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Safety, Tolerability, and Pharmacokinetics After Multiple Doses of Orally Inhaled DNAzyme Solution for Nebulisation in Healthy Male Subjects

Primary Purpose

Asthma

Status
Completed
Phase
Phase 1
Locations
Germany
Study Type
Interventional
Intervention
SB010
Placebo (phosphate-buffered saline)
Sponsored by
Sterna Biologicals GmbH & Co. KG
About
Eligibility
Locations
Arms
Outcomes
Full info

About this trial

This is an interventional treatment trial for Asthma focused on measuring Antisense oligonucleotide, Asthma, Healthy subjects, Phase 1, Transcription factor GATA-3, Oral inhalation

Eligibility Criteria

18 Years - 45 Years (Adult)MaleAccepts Healthy Volunteers

Inclusion Criteria:

  • Subject has been informed both verbally and in writing about the objectives of the clinical trial, the methods, the anticipated benefits and potential risks and the discomfort to which he may be exposed, and has given written consent to participation in the trial prior to trial start and any trial-related procedure.
  • Healthy male Caucasian subject, aged between 18 and 45 years (inclusive), assessed as healthy based on a screening examination including medical history without clinically relevant pathologies, physical examination, vital signs, ECG assessment, pulmonary function testing, and clinical laboratory results.
  • Body weight according to a body mass index ≥18.0 and ≤29.0 kg/m2, and a body weight ≥60 and ≤90 kg.
  • Non-smokers or ex-smokers who had stopped smoking for at least 5 years prior to start of the clinical study.
  • Ability to inhale in an appropriate manner (Subjects will be trained to inhale using the AKITA2 APIXNEB® device with a placebo medication at the screening visit).
  • The subject must agree:

    • to use two methods of contraception in combination with his female partner, if she is of childbearing potential; this combination of contraceptive methods must be used from screening until at least 6 months after the last dose of IMP. At least one of the contraception methods must be a barrier contraception method. Contraceptive methods allowed include the following: condoms, diaphragm in combination with a spermicide, intrauterine device as well as for female partners oral contraception, contraception implants, OR
    • not to be sexually active at screening and accept using double-barrier contraception should he become sexually active during or within 6 months after the last dose of IMP, OR
    • to have been surgically sterilised prior to screening and accept to use a barrier method of contraception as well, OR
    • to have a partner who is post-menopausal and has had her last natural menstruation at least 24 months prior to screening, OR
    • to have a partner who has had a hysterectomy prior to screening, OR
    • to have a partner who has been surgically sterilised prior to screening

All assessments will be performed within 2 to 14 days prior to first dose with the active compound or placebo.

Exclusion Criteria:

  • History or current evidence of clinically relevant allergies or idiosyncrasy to any drug or food.
  • History of allergic reactions to any active or inactive component of the study medication.
  • Any history of allergic rhinitis or atopic disease. Subjects with total immunoglobulin E levels >150 kU/L will be excluded.
  • History or current evidence of any clinically relevant pulmonary, cardiovascular, hepatic, renal, gastrointestinal, haematological, endocrinological, metabolic, neurological, or psychiatric disease within the last 2 years.
  • ECG abnormalities of clinical relevance (e.g., QTc according to Bazett's ≥440 ms, PR ≥210 ms; or QRS ≥120 ms).
  • Subjects with a resting heart rate between 50 bpm and 90 bpm (inclusive), systolic blood pressure between 100 mmHg and 140 mmHg (inclusive), diastolic blood pressure between 60 mmHg and 90 mmHg (inclusive).
  • Proneness to orthostatic dysregulation, fainting, or blackouts.
  • History or presence of any malignancy except for basalioma.
  • Abnormalities in clinical chemical or haematological variables considered medically relevant by the investigator. Values for total leukocytes and neutrophils, gamma-glutamyltranspeptidase, alanine aminotransferase, aspartate aminotransferase, alkaline phosphatase, lactate dehydrogenase, bilirubin, and serum creatinine should be within normal ranges.
  • Chronic or acute infections.
  • Positive results in any of the following virology tests: human immunodeficiency virus antibodies and antigen, Anti-hepatitis B-core antibody, hepatitis B surface antigen and anti-hepatitis C virus antibody.
  • Positive drug screen.

