Addressing Involuntary Movements in Tardive Dyskinesia (AIM-TD)
Tardive Dyskinesia
About this trial
This is an interventional treatment trial for Tardive Dyskinesia focused on measuring Dyskinesias, Movement Disorders, Central Nervous System Diseases, Nervous System Diseases, Neurologic Manifestations, Signs and Symptoms
Eligibility Criteria
Inclusion Criteria:
- History of using a dopamine receptor antagonist for at least 3 months
- Clinical diagnosis of tardive dyskinesia and has had symptoms for at least 3 months prior to screening
- Subjects with underlying psychiatric diagnosis are stable and have no change in psychoactive medications
- Have a mental health provider and does not anticipate any changes to treatment regimen in the next 3 months
- History of being compliant with prescribed medications
- Able to swallow study drug whole
- Be in good general health and is expected to attend all study visits and complete study assessments
- Female subjects must not be pregnant and must agree to an acceptable method of contraception throughout the study
Exclusion Criteria:
- Currently receiving medication for the treatment of tardive dyskinesia
- Have a neurological condition other than tardive dyskinesia that may interfere with assessing the severity of dyskinesias
- Have a serious untreated or undertreated psychiatric illness
- Have recent history or presence of violent behavior
- Have unstable or serious medical illness
- Have evidence of hepatic impairment
- Have evidence of renal impairment
- Have known allergy to any component of SD-809 or tetrabenazine
- Has participated in an investigational drug or device trial and received study drug or device within 30 days
- Have acknowledged use of illicit drugs
- Have a history of alcohol or substance abuse in the previous 12 months
Sites / Locations
- Teva Investigational Site 145
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Arms of the Study
Arm 1
Arm 2
Arm 3
Arm 4
Placebo Comparator
Experimental
Experimental
Experimental
Placebo
SD-809 12 mg/day
SD-809 24 mg/day
SD-809 36 mg/day
Placebo tablets taken twice daily for 12 weeks.
SD-809 tablets 6 mg taken twice a day (BID) for 12 weeks.
SD-809 tablets dose starting at 6 mg twice a day (BID) and titrated over 4 weeks to 12 mg BID. The total daily dose of 24 mg was maintained for an additional 8 weeks.
SD-809 tablets dose starting at 6 mg twice a day (BID) and titrated over 4 weeks to 18 mg BID. The total daily dose of 36 mg was maintained for an additional 8 weeks.