Study to Investigate Safety, Tolerability and Effect of Multiple Dosing With AZD 4721 and/or With AZD 5069

Study Overview
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Brief Summary
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Study to investigate safety, tolerability and effect of multiple dosing with AZD 4721 and/or with AZD 5069

Detailed Description
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The purpose of the study is to investigate the safety and tolerability, pharmacokinetics and pharmacodynamics of AZD 4721 in healthy volunteers after once daily administration of multiple ascending doses for 10 days, and an open-label comparison with the pharmacodynamics of AZD5069 given twice daily for 3 days

Official Title
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A Phase I Study in Healthy Volunteers to Assess the Safety, Tolerability, Pharmacokinetics and Pharmacodynamics of AZD4721 After Once Daily Administration of Multiple Ascending Doses for 10 Days, and an Open-label Comparison With the Pharmacodynamics of AZD5069 Given Twice Daily for 3 Days

Conditions
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Chronic Obstructive Pulmonary Disease (COPD).

Intervention / Treatment
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* Drug: AZD4721
* Drug: Placebo
* Drug: AZD5069


Participation Criteria
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Eligibility Criteria
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Inclusion Criteria: 1.Provision of signed and dated, written informed consent prior to any study specific procedures. 2.Healthy male and/or female Caucasian (neither Black/African American nor Japanese) volunteers aged 18 to 50 years with suitable veins for cannulation or repeated venipuncture. (Healthy is as determined by medical history and physical examination, clinical laboratory parameters, and ECG and performed before first dose administration.). 3.Healthy volunteers should have a body mass index (BMI) between 18 and 30 kg/m2 (inclusive) and weigh at least 50 kg and no more than 100 kg (inclusive). Exclusion Criteria: Pyrexial with a body temperature higher than 37.7°C at Day -1 (Visit 2), or as judged by the investigator. Screening blood neutrophil counts (taken in the morning) not within the laboratory reference range (Visit 1). Other latent or chronic infections (eg, recurrent sinusitis, genital or ocular herpes, urinary tract infection) or at risk of infection (surgery, trauma, or significant infection) in the previous 90 days, or history of skin abscesses within the previous 90 days. Clinically significant lower respiratory tract infection not resolved within 4 weeks prior to screening (Visit 1), as determined by the investigator.

Ages Eligible for Study
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Minimum Age: 18 Years
Maximum Age: 50 Years

Sexes Eligible for Study
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All

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: Single


Arms and Interventions

| Participant Group/Arm | Intervention/Treatment |
| --- | --- |
| Experimental: Part A AZD4721<br>Part A of the study, multiple ascending doses of AZD4721 will be administrated once daily for 10 days | Drug: AZD4721<br>* Part A - multiple ascending dose, daily; Part B - one dose decided after part A, daily<br>|
| Placebo Comparator: Placebo<br>Part A of the study, multiple ascending doses of matching Placebo will be administrated once a daily for 14 days | Drug: Placebo<br>* Part A - multiple ascending dose daily<br>|
| Active Comparator: AZD5069, then AZD4721<br>Part B of the study, subject will participate in two treatment periods (one with AZD5069 administrated for 3 days and the second period with AZD4721 administrated for 14 days) separated by a wash-out period of 6-10 days between the two periods. | Drug: AZD4721<br>* Part A - multiple ascending dose, daily; Part B - one dose decided after part A, daily<br>Drug: AZD5069<br>* Part B - one dose decided after part A, twice a day<br>|

