Healthy Subjects Clinical Trial
Official title:
A Phase 1, Randomized, Double-Blind, Cross-Over, Placebo- and Active-Controlled Cardiac Safety Study of Therapeutic and Supratherapeutic Doses of Fumaryl Diketopiperazine Administered as Technosphere® Inhalation Powder in Healthy Subjects
Verified date | June 2012 |
Source | Mannkind Corporation |
Contact | n/a |
Is FDA regulated | No |
Health authority | United States: Food and Drug Administration |
Study type | Interventional |
48 healthy adult male & female subjects will be enrolled in this study to determine the effect of Technosphere® Inhalation Powder (FDKP) on the QT interval of the EKG. Eligible subjects will be randomized into a dosing regimen after admission.
Status | Completed |
Enrollment | 48 |
Est. completion date | October 2008 |
Est. primary completion date | August 2008 |
Accepts healthy volunteers | Accepts Healthy Volunteers |
Gender | Both |
Age group | 18 Years to 45 Years |
Eligibility |
Inclusion Criteria: - Pulmonary Function Tests (PFTs) results within study specified limits. - Female subjects of childbearing potential must be non-pregnant and non-lactating and have a negative serum pregnancy test prior to enrollment into the trial. - Body Mass Index = 19 and = 30 kg/m2 - Absence of recent drug or alcohol abuse - Able to provide written informed consent, follow study procedures and remain in-patient for the entire treatment period - Non-smoking (> 6 months) Exclusion Criteria: - History of significant renal, pulmonary, rheumatological, hematological, neurological or psychiatrics disorder - Clinically significant major organ disease - Evidence or history of clinically significant allergies (except for untreated, asymptomatic, seasonal allergies at time of dosing); - Current or previous chemotherapy or radiation therapy that could cause lung toxicity - History of diabetes or taking any medications to treat diabetes - Clinically significant abnormal findings on physical exam, ECG, vital signs, clinical laboratory testing and medical history - Hypokalemia (calcium below lower limit of normal). - Previous exposure to Technosphere® Inhalation Powder - Participation in another clinical trial of an investigational drug or device within 30 days prior to Visit 3 - Significantly excessive consumption of food or beverages with xanthine or caffeine - Unwilling to avoid alcohol 48 hours prior to study enrollment and during study - Unwilling to avoid strenuous activity for 48 hours prior to study enrollment and during study - Positive HIV or Hepatitis test - Any acute illness or fever within 72 hours of study dosing - Medication use (with exception of acetaminophen and hormonal birth control) or herbal use within 7 days of Visit 2 - Unwillingness to remain in a quiet, controlled environment (i.e., no TV, music, games, etc during specific timepoints) or unwilling to remain supine during specific timepoints - Unwillingness to consume a study-specific diet - Blood donation within 8 weeks prior to Visit 2 - History of chronic obstructive pulmonary disease (COPD), clinically proven asthma and/or any other clinically important pulmonary disease confirmed by pulmonary function testing and/or radiological finding - Active respiratory infection or persistent symptoms of such infection - History of risk factors for Torsades de pointes (TdP) [e.g., heart failure, hypokalemia, family history (parents or siblings) of Long QT Syndrome], history of fainting, unexplained loss of consciousness or convulsions - History of cardiac arrhythmia, of taking anti-arrhythmia drugs, significant cardiovascular dysfunction, myocardial dysfunction, cardiac surgery, transient attacks of ischemia or cerebrovascular accidents - An abnormal screening ECG which is interpreted by the Clinical Site Investigator to be clinically significant - Sustained supine resting systolic blood pressure > 140 mm Hg or < 100 mm Hg and /or diastolic blood pressure >95 mm Hg at study entry Baseline pulse rate of < 45 beats per minute or > 100 beats per minute |
Allocation: Randomized, Endpoint Classification: Safety Study, Intervention Model: Crossover Assignment, Masking: Double Blind (Subject, Caregiver, Investigator, Outcomes Assessor), Primary Purpose: Treatment
Country | Name | City | State |
---|---|---|---|
United States | Charles River Clinical Services Northwest | Tacoma | Washington |
Lead Sponsor | Collaborator |
---|---|
Mannkind Corporation |
United States,
Type | Measure | Description | Time frame | Safety issue |
---|---|---|---|---|
Primary | The primary endpoint is the time-matched, placebo-subtracted change from baseline in QTc after a supratherapeutic dose of Technosphere Inhalation Powder | 11 days | Yes | |
Secondary | The time-matched change from baseline in QTc after therapeutic dose Technosphere® Inhalation Powder based on an individual correction (QTcI) method. | 11 days | Yes | |
Secondary | The maximum change in time-matched, placebo-subtracted QT interval corrected by Fridericia formula (QTcF) and Bazett formula (QTcB), respectively, for supratherapeutic dose of Technosphere® Inhalation Powder. | 11 Days | Yes | |
Secondary | The maximum change in time-matched, placebo-subtracted QT/QTc intervals by Fridericia formula (QTcF), and by Bazett formula (QTcB), respectively, for therapeutic dose of Technosphere® Inhalation Powder. | 11 Days | Yes | |
Secondary | Change in ECG morphological patterns | 11 Days | Yes | |
Secondary | Heart rate and RR interval. | 11 Days | Yes | |
Secondary | PR interval. | 11 Days | Yes | |
Secondary | QRS interval. | 11 Days | Yes | |
Secondary | Correlation between the QTcI change from baseline and plasma concentrations of FDKP. | 11 Days | Yes | |
Secondary | Plasma concentrations of FDKP. | 11 Days | Yes |
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