To Assess the Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics of Single Ascending Doses of Inhaled AZD8683

Study Overview
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Brief Summary
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The purpose of this study is to assess the safety, tolerability, pharmacokinetics and pharmacodynamics of increasing single doses of AZD8683 administered via inhalation

Detailed Description
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A Phase I, Single Centre, Double-blind, Randomised, Placebo-controlled, Parallel-group Study to Assess the Safety, Tolerability, Pharmacokinetics and Pharmacodynamics of inhaled AZD8683 after Single Ascending Doses administered via Turbuhaler in Healthy Subjects

Official Title
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A Phase I, Single Centre, Double-blind, Randomised, Placebo-controlled, Parallel-group Study to Assess the Safety, Tolerability, Pharmacokinetics and Pharmacodynamics of Inhaled AZD8683 After Single Ascending Doses Administered Via Turbuhaler in Healthy Subjects

Conditions
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Healthy

Intervention / Treatment
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* Drug: AZD8683
* Drug: Placebo to match


Participation Criteria
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Eligibility Criteria
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Inclusion Criteria: Provision of signed and dated, written informed consent prior to any study specific procedures Healthy male subjects aged 18 45 years with suitable veins for cannulation or repeated venepuncture Male subjects should be willing to use barrier contraception ie, condoms and spermicide, from the day of dosing until at least 3 months after dosing with the investigational product Have a body mass index (BMI) between 19 and 30 kg/m2 inclusive and weigh at least 50 kg and no more than 100 kg inclusive Exclusion Criteria: History or presence of gastrointestinal, pulmonary, hepatic or renal disease or any other condition known to interfere with absorption, distribution, metabolism or excretion of drugs Any clinically significant illness, medical/surgical procedure or trauma within 4 weeks of the first administration of the investigational product Abnormal vital signs, after 10 minutes supine rest, defined as any of the following: Systolic blood pressure >140 mm Hg Diastolic blood pressure >90 mm Hg Heart rate <40 or >85 beats per minute Any clinically important abnormalities in rhythm, conduction or morphology of resting ECG. This includes subjects with any of the following: PR(PQ) interval prolongation >200 ms or dropped beats (single non conducted P-waves) based on screening or Prolonged QTcF >450 ms or shortened QTcF <340 ms or family history of long QT syndrome

Ages Eligible for Study
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Minimum Age: 18 Years
Maximum Age: 45 Years

Sexes Eligible for Study
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Male

Accepts Healthy Volunteers
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Accepts Healthy Volunteers

Study Plan
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How is the study designed?
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Design Details

Primary Purpose: Basic Science
Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Double


Arms and Interventions

| Participant Group/Arm | Intervention/Treatment |
| --- | --- |
| Experimental: Group 1 - 4, single ascending dose AZD 8683<br>Subjects will participate in 1 of 4 groups. In each group, 6 subjects will receive AZD8683 and 2 subjects will receive placebo. | Drug: AZD8683<br>* Single Dose Inhaled IMP via Turbuhaler<br>|
| Placebo Comparator: Group 1-4 single ascending dose Placebo<br>Subjects will participate in 1 of 4 groups. In each group, 6 subjects will receive AZD8683 and 2 subjects will receive placebo. | Drug: Placebo to match<br>* Single dose Inhaled Placebo via Turbuhaler<br>|

What is the study measuring?
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Primary Outcome Measures

| Outcome Measure | Measure Description | Time Frame |
| --- | --- | --- |
| Evaluate the safety of AZD8683 by assessing the frequency of adverse events |  | Adverse events are captured from screening and captured on each clinic day and on the follow up day. | 
| Evaluate the safety of AZD8683 by assessing a panel of laboratory safety assessments |  | Lab safety assessments are taken at screening, pre-dose on day 1 and then 24 hours, and 48 hours post-dose and again on follow up. | 
| Evaluate the safety of AZD8683 by assessing dECG. |  | dECG is conducted pre-dose and then 15 minutes, 30 minutes, 1 hour, 1 hour 30 minutes, 2 hours, 4 hours, 8 hours 12 hours, 24 hours and 48 hours post dose. | 
| Evaluate the safety of AZD8683 by assessing physical examination |  | A physical examination is conducted at screening, day -1, day 3 and again at follow-up. | 
| Evaluate the safety of AZD8683 by assessing vital signs (BP and pulse) |  | Vital signs are measured at screening, pre-dose and then 15 minutes, 30 minutes, 1 hour, 1 hour 30 minutes, 2 hours, 4 hours, 8 hours, 12 hours, 24 hours and 48 hours post dose | 
| Evaluate the safety of AZD8683 by assessing Spirometry |  | Spirometry is conducted pre-dose and at 5 minutes, 15 minutes, 1 hour, 2 hours, 4 hours, 8 hours, 12 hours and 24 hours | 

