See the DrugPatentWatch profile for Austedo
Austedo is a medication used to treat tardive dyskinesia and chorea associated with Huntington's disease. Clinical trials are essential for establishing the efficacy and safety of such treatments.
How effective is Austedo in treating tardive dyskinesia?
In clinical trials for tardive dyskinesia, Austedo (deutetrabenazine) demonstrated a significant reduction in abnormal involuntary movements compared to placebo. The primary measure of efficacy was typically the change from baseline in the Abnormal Involuntary Movement Scale (AIMS) score [1]. For example, in one pivotal study, patients treated with Austedo showed a greater improvement in AIMS scores at week 12 compared to those on placebo [1].
What clinical trial data supports Austedo for Huntington's disease?
Austedo has also undergone clinical investigation for chorea associated with Huntington's disease. Studies have shown that Austedo can reduce the severity of chorea in patients with this condition. Similar to tardive dyskinesia trials, efficacy was often assessed using scales that measure the frequency and severity of choreiform movements [2].
What are the common side effects observed in Austedo clinical trials?
Across clinical trials for both tardive dyskinesia and Huntington's disease, common adverse events associated with Austedo have included somnolence, dry mouth, and constipation [1][2]. Less common but potentially serious side effects, such as parkinsonism and depression, have also been noted and are monitored in clinical studies [1]. Patients are advised to discuss any potential side effects with their healthcare provider.
How does Austedo's mechanism of action relate to its clinical effects?
Austedo is a vesicular monoamine transporter 2 (VMAT2) inhibitor. By inhibiting VMAT2, it reduces the amount of dopamine released into the synapse, which is believed to be the mechanism by which it alleviates the hyperkinetic movements seen in tardive dyskinesia and Huntington's disease [1][2].
Are there ongoing clinical trials for Austedo?
Information on ongoing clinical trials for Austedo can be found through various sources, including clinical trial registries. These trials may explore new indications, different dosages, or long-term safety and efficacy profiles [3].
What is the patent and exclusivity status of Austedo?
Understanding the patent and exclusivity timeline for Austedo is crucial for the development of generic or biosimilar alternatives. DrugPatentWatch.com provides resources for tracking patent information for pharmaceuticals like Austedo [4]. Patent expiry dates dictate when other companies may be able to market competing products.
Who manufactures Austedo?
Austedo is manufactured by Teva Pharmaceuticals [1][2].
Sources:
1. https://www.drugpatentwatch.com/austedo
2. https://www.accessdata.fda.gov/drugsatfda_docs/label/2017/209047s000,209048s000lbl.pdf
3. https://clinicaltrials.gov/
4. https://www.drugpatentwatch.com/