What is the study measuring?
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Primary Outcome Measures

| Outcome Measure | Measure Description | Time Frame |
| --- | --- | --- |
| Description of the safety profile in terms of Adverse events; blood pressure, heart rate and body temperature; electrocardiograms; clinical chemistry; haematology assessments | Same for both part A and B | From Admission day -1 up to Follow up ( Max 12 weeks) | 
| Description of neutrophils in terms of absolute blood neutrophil count ratio [ANC ratio], time of ANCmin,ss [ANCtmin,ss], | Part A AZD4721 | Samples taken for part A day -1, Day 1 at predose,1h,2h,6h and 12h postdose, predose day 2,3,4,5,6,7,8,9,10 predose and at 1h,2h,3h,6h,9h,12h,15h,18h,21h,24h,36h,48h post last dose ( given day 10). | 
| Description of neutrophils in terms of minimum ANC during first 24 hours on Day 1 [Part A only, ANCmin,Day 1], time of ANCmin,Day 1 [ANCtmin,Day 1], minimum ANC ratio during first 24 hours on Day 1 [Part A only, ANCmin ratio,Day 1] | Part A AZD4721 | Samples taken for Part A Day 1 at predose, 1h,2h,6h12h and 24h postdose. | 
| Descriptions of neutrophils in terms of minimum ANC during the 24 hours following the last morning dose [ANCmin,ss], mean of ANC values during the 24 hours following the last morning dose [ANCmean,ss], | Part A AZD4721 | Samples taken for Part A day10 predose and at 1h,2h,3h,6h,9h,12h,15h,18h,21h,24h post dose | 
| Description of neutrophils in terms of minimum ANC ratio during the 24 hours following the last morning dose [ANCmin ratio,ss], and mean of ANC ratio values during the 24 hours following the last morning dose [ANCmean ratio,ss]). | Part A AZD4721 | Samples taken for Part A day 10 predose and at 1h,2h,3h,6h,9h,12h,15h,18h,21h,24h post dose | 
| Description of neutrophils in terms of • absolute blood neutrophil count ratio [ANC ratio], time of ANCmin,ss [ANCtmin,ss], | Part B AZD5069 | Part B visit 1 day -1, day 1 predose, 12h, day 2 predose, day 3 predose,3h,6h,9h,12h,15h,18h,21h and 24h post dose | 
| Description of neutrophils in terms of • time of ANCmin,Day 1 [ANCtmin,Day 1], | Part B AZD5069 | Part B day 1 predose, 12h and 24h postdose | 
| Description of neutrophile in terms of minimum ANC during the 24 hours following the last morning dose [ANCmin,ss], mean of ANC values during the 24 hours following the last morning dose [ANCmean,ss] | Part B AZD5069 | Samples taken Part B day 3 predose,3h,6h,9h,12h,15h,18h,21h and 24h post dose | 
| Description of neutrophils in terms of minimum ANC ratio during the 24 hours following the last morning dose [ANCmin ratio,ss], and mean of ANC ratio values during the 24 hours following the last morning dose [ANCmean ratio,ss]). | Part B AZD5069 | Samples taken Part B day 3 predose,3h,6h,9h,12h,15h,18h,21h and 24h post dose | 
| Description of neutrophils in terms of • absolute blood neutrophil count ratio [ANC ratio], time of ANCmin,ss [ANCtmin,ss] | Part B AZD4721 | Samples taken for part B day -1, predose day 1,2,4,6,8,10 and at 1h,2h,3h,6h,9h,12h,15h,18h,21h,24h post dose | 
| Description of neutrophils in terms of time of ANCmin,Day 1 [ANCtmin,Day 1], | Part B AZD4721 | Samples taken for part B predose day 1 | 
| Description of neutrophils in terms of minimum ANC during the 24 hours following the last morning dose [ANCmin,ss], mean of ANC values during the 24 hours following the last morning dose [ANCmean,ss] | Part B AZD4721 | Samples taken part B pre dose day 10 and at 1h,2h,3h,6h,9h,12h,15h,18h,21h,24h post dose | 
| Description of neutrophils in terms of minimum ANC ratio during the 24 hours following the last morning dose [ANCmin ratio,ss], and mean of ANC ratio values during the 24 hours following the last morning dose [ANCmean ratio,ss]). | Part B AZD4721 | Samples taken part B pre dose day 10 and at 1h,2h,3h,6h,9h,12h,15h,18h,21h,24h post dose | 

