A Study of AZD8233 in Participants With Dyslipidemia
Primary Purpose
Dyslipidaemia
Status
Completed
Phase
Phase 2
Locations
International
Study Type
Interventional
Intervention
AZD8233
Placebo
Sponsored by
About this trial
This is an interventional treatment trial for Dyslipidaemia focused on measuring Dose Range Finding, AZD8233, Efficacy, PK, PD, Immunogenicity, Safety, Tolerability
Eligibility Criteria
Key Inclusion Criteria:
- Male or female.
- Participant must be 18 to 75 years of age.
- Body mass index between 19 and 40 kg/m2.
- Participants who have a fasting LDL-C ≥ 70 mg/dL but < 190 mg/dL.
- Have fasting triglycerides < 400 mg/dL.
- Should be receiving moderate- or high-intensity statin therapy.
- Should be on stable medication for ≥ 3 months prior to screening with no planned medication or dose change during study participation. The exception to this restriction is for fenofibrate; if the participant is receiving fenofibrate, the therapy must be stable for at least 6 weeks prior to randomization at a dose that is appropriate for the duration of the study in the judgement of the Investigator. Other fibrate therapy (and derivatives) are prohibited.
Key Exclusion Criteria:
- Estimated glomerular filtration rate < 40 mL/min/1.73m2 CKD-EPI.
- Any uncontrolled or serious disease, or any medical dysfunction or surgical condition that, in the opinion of the Investigator, may either interfere with participation in the clinical study and/or put the participant at significant risk.
- Poorly controlled type 2 diabetes mellitus, defined as HbA1c > 10% at Visit 1.
- Acute ischaemic cardiovascular event in the last 12 months prior to randomization.
- Heart failure with New York Heart Association (NYHA) Class III-IV.
- High-risk of bleeding as judged by the Investigator.
- Malignancy (except non-melanoma skin cancers, cervical in-situ carcinoma, breast ductal
- Carcinoma in-situ, or Stage 1 prostate carcinoma) within the last 10 years.
- LDL or plasma apheresis within 12 months prior to randomization.
- Uncontrolled hypertension defined as average supine SBP > 160 mmHg or DBP > 90 mmHg at Visit 1 or Visit 3.
- Heart rate after 10 minutes supine rest < 50 bpm or > 100 bpm.
Any laboratory values with the following deviations at Screening:
- Positive result on screening for hepatitis B, hepatitis C or HIV.
- ALT > 1.5 × ULN.
- AST > 1.5 × ULN.
- TBL > ULN.
- ALP > 1.5 × ULN.
- WBC < LLN.
- Haemoglobin < 12 g/dL in men or < 11 g/dL in women.
- Platelet count ≤ LLN.
- aPTT > ULN and PT > ULN.
- UACR > 11.3 mg/mmol (100 mg/g).
- UPCR > 300 mg/g.
- Any clinically important abnormalities in rhythm, conduction or morphology of the resting ECG and any clinically important abnormalities in the 12-lead ECG as judged by the Investigator.
- Mipomersen, or lomitapide within 12 months prior to randomization.
- Previous administration of AZD8233/AZD6615.
- Previous administration of PCSK9 inhibition treatment.
- Participation in another clinical study with a study intervention administered in the last 3 months prior to randomization or 5 half-lives from last dose to first administration of study intervention, whichever is the longest.
Sites / Locations
- Research Site
- Research Site
- Research Site
- Research Site
- Research Site
- Research Site
- Research Site
- Research Site
- Research Site
- Research Site
- Research Site
- Research Site
- Research Site
- Research Site
- Research Site
- Research Site
- Research Site
- Research Site
- Research Site
Arms of the Study
Arm 1
Arm 2
Arm 3
Arm 4
Arm Type
Placebo Comparator
Experimental
Experimental
Experimental
Arm Label
Placebo
AZD8233 high dose
AZD8233 medium dose
AZD8233 low dose
Arm Description
Placebo solution for subcutaneous injection.
AZD8233 high dose for subcutaneous injection.
AZD8233 medium dose for subcutaneous injection.
AZD8233 low does for subcutaneous injection.
