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Study to Evaluate Single Inhaled Doses of PT001, PT003, PT005 and PT001 Plus PT005 in Healthy Subjects

This study has been completed.
Information provided by:
Pearl Therapeutics, Inc. Identifier:
First received: May 5, 2009
Last updated: October 13, 2010
Last verified: October 2010
The purpose of this study is to evaluate the safety of a single dose of PT003 compared with single doses of PT001 and PT005, and compared with PT001 plus PT005 delivered together as two separate single doses in healthy subjects.

Condition Intervention Phase
Healthy Volunteers
Drug: PT001
Drug: PT005
Drug: PT003
Drug: PT001 + PT005
Phase 1

Study Type: Interventional
Study Design: Allocation: Randomized
Intervention Model: Crossover Assignment
Masking: Double Blind (Subject, Caregiver, Investigator, Outcomes Assessor)
Primary Purpose: Treatment
Official Title: A Randomized, Double-blind, Single Dose, Four-period, Four-treatment, Cross-over Study Evaluating the Safety of PT001, PT003, PT005 Administered Individually and PT001 + PT005 Delivered Together in Separate Inhalers in Healthy Subjects

Further study details as provided by Pearl Therapeutics, Inc.:

Primary Outcome Measures:
  • Safety of PT003 compared with PT001 and PT005, and compared with PT001 + PT005 delivered together in two separate inhalers [ Time Frame: 12-hours following study drug administration ]

Secondary Outcome Measures:
  • Pharmacokinetics of PT003, PT001 and PT005 and PT001 + PT005 from separate inhalers [ Time Frame: Immediately prior to study drug administration and at 2, 5, 10, 15, 30 minutes as well as 1, 1.5, 2, 3, 4, 6, 8, 10 and 12 hours ]

Enrollment: 16
Study Start Date: May 2009
Study Completion Date: July 2009
Primary Completion Date: July 2009 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Experimental: 1
Inhaled PT001 18 μg
Drug: PT001
Inhaled PT001, single dose
Experimental: 2
Inhaled PT005 2.4 μg
Drug: PT005
Inhaled PT005, single dose
Experimental: 3
Inhaled PT003 (PT001 18 μg / 2.4 μg PT005)
Drug: PT003
Inhaled PT003, single dose
Experimental: 4
PT001 18 μg + PT005 2.4 μg
Drug: PT001 + PT005
Inhaled PT001 + PT005, single dose


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

Inclusion Criteria:

  • Provide signed written informed consent
  • 18-55 years of age
  • Healthy subjects confirmed by medical history, physical examination, vital signs, pulmonary function tests, electrocardiogram and clinical laboratory tests
  • Female subjects of child-bearing potential who are sexually active must be willing to undergo a pregnancy test and agree to use two forms of contraception
  • Body mass index (BMI) between 18.5 and 30, inclusive
  • Non-smokers for at least 6 months prior to screening
  • Pulmonary function tests within normal limits
  • Willing to remain at the study center for at least 12-24 hours on each test day
  • Venous access in both arms to allow collection of numerous blood samples

Exclusion Criteria:

  • Women who are pregnant or lactating
  • Clinically significant medical conditions
  • Viral illness within the last 30 days
  • Symptomatic prostatic hypertrophy or bladder neck obstruction
  • Known narrow-angle glaucoma
  • History of bowel obstruction
  • Clinically significant abnormal electrocardiogram
  • Positive Hepatitis B surface antigen or positive Hepatitis C antibody
  • Positive screening test for HIV antibodies
  • History of hypersensitivity to any beta2-agonists, anticholinergics, or any component of the MDI
  • Known or suspected history of alcohol or drug abuse within the last 2-years
  • Greater than normal alcohol consumption
  • Ingestion of any poppy seeds within the 48 hours prior to the screening
  • Ingestion of any poppy seeds within the 48 hours prior to, or any alcohol, xanthines or grapefruit-containing foods or beverages within the 24 hours prior to, or during, each confinement
  • Positive breath alcohol result
  • Positive urine drug screen
  • Use of any beta2-agonists,or anticholinergics prior to the recruitment interview
  • Lower respiratory tract infections requiring antibiotics in the previous 6 weeks
  • Use of any other prescription medication
  • Use of any over the counter product, herbal product, diet aid, hormone supplement
  • Donation > 450 ml of blood within 8 weeks of first treatment dose
  • Clinically significant vital sign abnormality
  • Clinically significant biochemical, hematological or urinalysis abnormality
  • Affiliations with investigator site
  • Treatment with investigational study drug or participation in another clinical trial or study within the last 30 days or 5 half lives prior to screening, whichever is longer
  Contacts and Locations
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, see Learn About Clinical Studies.

Please refer to this study by its identifier: NCT00893971

Australia, Queensland
Dr Joanne Marjason
Herston, Queensland, Australia, 4006
Sponsors and Collaborators
Pearl Therapeutics, Inc.
Study Director: Colin Reisner, M.D. Pearl Therapeutics
  More Information

Responsible Party: Colin Reisner, M.D./Chief Medical Officer, Pearl Therapeutics, Inc Identifier: NCT00893971     History of Changes
Other Study ID Numbers: PT0030901
Study First Received: May 5, 2009
Last Updated: October 13, 2010

Keywords provided by Pearl Therapeutics, Inc.:
Healthy Volunteers processed this record on March 24, 2017