Secondary Outcome Measures

| Outcome Measure | Measure Description | Time Frame |
| --- | --- | --- |
| Description of the pharmacokinetic(PK) profile of AZD 4721 in terms of Maximum plasma concentration (Cmax), maximum plasma concentration divided by dose (Cmax/D), time to Cmax (tmax) | Following single dose administration of AZD4721 Part A | Sample taken Day 1 post dose at 0:20, 0:40,1h, 2h,3h,6h,9h,12h,15h,18h,21h and 24h. | 
| Description of the PK profile of AZD 4721 in terms of area under the plasma concentration-time curve during the dosing interval (AUCtau),), lag-time (tlag), ratio of metabolite AUCtau to parent AUCtau (MRAUC) | Following single dose administration of AZD4721 Part A | Sample taken Day 1 post dose at 0:20, 0:40,1h, 2h,3h,6h,9h,12h,15h,18h,21h and 24h. | 
| Description of the PK profile of AZD 4721 in terms of ratio of metabolite Cmax to parent Cmax (MRCmax) | Following single dose administration of AZD4721 Part A | Sample taken Day 1 post dose at 0:20, 0:40,1h, 2h,3h,6h,9h,12h,15h,18h,21h and 24h. | 
| Description of the PK profile of AZD 4721 in terms of Maximum plasma concentration (Css,max), maximum plasma concentration divided by dose (Css,max/D) time to Css,max (tss,max) | Following multiple dose administration of AZD4721Part A | Sample taken Day 1 post dose at 0:20, 0:40,1h, 2h,3h,6h,9h,12h,15h,18h,21h and 24h. Predose day 3,4,5,6,7,8,9,10 and at 0:20,0:40,1h,2h,3h,6h,9h,12h,15h,18h,21h,24h,48h,72h and 96h post last dose | 
| Description of the PK profile of AZD 4721 in terms of minimum plasma concentration (Css,min)), time to Css,min (tss,min) average concentration over the investigational product interval (Css,av) | Following multiple dose administration of AZD4721 Part A | Sample taken Day 1 post dose at 0:20, 0:40,1h, 2h,3h,6h,9h,12h,15h,18h,21h and 24h. Predose day 3,4,5,6,7,8,9,10 and at 0:20,0:40,1h,2h,3h,6h,9h,12h,15h,18h,21h,24h,48h,72h and 96h post last dose | 
| Description of the PK profile of AZD 4721 in terms of peak to trough concentration ratio (Css,max/Css,min)), terminal rate constant (z), terminal half-life (t1/2λz) | Following multiple dose administration of AZD4721 Part A | Sample taken Day 1 post dose at 0:20, 0:40,1h, 2h,3h,6h,9h,12h,15h,18h,21h and 24h. Predose day 3,4,5,6,7,8,9,10 and at 0:20,0:40,1h,2h,3h,6h,9h,12h,15h,18h,21h,24h,48h,72h and 96h post last dose | 
| Description of the PK profile of AZD 4721 in terms of area under the plasma concentration-time curve during the dosing interval at steady state (AUCss,tau), AUCss,tau divided by dose (AUCss,tau/D) | Following multiple dose administration of AZD4721Part A | Sample taken Day 1 post dose at 0:20, 0:40,1h, 2h,3h,6h,9h,12h,15h,18h,21h and 24h. Predose day 3,4,5,6,7,8,9,10 and at 0:20,0:40,1h,2h,3h,6h,9h,12h,15h,18h,21h,24h,48h,72h and 96h post last dose | 
| Description of the PK profile of AZD 4721 in terms of apparent clearance (CL/F), ), volume of distribution (Vz/F) | Following multiple dose administration of AZD4721 Part A | Sample taken Day 1 post dose at 0:20, 0:40,1h, 2h,3h,6h,9h,12h,15h,18h,21h and 24h. Predose day 3,4,5,6,7,8,9,10 and at 0:20,0:40,1h,2h,3h,6h,9h,12h,15h,18h,21h,24h,48h,72h and 96h post last dose | 
| Description of the PK profile of AZD 4721 and metabolite in terms of ratio of metabolite AUCss,tau to parent AUCss,tau (MRAUCss,tau), ratio of metabolite Css,max to parent Css,max (MRCss,max) | Following multiple dose administration of AZD4721 Part A | Sample taken Day 1 post dose at 0:20, 0:40,1h, 2h,3h,6h,9h,12h,15h,18h,21h and 24h. Predose day 3,4,5,6,7,8,9,10 and at 0:20,0:40,1h,2h,3h,6h,9h,12h,15h,18h,21h,24h,48h,72h and 96h post last dose | 