Outcomes
Primary Outcome Measures
Change in Low-density Lipoprotein Cholesterol (LDL-C) at Week 12.
Change from baseline in low-density lipoprotein cholesterol (LDL-C) at week 12. Results are based on Mixed Model Repeated Measures (MMRM) analysis on the log-transformed change from baseline. Log-transformed change from baseline is calculated as the visit value in log minus the baseline value in log. The results from the model are then back transformed.
Secondary Outcome Measures
Relative Change From Baseline in PCSK9 Concentration in Plasma at Week 12.
Relative change from baseline in PCSK9 concentration in plasma at week 12.
Percentage Change From Baseline in Concentration of TC, HDL-C, Non-HDL-C, VLDL-C, ApoA1, ApoB, Lp(a), Triglycerides, Remnants Cholesterol
Percentage change from baseline in concentration of TC, HDL-C, Non-HDL-C, VLDL-C, ApoA1, ApoB, Lp(a), Triglycerides, Remnants cholesterol at week 12
Plasma Concentration of AZD8233
Plasma concentration of AZD8233 after first dose administration
Anti-drug Antibodies (ADAs) During the Treatment Period and Follow-up Period
ADA titre results for subjects with positive ADA during the treatment period and follow-up period.
Percentage Change From Baseline in Levels of LDL-C in Plasma
Percentage change from baseline in levels of LDL-C in plasma from baseline to week 12.
Full Information
1. Study Identification
Unique Protocol Identification Number
NCT04641299
Brief Title
A Study of AZD8233 in Participants With Dyslipidemia
Official Title
A Randomized, Parallel, Double-blind, Placebo-controlled, Dose-ranging, Phase 2b Study to Evaluate the Efficacy, Safety and Tolerability of AZD8233 Treatment in Participants With Dyslipidemia
Study Type
Interventional
2. Study Status
Record Verification Date
October 2022
Overall Recruitment Status
Completed
Study Start Date
October 28, 2020 (Actual)
Primary Completion Date
July 20, 2021 (Actual)
Study Completion Date
July 20, 2021 (Actual)
3. Sponsor/Collaborators
Responsible Party, by Official Title
Sponsor
Name of the Sponsor
AstraZeneca
4. Oversight
Studies a U.S. FDA-regulated Drug Product
Yes
Studies a U.S. FDA-regulated Device Product
No
5. Study Description
Brief Summary
AZD8233 is a PCSK9-targeted ASO for the reduction of circulating levels of LDL-C. This study aims to evaluate the dose-dependent reduction in LDL-C after SC administration of multiple doses of AZD8233 as well as the associated adverse effects profile. The data generated will be used to guide choice of doses, dosing regimens, and sample sizes, as well as safety and PD monitoring in the further clinical development program.
Detailed Description
This is a randomized parallel, double-blind, placebo-controlled, dose-ranging Phase 2b study in approximately 108 participants with dyslipidemia. The primary objective of the study is to investigate the effect of AZD8233 on LDL-C across different dose levels. The study will be conducted at up to 25 sites in up to 4 countries.
The screening period starts up to 42 days before the randomization visit and ends on Day -1. Eligible participants will attend 7 visits during the treatment period and 7 additional visits during the safety follow up period. Eligible participants are randomized across four different treatment arms in a 1:1:1:1 ratio for a 12-week treatment period. The planned treatment arms are AZD8233 low dose, AZD8233 medium dose, AZD8233 high dose, and Placebo. Participants will be dosed SC on Days 1, 8, 29, and 57.
6. Conditions and Keywords
Primary Disease or Condition Being Studied in the Trial, or the Focus of the Study
Dyslipidaemia
Keywords
Dose Range Finding, AZD8233, Efficacy, PK, PD, Immunogenicity, Safety, Tolerability
7. Study Design
Primary Purpose
Treatment
Study Phase
Phase 2
Interventional Study Model
Parallel Assignment
Masking
ParticipantCare ProviderInvestigatorOutcomes Assessor
Allocation
Randomized
Enrollment
119 (Actual)
8. Arms, Groups, and Interventions
Arm Title
Placebo
Arm Type
Placebo Comparator
Arm Description
Placebo solution for subcutaneous injection.
