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A Study to Determine Whether an Oral Drops Formulation of Triazolam is Bioequivalent to a Tablet Formulation in Healthy Subjects

This study has been completed.
Sponsor:
ClinicalTrials.gov Identifier:
NCT01421043
First Posted: August 22, 2011
Last Update Posted: October 24, 2016
The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details.
Information provided by (Responsible Party):
Pfizer
  Purpose
This study will determine whether an oral drops formulation of triazolam at a dose of 0.25 mg is bioequivalent to a tablet formulation at a dose of 0.25 mg in healthy subjects.

Condition Intervention Phase
Healthy Drug: triazolam liquid oral drops Drug: triazolam tablets Phase 1

Study Type: Interventional
Study Design: Allocation: Randomized
Intervention Model: Crossover Assignment
Masking: None (Open Label)
Primary Purpose: Basic Science
Official Title: An Open Label, Randomized, Single Dose, Crossover Pivotal Bioequivalence Study of Triazolam Liquid Oral Drops at a Dose of 0.25 Mg Versus Triazolam 0.25 Mg Tablet in Healthy Subjects

Resource links provided by NLM:


Further study details as provided by Pfizer:

Primary Outcome Measures:
  • Area Under the Curve (AUC) to last time point (t) [ Time Frame: 0.5, 1, 1.5, 2, 2.5, 3, 4, 5, 6, 8, 12, 16 and 24 hours postdose ]
  • Maximum concentration of drug (Cmax) [ Time Frame: 0.5, 1, 1.5, 2, 2.5, 3, 4, 5, 6, 8, 12, 16 and 24 hours postdose ]

Secondary Outcome Measures:
  • Area Under the Curve (AUC) to time infinity (inf) (if data permit) [ Time Frame: 0.5, 1, 1.5, 2, 2.5, 3, 4, 5, 6, 8, 12, 16 and 24 hours postdose ]
  • Area Under the Curve (AUC) percent extrapolated (%exp) [ Time Frame: 0.5, 1, 1.5, 2, 2.5, 3, 4, 5, 6, 8, 12, 16 and 24 hours postdose ]
  • Half-life (if data permit) [ Time Frame: 0.5, 1, 1.5, 2, 2.5, 3, 4, 5, 6, 8, 12, 16 and 24 hours postdose ]
  • Time at maximum concentration (Tmax) [ Time Frame: 0.5, 1, 1.5, 2, 2.5, 3, 4, 5, 6, 8, 12, 16 and 24 hours postdose ]

Enrollment: 34
Study Start Date: September 2011
Study Completion Date: October 2011
Primary Completion Date: October 2011 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Experimental: triazolam liquid oral drops Drug: triazolam liquid oral drops
0.25 mg single dose oral drops
Active Comparator: triazolam tablets Drug: triazolam tablets
0.25 mg single oral dose

  Eligibility

Information from the National Library of Medicine

Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the contacts provided below. For general information, Learn About Clinical Studies.


Ages Eligible for Study:   18 Years to 55 Years   (Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   Yes
Criteria

Inclusion Criteria:

  • Healthy male and/or female subjects between the ages of 18 and 55 years, inclusive (Healthy is defined as no clinically relevant abnormalities identified by a detailed medical history, full physical examination, including blood pressure and pulse rate measurement, 12-lead ECG and clinical laboratory tests).
  • Body Mass Index (BMI) of 17.5 to 30.5 kg/m2; and a total body weight >50 kg (110 lbs).

Exclusion Criteria:

  • Evidence or history of clinically significant hematological, renal, endocrine, pulmonary, gastrointestinal, cardiovascular, hepatic, psychiatric, neurologic, or allergic disease (including drug allergies, but excluding untreated, asymptomatic, seasonal allergies at time of dosing).
  • Any condition possibly affecting drug absorption (eg, gastrectomy).
  • A positive urine drug screen.
  Contacts and Locations
Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT01421043


Locations
Belgium
Pfizer Investigational Site
Bruxelles, Belgium, B-1070
Sponsors and Collaborators
Pfizer
Investigators
Study Director: Pfizer CT.gov Call Center Pfizer
  More Information

Additional Information:
Responsible Party: Pfizer
ClinicalTrials.gov Identifier: NCT01421043     History of Changes
Other Study ID Numbers: A6781003
First Submitted: August 18, 2011
First Posted: August 22, 2011
Last Update Posted: October 24, 2016
Last Verified: October 2011

Keywords provided by Pfizer:
bioequivalence study
triazolam
liquid oral drops
tablet

Additional relevant MeSH terms:
Triazolam
Adjuvants, Anesthesia
Anti-Anxiety Agents
Tranquilizing Agents
Central Nervous System Depressants
Physiological Effects of Drugs
Psychotropic Drugs
GABA Modulators
GABA Agents
Neurotransmitter Agents
Molecular Mechanisms of Pharmacological Action