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HealthyPhase 1NCT03702855

Bioequivalence Study of Tetrabenazine Tablets 25 mg Under Fed Conditions

A Phase 1 study testing Tetrabenazine Tablets 25 mg in people with Healthy, run by Dr. Reddy's Laboratories Limited at 1 site in India.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

This is an open-label, randomized, four-period, two-treatment, two-sequence, balanced, single dose, crossover, oral bioequivalence study in healthy, adult, human subjects under fed conditions. Read more about this study

Who is it for?
Ages 18 to 45 yearsHealthy volunteers can take part
Conditions the study is for
Healthy
What is being tested?
Tetrabenazine Tablets 25 mg
Type of treatment
Pill or oral medicine
Could I receive a placebo?
No, everyone receives an active treatment
How many people
48 participants
Where
1 siteIndia
Study dates
Dec 2015to Dec 2015
Phase
Phase 1
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 45 years
  • All sexes
  • Healthy volunteers accepted
  • Adult

Who may be able to join

  • Male and non pregnant female human subjects, age in the range of 18-45 years both inclusive.
  • Body mass index within the range of 18.5 kg/m2- 24.99 kg/m2 extremes included and body weight > 50 kg.
  • Subjects with normal findings as determined by baseline history, physical examination and vital signs examination (blood pressure, pulse rate, respiration rate and axillary temperature).
  • Subjects with clinically acceptable findings as determined by haemogram, biochemistry, urinalysis, 12 lead ECG.
  • Willingness to follow the protocol requirements especially abstaining from xanthine containing food or beverages (chocolates, tea, coffee or cola drinks) or use of grapefruit juice, any alcoholic products, the use of cigarettes and tobacco products for 48.00 hours prior to dosing until after the last blood sample collection in each study period and adherence to food, fluid and posture restrictions.
  • No history of significant alcoholism.
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  • No history of drug abuse (benzodiazepines and barbiturates) for the last one month and other illegal drugs for the last 6 months.
  • Non-smokers, ex-smokers and moderate smokers were included. "Moderate smokers are defined as someone smoking 10 cigarettes or less per day, ex-smokers are someone who completely stopped smoking for at least 3 months."
  • Willing to use an acceptable, effective method of contraception.
  • Subject must be literate, able to sign their name, and able to give voluntary written informed consent for the trial
  • Able to read and understand the Informed Consent Form and Medication guide either in its original form (i.e. in English) or translated into a regional language

Who cannot join

  • Subject is illiterate.
  • Subjects with a history of depression or prior suicide attempts or ideation
  • Known history of hypersensitivity to Tetrabenazine or related drugs.
  • Requiring medication for any ailment having enzyme-modifying activity in the previous 28 days, prior to dosing day.
  • Subjects who have taken prescription medications or over-the-counter products (including vitamins and minerals) within 14 days prior to administration of Investigational Product.
  • Any medical or surgical conditions, which might significantly interfere with the functioning of gastrointestinal tract, blood-forming organs etc.
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  • History of cardiovascular, renal, hepatic, ophthalmic, pulmonary, neurological, metabolic, haematological, gastrointestinal, endocrine, immunological or psychiatric diseases.
  • Participation in a clinical drug study or bioequivalence study 90 days prior to Period-I dosing of the present study.
  • History of malignancy or other serious diseases.
  • Blood donation 90 days prior to period I dosing of the present study.
  • Subjects with positive HIV tests, HBsAg or Hepatitis-C tests.
  • Found positive in urine test for drug abuse.
  • History of problem in swallowing.
  • Any contraindication to blood sampling.
  • Found positive serum (β) Beta- hCG (Human Chorionic Gonadotropin) test.
  • Lactating women (currently breast feeding).
  • Female subjects not confirming to using birth control measures, from the date of screening until the completion of the study. Abstinence, barrier methods (condom, diaphragm, etc.) are acceptable.
  • Use of hormonal contraceptives either oral or implants

Trial locations and contacts

1 site in 1 country.

India1 site
  • Accutest Research Laboratories (I) Pvt. Ltd.

    Navi Mumbai, Maharashtra, 400709

Other trials in India

About this study

Official title: An Open Label, Balanced, Randomized, Two-treatment, Four-period, Two-sequence, Single Dose, Crossover, Fully Replicated Oral Bioequivalence Study of Tetrabenazine Tablets 25 mg of Dr. Reddy's Laboratories Limited, India Comparing With XENAZINE® (Tetrabenazine) Tablets 25 mg of Lundbeck Inc., USA in Healthy, Adult, Human Subjects Under Fed Conditions

This is an open-label, randomized, four-period, two-treatment, two-sequence, balanced, single dose, crossover, oral bioequivalence study in healthy, adult, human subjects under fed conditions.

Read the detailed description

An open label, balanced, randomized, two-treatment, four-period, two-sequence, single dose, crossover, fully replicated oral bioequivalence study of Tetrabenazine Tablets 25 mg of Dr. Reddy's Laboratories Limited, India comparing with XENAZINE® (tetrabenazine) Tablets 25 mg of Lundbeck Inc., USA in healthy, adult, human subjects under fed conditions.

Conditions
Healthy
Being tested
Tetrabenazine Tablets 25 mg

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Tetrabenazine Tablets 25 mgDrug

    Also called Xenazine

Study groups in NCT03702855
Study groupRoleWhat they receive
Tetrabenazine TabletsExperimentalTetrabenazine Tablets 25 mg of Dr. Reddy's Laboratories Limited
Receives: Drug: Tetrabenazine Tablets 25 mg
XenazineActive comparatorXenazine Tablets 25 mg of Lundbeck Inc.
Receives: Drug: Tetrabenazine Tablets 25 mg

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Area under curve

    Measured: Pre-dose (within 1 hour prior to dosing), 0.33, 0.67, 1.00, 1.33, 1.50, 1.75, 2.00, 2.50, 3.00, 3.50, 4.00, 5.00, 6.00, 24.00 hours post dose.

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted11 Oct 2018
  2. Study startDec 2015
  3. Primary completionDec 2015
  4. Study completionDec 2015

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 1
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Crossover
Masking
None (open label)
Enrolment
48 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03702855
Sponsor's protocol ID
ARL/15/421
Status last verified
Mar 2016
First submitted
9 Oct 2018
Last updated
11 Oct 2018
Results posted
No
Data monitoring committee
Yes
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing Tetrabenazine Tablets 25 mg in people with Healthy, run by Dr. Reddy's Laboratories Limited at 1 site in India.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 11 inclusion and 18 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 11 Oct 2018. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in India. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Area under curve (time frame: Pre-dose (within 1 hour prior to dosing), 0.33, 0.67, 1.00, 1.33, 1.50, 1.75, 2.00, 2.50, 3.00, 3.50, 4.00, 5.00, 6.00, 24.00 hours post dose.). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 11 Oct 2018.

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