Arm Title
AZD8233 high dose
Arm Type
Experimental
Arm Description
AZD8233 high dose for subcutaneous injection.
Arm Title
AZD8233 medium dose
Arm Type
Experimental
Arm Description
AZD8233 medium dose for subcutaneous injection.
Arm Title
AZD8233 low dose
Arm Type
Experimental
Arm Description
AZD8233 low does for subcutaneous injection.
Intervention Type
Drug
Intervention Name(s)
AZD8233
Intervention Description
PCSK9-targeted ASO for the reduction of circulating levels of LDL-C.
Intervention Type
Drug
Intervention Name(s)
Placebo
Intervention Description
Placebo solution
Primary Outcome Measure Information:
Title
Change in Low-density Lipoprotein Cholesterol (LDL-C) at Week 12.
Description
Change from baseline in low-density lipoprotein cholesterol (LDL-C) at week 12. Results are based on Mixed Model Repeated Measures (MMRM) analysis on the log-transformed change from baseline. Log-transformed change from baseline is calculated as the visit value in log minus the baseline value in log. The results from the model are then back transformed.
Time Frame
Baseline to week 12
Secondary Outcome Measure Information:
Title
Relative Change From Baseline in PCSK9 Concentration in Plasma at Week 12.
Description
Relative change from baseline in PCSK9 concentration in plasma at week 12.
Time Frame
Baseline to week 12
Title
Percentage Change From Baseline in Concentration of TC, HDL-C, Non-HDL-C, VLDL-C, ApoA1, ApoB, Lp(a), Triglycerides, Remnants Cholesterol
Description
Percentage change from baseline in concentration of TC, HDL-C, Non-HDL-C, VLDL-C, ApoA1, ApoB, Lp(a), Triglycerides, Remnants cholesterol at week 12
Time Frame
Baseline to week 12
Title
Plasma Concentration of AZD8233
Description
Plasma concentration of AZD8233 after first dose administration
Time Frame
Measurement at week 1, week 4, week 6, week 8, week 10, week 12, week 16, week 20, week 24 after first dose administration.
Title
Anti-drug Antibodies (ADAs) During the Treatment Period and Follow-up Period
Description
ADA titre results for subjects with positive ADA during the treatment period and follow-up period.
Time Frame
Measurement at week 0, week 1, week 4, week 8, week 12, week 16, week 20, week 24
Title
Percentage Change From Baseline in Levels of LDL-C in Plasma
Description
Percentage change from baseline in levels of LDL-C in plasma from baseline to week 12.
Time Frame
Baseline to week 12
Other Pre-specified Outcome Measures:
Title
Number of Subjects With an ECG Determined to be Abnormal and Clinically Significant
Description
Number of subjects with an ECG determined to be abnormal and clinically significant at baseline and end of treatment.
Time Frame
Baseline to Week 24
10. Eligibility
Sex
All
Minimum Age & Unit of Time
18 Years
Maximum Age & Unit of Time
75 Years
Accepts Healthy Volunteers
No
Eligibility Criteria
Key Inclusion Criteria:
Male or female.
Participant must be 18 to 75 years of age.
Body mass index between 19 and 40 kg/m2.
Participants who have a fasting LDL-C ≥ 70 mg/dL but < 190 mg/dL.
Have fasting triglycerides < 400 mg/dL.
Should be receiving moderate- or high-intensity statin therapy.
Should be on stable medication for ≥ 3 months prior to screening with no planned medication or dose change during study participation. The exception to this restriction is for fenofibrate; if the participant is receiving fenofibrate, the therapy must be stable for at least 6 weeks prior to randomization at a dose that is appropriate for the duration of the study in the judgement of the Investigator. Other fibrate therapy (and derivatives) are prohibited.
Key Exclusion Criteria:
Estimated glomerular filtration rate < 40 mL/min/1.73m2 CKD-EPI.
Any uncontrolled or serious disease, or any medical dysfunction or surgical condition that, in the opinion of the Investigator, may either interfere with participation in the clinical study and/or put the participant at significant risk.
Poorly controlled type 2 diabetes mellitus, defined as HbA1c > 10% at Visit 1.