| Description of the PK profile of AZD 4721 and metabolite in terms of accumulation ratio for AUCtau (RAUCtau), and accumulation ratio for Cmax (RCmax). | Following multiple dose administration of AZD4721 Part A | Sample taken Day 1 post dose at 0:20, 0:40,1h, 2h,3h,6h,9h,12h,15h,18h,21h and 24h. Predose day 3,4,5,6,7,8,9,10 and at 0:20,0:40,1h,2h,3h,6h,9h,12h,15h,18h,21h,24h,48h,72h and 96h post last dose | 
| Description of the PK profile of AZD 4721 in terms of Cumulative amount of AZD4721 and AZ13622093 excreted over the investigational product administration interval (Ae (0-tau)) | Following multiple dose administration of AZD4721 Part A | Urine collection 24h from 0h-24 day 10 | 
| Description of the PK profile of AZD 4721 in terms of fraction of dose excreted into the urine over the dosing interval for AZD4721 (fe (0 tau)), and renal clearance (CLR). | Following multiple dose administration of AZD4721 Part A | Urine collection 24h from 0h-24 day 10 | 
| Description of PK Profile of AZD5069 in terms of observed global maximum concentration (Css,max), time to global Css,max (tss,max), observed global minimum concentration (Css,min) | Following multiple dosing of AZD5069 Part B | Sample taken day 1 12h, day 2 0h and 12h, day 3 0h,3h,6h,9h,12h,15h,18h,21h and 24h post dose | 
| Description of PK Profile of AZD5069 in terms of time to global Css,min (tss,min), average concentration over 24 hours (Css,av), peak to trough concentration ratio (Css,max/Css,min) | Following multiple dosing of AZD5069 Part B | Sample taken day 1 12h, day 2 0h and 12h, day 3 0h,3h,6h,9h,12h,15h,18h,21h and 24h post dose | 
| Description of PK Profile of AZD5069 in terms of AUC during the 12 hour interval after the morning dose(AUCtau,morning), AUC during the 12 hour dosing interval after the evening dose (AUCtau,evening) | Following multiple dosing of AZD5069 Part B | Sample taken day 1 12h, day 2 0h and 12h, day 3 0h,3h,6h,9h,12h,15h,18h,21h and 24h post dose | 
| Description of PK Profile of AZD5069 in terms of and area under the plasma concentration time curve 0 to 24 hours post morning dose (AUC(0 24h)). | Following multiple dosing of AZD5069 Part B | Sample taken day 1 12h, day 2 0h and 12h, day 3 0h,3h,6h,9h,12h,15h,18h,21h and 24h post dose | 
| Description of PK Profile of AZD4721 in terms of maximum plasma concentration (Css,max), time to Css,max (tss,max), minimum plasma concentration (Css,min), time to Css,min (tss,min), average concentration over the dosing interval (Css,av) | Following multiple dosing of AZD4721 Part B | Sample taken predose Day 2,4,6,8,10 and at 0:20h,0:40h,1h,2h,3h,6h,9h,12h,15h,18h,21h and 24h post dose | 
| Description of PK Profile of AZD4721 in terms of peak to trough concentration ratio (Css,max/Css,min), area under the plasma concentration time curve during the dosing interval (AUCss,tau), and apparent clearance (CL/F). | Following multiple dosing of AZD4721 Part B | Sample taken predose Day 2,4,6,8,10 and at 0:20h,0:40h,1h,2h,3h,6h,9h,12h,15h,18h,21h and 24h post dose | 

 Terms related to the study
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Keywords Provided by Centre Hospitalier Valida
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Healthy volunteer, Multiple ascending dose