Sites / Locations

  • CRS Clinical Research Services Mannheim GmbH

Arms of the Study

Arm 1

Arm 2

Arm Type

Experimental

Placebo Comparator

Arm Label

SB010

Placebo

Arm Description

The drug will be administered in phosphate-buffered saline solution, inhaled over 5 - 10 min, using a hand-held inhalation device. Initial single dose on Day 1 (single-dose PK profile); after 48 h washout, twice-daily with a dosing interval of 12 h for 9 consecutive days (Days 3 to 11); last inhalation on Day 12.

The placebo (phosphate-buffered saline) is administered as a solution, inhaled over 5 - 10 min, using a hand-held inhalation device. Initial single dose on Day 1 (single-dose PK profile); after 48 h washout, twice-daily with a dosing interval of 12 h for 9 consecutive days (Days 3 to 11); last inhalation on Day 12.

Outcomes

Primary Outcome Measures

Limiting dose of inhaled ascending multiple doses of SB010.
Safety will be monitored as adverse events, vital signs, clinical chemistry, haematology, coagulation, urinalysis, electrocardiogram, pulmonary function testing, body temperature, overall tolerability.

Secondary Outcome Measures

Number of participants with any dose-limiting adverse effects, after multiple doses of inhaled SB010.
Safety will be monitored as adverse events, vital signs, clinical chemistry, haematology, coagulation, urinalysis, electrocardiogram, pulmonary function testing, body temperature, overall tolerability.
Plasma concentration of hgd40 over time after multiple inhaled doses of SB010.
The following pharmacokinetic parameters will be determined over 15 days using plasma samples, after a single dose on Day 1 and after repeated dosing at steady state on Day 12: Area under the plasma concentration-time curve: from 0 to 12h, over 12h (dosing interval) after the last administration in steady state, and extrapolated to infinity. Concentration maximum. Time of maximum concentration. Terminal disposition rate constant and the respective half-life. Accumulation index.
Plasma concentration of hgd40 over time after multiple inhaled doses of SB010 (Dose proportionality over time).
Dose proportionality# after a single dose on Day 1 and after repeated dosing at steady state on Day 12 will be assessed across doses using the power model. #Dose proportionality implies linear pharmacokinetics. The rates of absorption, distribution, metabolism, and elimination remain constant over the dose range. Thus, plasma concentration, area under the plasma concentration-time curve, maximum plasma concentration, and urinary recovery should increase in direct proportion to the dose.

Full Information

First Posted
March 8, 2012
Last Updated
November 22, 2012
Sponsor
Sterna Biologicals GmbH & Co. KG
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1. Study Identification

Unique Protocol Identification Number
NCT01554319
Brief Title
Safety, Tolerability, and Pharmacokinetics After Multiple Doses of Orally Inhaled DNAzyme Solution for Nebulisation in Healthy Male Subjects
Official Title
Phase-I Study in Healthy Male Subjects to Investigate Safety, Tolerability and Pharmacokinetics of Orally Inhaled Multiple Doses of SB010, a Human GATA-3-specific DNAzyme Solution for Nebulisation
Study Type
Interventional

2. Study Status

Record Verification Date
November 2012
Overall Recruitment Status
Completed
Study Start Date
April 2012 (undefined)
Primary Completion Date
August 2012 (Actual)
Study Completion Date
August 2012 (Actual)

3. Sponsor/Collaborators

Responsible Party, by Official Title
Sponsor
Name of the Sponsor
Sterna Biologicals GmbH & Co. KG