Acute ischaemic cardiovascular event in the last 12 months prior to randomization.
Heart failure with New York Heart Association (NYHA) Class III-IV.
High-risk of bleeding as judged by the Investigator.
Malignancy (except non-melanoma skin cancers, cervical in-situ carcinoma, breast ductal
Carcinoma in-situ, or Stage 1 prostate carcinoma) within the last 10 years.
LDL or plasma apheresis within 12 months prior to randomization.
Uncontrolled hypertension defined as average supine SBP > 160 mmHg or DBP > 90 mmHg at Visit 1 or Visit 3.
Heart rate after 10 minutes supine rest < 50 bpm or > 100 bpm.
Any laboratory values with the following deviations at Screening:
Positive result on screening for hepatitis B, hepatitis C or HIV.
ALT > 1.5 × ULN.
AST > 1.5 × ULN.
TBL > ULN.
ALP > 1.5 × ULN.
WBC < LLN.
Haemoglobin < 12 g/dL in men or < 11 g/dL in women.
Platelet count ≤ LLN.
aPTT > ULN and PT > ULN.
UACR > 11.3 mg/mmol (100 mg/g).
UPCR > 300 mg/g.
Any clinically important abnormalities in rhythm, conduction or morphology of the resting ECG and any clinically important abnormalities in the 12-lead ECG as judged by the Investigator.
Mipomersen, or lomitapide within 12 months prior to randomization.
Previous administration of AZD8233/AZD6615.
Previous administration of PCSK9 inhibition treatment.
Participation in another clinical study with a study intervention administered in the last 3 months prior to randomization or 5 half-lives from last dose to first administration of study intervention, whichever is the longest.
Facility Information:
Facility Name
Research Site
City
Roseville
State/Province
California
ZIP/Postal Code
95661
Country
United States
Facility Name
Research Site
City
Inverness
State/Province
Florida
ZIP/Postal Code
34452
Country
United States
Facility Name
Research Site
City
Jacksonville
State/Province
Florida
ZIP/Postal Code
32216
Country
United States
Facility Name
Research Site
City
Pembroke Pines
State/Province
Florida
ZIP/Postal Code
33024
Country
United States
Facility Name
Research Site
City
Meridian
State/Province
Idaho
ZIP/Postal Code
83646
Country
United States
Facility Name
Research Site
City
Indianapolis
State/Province
Indiana
ZIP/Postal Code
46260
Country
United States
Facility Name
Research Site
City
New Windsor
State/Province
New York
ZIP/Postal Code
12553
Country
United States
Facility Name
Research Site
City
Greensboro
State/Province
North Carolina
ZIP/Postal Code
27408
Country
United States
Facility Name
Research Site
City
Fargo
State/Province
North Dakota
ZIP/Postal Code
58104
Country
United States
Facility Name
Research Site
City
Cincinnati
State/Province
Ohio
ZIP/Postal Code
45219
Country
United States
Facility Name
Research Site
City
Aarhus N
ZIP/Postal Code
8200
Country
Denmark
Facility Name
Research Site
City
Frederiksberg
ZIP/Postal Code
2000
Country
Denmark
Facility Name
Research Site
City
Herlev
ZIP/Postal Code
2730
Country
Denmark
Facility Name
Research Site
City
Roskilde
ZIP/Postal Code
4000
Country
Denmark
Facility Name
Research Site
City
Viborg
ZIP/Postal Code
8800
Country
Denmark
Facility Name
Research Site
City
Bratislava
ZIP/Postal Code
831 03
Country
Slovakia
Facility Name
Research Site
City
Bratislava
ZIP/Postal Code
85101
Country
Slovakia
Facility Name
Research Site
City
Rožňava
ZIP/Postal Code
048 01
Country
Slovakia
Facility Name
Research Site
City
Trebišov
ZIP/Postal Code
7501
Country
Slovakia
12. IPD Sharing Statement
Links:
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Description
Redacted Protocol
URL
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Description
redacted Statistical Analysis Plan
URL
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Description
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Learn more about this trial
A Study of AZD8233 in Participants With Dyslipidemia
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