Secondary Outcome Measures

| Outcome Measure | Measure Description | Time Frame |
| --- | --- | --- |
| The maximum plasma concentration (Cmax) will be determined for AZD8683 |  | pre-dose and than 5 minutes, 15 minutes, 30 minutes, 45 minutes, 1 hour, 1 hour 30 minutes, 2 hours, 4 hours, 6 hours, 8 hours, 12 hours, 24 hours, 36 hours, 48 hours, 72 hours and 120 hours post dose | 
| The time to Cmax (tmax) will be determined for AZD8683 |  | pre-dose and then 5 minutes, 15 minutes, 30 minutes, 45 minutes, 1 hour, 1 hour 30 minutes, 2 hours, 4 hours, 6 hours, 8 hours, 12 hours, 24 hours, 36 hours, 48 hours, 72 hours and 120 hours post dose. | 
| The Terminal half-life (t1/2z)will be determined for the AZD8683 |  | pre-dose and then 5 minutes, 15 minutes, 30 minutes, 45 minutes, 1 hour, 1 hour 30 minutes, 2 hours, 4 hours, 6 hours, 8 hours, 12 hours, 24 hours, 36 hours, 48 hours, 72 hours and 120 hours post dose. | 
| Area under the plasma concentration-time curve from zero to 24 h (AUC(0-24)) |  | pre-dose and than 5 minutes, 15 minutes, 30 minutes, 45 minutes, 1 hour, 1 hour 30 minutes, 2 hours, 4 hours, 6 hours, 8 hours, 12 hours, 24 hours post dose | 
| Area under the plasma concentration-time curve from zero to 48 h (AUC(0-48) |  | 0 minutes, 5 minutes, 15 minutes, 30 minutes, 45 minutes, 1 hour, 1 hour 30 minutes, 2 hours, 4 hours, 6 hours, 8 hours, 12 hours, 24 hours, 36 hours, 48 hours post dose | 
| Area under the plasma concentration-time curve from zero to the time of the last measurable concentration (AUC(0-t)) |  | 0 minutes, 5 minutes, 15 minutes, 30 minutes, 45 minutes, 1 hour, 1 hour 30 minutes, 2 hours, 4 hours, 6 hours, 8 hours, 12 hours, 24 hours, 36 hours, 48 hours, 72 hours and 120 hours post dose | 
| Area under the plasma concentration-time curve from zero to infinity (AUC) |  | 0 minutes, 5 minutes, 15 minutes, 30 minutes, 45 minutes, 1 hour, 1 hour 30 minutes, 2 hours, 4 hours, 6 hours, 8 hours, 12 hours, 24 hours, 36 hours, 48 hours, 72 hours and 120 hours post dose | 
| Apparent plasma clearance (CL/F) |  | 0 minutes, 5 minutes, 15 minutes, 30 minutes, 45 minutes, 1 hour, 1 hour 30 minutes, 2 hours, 4 hours, 6 hours, 8 hours, 12 hours, 24 hours, 36 hours, 48 hours, 72 hours and 120 hours post dose | 
| Apparent volume of distribution during terminal phase (Vz/F) |  | 0 minutes, 5 minutes, 15 minutes, 30 minutes, 45 minutes, 1 hour, 1 hour 30 minutes, 2 hours, 4 hours, 6 hours, 8 hours, 12 hours, 24 hours, 36 hours, 48 hours, 72 hours and 120 hours post dose | 
| Mean residence time (MRT) |  | 0 minutes, 5 minutes, 15 minutes, 30 minutes, 45 minutes, 1 hour, 1 hour 30 minutes, 2 hours, 4 hours, 6 hours, 8 hours, 12 hours, 24 hours, 36 hours, 48 hours, 72 hours and 120 hours post dose | 
| Amount of drug excreted unchanged into urine in a collection interval (Ae) |  | 0 minutes, 5 minutes, 15 minutes, 30 minutes, 45 minutes, 1 hour, 1 hour 30 minutes, 2 hours, 4 hours, 6 hours, 8 hours, 12 hours, 24 hours, 36 hours, 48 hours, 72 hours and 120 hours post dose | 
| Fraction of dose excreted unchanged in urine (Ae/Dose) |  | 0 minutes, 5 minutes, 15 minutes, 30 minutes, 45 minutes, 1 hour, 1 hour 30 minutes, 2 hours, 4 hours, 6 hours, 8 hours, 12 hours, 24 hours, 36 hours, 48 hours, 72 hours and 120 hours post dose | 
| Cumulative amount of drug excreted unchanged into urine from zero to time 48 h (Ae(0-48)) |  | 0 minutes, 5 minutes, 15 minutes, 30 minutes, 45 minutes, 1 hour, 1 hour 30 minutes, 2 hours, 4 hours, 6 hours, 8 hours, 12 hours, 24 hours, 36 hours, 48 hours post dose | 
| To investigate the pharmacodynamics (PD) of inhaled single ascending doses of AZD8683 in healthy subjects including the Forced Expiratory Volume in 1 second (FEV1) |  | Spirometry for FEV1 is conducted pre-dose and at 5 minutes, 15 minutes, 1 hour, 2 hours and 4 hourspost dose. | 
| To investigate the pharmacodynamics (PD) of inhaled single ascending doses of AZD8683 in healthy subjects the Forced Vital Capacity (FVC) parameter |  | Spirometry for FVC is conducted pre-dose and at 5 minutes, 15 minutes, 1 hour, 2 hours and 4 hourspost dose. | 
| To investigate the pharmacodynamics (PD) of inhaled single ascending doses of AZD8683 in healthy subjects the heart rate will be measured |  | Heart rate is measured pre-dose and then at 15 minutes, 30 minutes, 1 hour, 1 hour 30 minutes, 2 hours and 4 hours post dose | 

 Terms related to the study
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Keywords Provided by Centre Hospitalier Valida
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Phase 1, healthy volunteers, safety, tolerability, pharmacokinetics, single ascending dose study