4. Oversight

Data Monitoring Committee
Yes

5. Study Description

Brief Summary
Asthma is a chronic inflammatory bronchial disorder with three distinct components: airway hyper-responsiveness (respiratory hypersensitivity), airway inflammation, and intermittent airway obstruction. One of the characteristics of the disease is an inflammatory reaction of the immune system caused by cytokine production. A substantial number of asthma patients do not satisfactorily respond to steroid therapy and consequently have an unmet medical need for novel targeted therapies with improved specificity, tolerability, and compliance. Novel therapeutic strategies for the treatment of chronic inflammatory diseases by targeting early disease-causing mechanisms are a promising approach for the treatment of asthma. The transcription factor GATA-3 plays a key role in mediating the asthmatic immune response and has been shown to be necessary and sufficient for the production of cytokines interleukin (IL)-4, IL-5, and IL-13. The active principle hgd40 of the investigational medicinal product SB010 belongs to a new class of antisense oligonucleotide therapeutics, the 10-23 DNA (deoxyribonucleic acid)zymes (antisense oligonucleotide). DNAzymes are catalytically active nucleic acids that cleave complementary RNA (ribonucleic acid) molecules. By cleaving GATA-3 mRNA, hgd40 reduces specific cytokine production and thereby reduces key features of allergic airway inflammation. DNAzymes are generated completely by chemical synthesis and can be produced under Good Manufacturing Practice (GMP) controlled conditions. The DNAzymes are not biological drugs, i.e. they are not generated by use of any living organism including cell culture or bacteria. The molecules are highly water-soluble and will be applied as solution directly in their synthesized form. The current study will evaluate the safety and tolerability of increasing multiple doses of inhaled SB010 in healthy male subjects.

6. Conditions and Keywords

Primary Disease or Condition Being Studied in the Trial, or the Focus of the Study
Asthma
Keywords
Antisense oligonucleotide, Asthma, Healthy subjects, Phase 1, Transcription factor GATA-3, Oral inhalation

7. Study Design

Primary Purpose
Treatment
Study Phase
Phase 1
Interventional Study Model
Parallel Assignment
Masking
ParticipantInvestigatorOutcomes Assessor
Allocation
Randomized
Enrollment
36 (Actual)

