Learn about Austedo (deutetrabenazine), an FDA-approved medication used to treat Tardive Dyskinesia, a condition characterized by involuntary movements.

Understanding Austedo for Tardive Dyskinesia: A Comprehensive Guide

Tardive Dyskinesia (TD) is a neurological disorder characterized by involuntary, repetitive body movements. For individuals living with this challenging condition, finding effective management strategies is crucial. Austedo (deutetrabenazine) has emerged as an important therapeutic option, specifically approved by the U.S. Food and Drug Administration (FDA) for the treatment of TD. This article aims to provide a clear and helpful overview of Austedo's role in addressing tardive dyskinesia, how it works, and what patients might expect.

What is Tardive Dyskinesia (TD)?

Tardive Dyskinesia is a movement disorder that can develop in some individuals following long-term use of certain medications, most commonly antipsychotics used to treat psychiatric conditions like schizophrenia and bipolar disorder, or sometimes medications for nausea. The word "tardive" means delayed, indicating that the symptoms can appear months or even years after starting or stopping the offending medication.

The hallmark of TD is involuntary and often repetitive movements. These movements can affect various parts of the body, including:

• Face and Mouth: Lip smacking, chewing motions, grimacing, tongue protrusion, blinking.


• Trunk: Rocking, twisting, pelvic thrusting.


• Limbs: Finger wiggling, foot tapping, hand twisting, shoulder shrugging.

These uncontrolled movements can significantly impact an individual's quality of life, leading to physical discomfort, social embarrassment, and functional difficulties.

How Austedo (Deutetrabenazine) Works to Manage TD Symptoms

Austedo is a medication specifically designed to target the underlying mechanisms contributing to tardive dyskinesia. Its active ingredient, deutetrabenazine, belongs to a class of drugs known as VMAT2 (vesicular monoamine transporter 2) inhibitors. To understand how Austedo works, it's helpful to know a little about dopamine.

Dopamine is a neurotransmitter in the brain that plays a key role in controlling movement, motivation, and pleasure. In TD, it's thought that there's an overactivity or hypersensitivity in certain dopamine pathways. VMAT2 is a protein responsible for packaging dopamine (and other monoamines) into vesicles, which are tiny sacs that store and release neurotransmitters. By inhibiting VMAT2, Austedo helps to regulate and reduce the amount of dopamine released in specific areas of the brain that control movement.

This controlled reduction in dopamine signaling helps to normalize brain activity, leading to a decrease in the severity and frequency of involuntary movements associated with tardive dyskinesia. It's important to remember that Austedo manages symptoms; it is not a cure for TD.

What to Expect When Taking Austedo for TD

When considering Austedo for tardive dyskinesia, it's essential to have a thorough discussion with a healthcare provider, typically a neurologist or a movement disorder specialist. The dosage of Austedo is individualized, meaning it's carefully adjusted based on a patient's response and tolerability. Treatment usually starts with a low dose and is gradually increased over several weeks.

Many individuals taking Austedo experience a noticeable reduction in their involuntary movements. However, like all medications, Austedo can have side effects. Common side effects may include somnolence (drowsiness), diarrhea, dry mouth, and insomnia. More serious, though less common, side effects can include depression, suicidal thoughts, and a worsening of Parkinsonism symptoms. It is crucial to report any new or worsening symptoms to your doctor immediately.

Patients should adhere strictly to their prescribed dosage and schedule and attend regular follow-up appointments to monitor their progress and manage any potential side effects. Always inform your doctor about all other medications you are taking, including over-the-counter drugs and supplements, to avoid potential drug interactions.

Diagnosing Tardive Dyskinesia and Exploring Treatment Options

Diagnosing tardive dyskinesia involves a comprehensive medical evaluation by a healthcare professional. This typically includes a review of the patient's medical history, current and past medications, and a physical examination to observe any involuntary movements. Standardized rating scales, such as the Abnormal Involuntary Movement Scale (AIMS), are often used to quantify the severity of movements and track changes over time.

Beyond Austedo, other strategies for managing TD may involve adjusting or discontinuing the causative medication (if medically appropriate and under strict medical supervision), or exploring other VMAT2 inhibitors like valbenazine (Ingrezza). The choice of treatment depends on various factors, including the severity of symptoms, the patient's overall health, and potential interactions with other medications. The primary goal is always to improve the patient's quality of life by reducing the disruptive involuntary movements.

Summary

Tardive Dyskinesia is a challenging movement disorder characterized by involuntary, repetitive movements. Austedo (deutetrabenazine) is an FDA-approved medication that works by inhibiting the VMAT2 protein, helping to regulate dopamine levels in the brain and reduce these uncontrolled movements. While not a cure, Austedo offers a significant advancement in managing TD symptoms, improving the quality of life for many individuals. It is crucial for anyone experiencing symptoms of tardive dyskinesia to consult with a neurologist or movement disorder specialist to receive an accurate diagnosis and discuss appropriate treatment options, including whether Austedo is a suitable choice for their specific condition.

FAQ

What is Austedo used for?

Austedo (deutetrabenazine) is an FDA-approved prescription medication used to treat Tardive Dyskinesia (TD) in adults and chorea associated with Huntington's disease.

How long does it take for Austedo to work for TD?

The effects of Austedo are not immediate, as the dosage is typically adjusted gradually over several weeks. Patients and their doctors often observe a noticeable reduction in involuntary movements within weeks to a few months of starting treatment and reaching an effective dose.

Are there common side effects of Austedo for TD?

Yes, common side effects of Austedo for TD can include drowsiness (somnolence), diarrhea, dry mouth, and insomnia. Patients should discuss any side effects they experience with their healthcare provider.

Is Austedo a cure for Tardive Dyskinesia?

No, Austedo is not a cure for Tardive Dyskinesia. It is a medication that helps manage and reduce the involuntary movements associated with TD, improving symptoms and quality of life for many patients.

Who can prescribe Austedo for TD?

Austedo for Tardive Dyskinesia is typically prescribed by medical specialists who have experience with movement disorders, such as neurologists or psychiatrists, after a thorough diagnosis and evaluation of the patient's condition.