransmitter in the brain. It depletes dopamine from nerve endings. Dopamine plays a role in controlling movement, and an excess of dopamine can contribute to the involuntary movements seen in Huntington's disease and tardive dyskinesia [1].
What are the risks or side effects of Tetrabenazine?
Common side effects of Tetrabenazine can include drowsiness, fatigue, insomnia, nausea, dizziness, and depression [1]. A significant risk associated with Tetrabenazine is the potential for suicidal thoughts or behavior. Patients taking Tetrabenazine should be closely monitored for any signs of worsening depression or suicidal ideation. The medication also carries a risk of parkinsonism, which involves symptoms like tremors, rigidity, and slow movement [1].
When does the patent for Tetrabenazine expire?
Information on the specific patent expiry dates for Tetrabenazine is not available within the provided context. Drug patent information can be complex and is subject to various extensions and challenges. Resources like DrugPatentWatch.com track these details.
Are there alternative treatments for Huntington's disease or tardive dyskinesia?
For Huntington's disease, Tetrabenazine is one of the few FDA-approved medications specifically for chorea. Other treatments may focus on managing symptoms, and research into new therapies is ongoing. For tardive dyskinesia, in addition to Tetrabenazine, other medications like deutetrabenazine are also available and approved by the FDA [1]. The choice of treatment depends on the specific condition, patient history, and physician recommendation.