8. Arms, Groups, and Interventions

Arm Title
SB010
Arm Type
Experimental
Arm Description
The drug will be administered in phosphate-buffered saline solution, inhaled over 5 - 10 min, using a hand-held inhalation device. Initial single dose on Day 1 (single-dose PK profile); after 48 h washout, twice-daily with a dosing interval of 12 h for 9 consecutive days (Days 3 to 11); last inhalation on Day 12.
Arm Title
Placebo
Arm Type
Placebo Comparator
Arm Description
The placebo (phosphate-buffered saline) is administered as a solution, inhaled over 5 - 10 min, using a hand-held inhalation device. Initial single dose on Day 1 (single-dose PK profile); after 48 h washout, twice-daily with a dosing interval of 12 h for 9 consecutive days (Days 3 to 11); last inhalation on Day 12.
Intervention Type
Drug
Intervention Name(s)
SB010
Intervention Description
Three ascending dose groups are planned (Groups A, B, C), each consisting of 12 male subjects. Each of the 3 dose groups will be divided into 2 subgroups. First subgroup: 4 subjects (n=3 active compound, n=1 placebo); second subgroup: 8 subjects (n=6 active compound, n=2 placebo). Each dose group will be investigated with a new group of 12 subjects (n=9 active compound, n=3 placebo). Dose escalation to next dose level will occur after satisfactory review of safety and tolerability and after review of the pharmacokinetic data (exposure control) of the preceding dose cohorts by the Safety Board. Dose group A : 5 mg hgd40/2 mL; Dose group B: 10 mg hgd40/2 mL; Dose group C: 20 mg hgd40/2 mL.
Intervention Type
Drug
Intervention Name(s)
Placebo (phosphate-buffered saline)
Intervention Description
Three ascending dose groups are planned (Groups A, B, C), each consisting of 12 male subjects. Each of the 3 dose groups will be divided into 2 subgroups. First subgroup: 4 subjects (n=3 active compound, n=1 placebo); second subgroup: 8 subjects (n=6 active compound, n=2 placebo). Each dose group will be investigated with a new group of 12 subjects (n=9 active compound, n=3 placebo). Dose escalation to next dose level will occur after satisfactory review of safety and tolerability and after review of the pharmacokinetic data (exposure control) of the preceding dose cohorts by the Safety Board.
Primary Outcome Measure Information:
Title
Limiting dose of inhaled ascending multiple doses of SB010.
Description
Safety will be monitored as adverse events, vital signs, clinical chemistry, haematology, coagulation, urinalysis, electrocardiogram, pulmonary function testing, body temperature, overall tolerability.
Time Frame
Up to Day 71±4 (maximum 89 days for a particular patient)
Secondary Outcome Measure Information:
Title
Number of participants with any dose-limiting adverse effects, after multiple doses of inhaled SB010.
Description
Safety will be monitored as adverse events, vital signs, clinical chemistry, haematology, coagulation, urinalysis, electrocardiogram, pulmonary function testing, body temperature, overall tolerability.
Time Frame
Screening examination (Day 14 to 2 before first drug administration); Study period (Day 1 to 15); Follow-up visit (Days 23±2); Follow-up phone call (Day 41±3); End-of-study visit (Day 71±4). Maximum of 89 days for a particular subject.
Title
Plasma concentration of hgd40 over time after multiple inhaled doses of SB010.
Description
The following pharmacokinetic parameters will be determined over 15 days using plasma samples, after a single dose on Day 1 and after repeated dosing at steady state on Day 12: Area under the plasma concentration-time curve: from 0 to 12h, over 12h (dosing interval) after the last administration in steady state, and extrapolated to infinity. Concentration maximum. Time of maximum concentration. Terminal disposition rate constant and the respective half-life. Accumulation index.
Time Frame
Study period (Day 1 to 15).
Title
Plasma concentration of hgd40 over time after multiple inhaled doses of SB010 (Dose proportionality over time).
Description
Dose proportionality# after a single dose on Day 1 and after repeated dosing at steady state on Day 12 will be assessed across doses using the power model. #Dose proportionality implies linear pharmacokinetics. The rates of absorption, distribution, metabolism, and elimination remain constant over the dose range. Thus, plasma concentration, area under the plasma concentration-time curve, maximum plasma concentration, and urinary recovery should increase in direct proportion to the dose.
Time Frame
Study period (Day 1 to 15).

10. Eligibility

Sex
Male
Minimum Age & Unit of Time
18 Years
Maximum Age & Unit of Time
45 Years
Accepts Healthy Volunteers
Accepts Healthy Volunteers
Eligibility Criteria
Inclusion Criteria: Subject has been informed both verbally and in writing about the objectives of the clinical trial, the methods, the anticipated benefits and potential risks and the discomfort to which he may be exposed, and has given written consent to participation in the trial prior to trial start and any trial-related procedure. Healthy male Caucasian subject, aged between 18 and 45 years (inclusive), assessed as healthy based on a screening examination including medical history without clinically relevant pathologies, physical examination, vital signs, ECG assessment, pulmonary function testing, and clinical laboratory results. Body weight according to a body mass index ≥18.0 and ≤29.0 kg/m2, and a body weight ≥60 and ≤90 kg. Non-smokers or ex-smokers who had stopped smoking for at least 5 years prior to start of the clinical study. Ability to inhale in an appropriate manner (Subjects will be trained to inhale using the AKITA2 APIXNEB® device with a placebo medication at the screening visit). The subject must agree: to use two methods of contraception in combination with his female partner, if she is of childbearing potential; this combination of contraceptive methods must be used from screening until at least 6 months after the last dose of IMP. At least one of the contraception methods must be a barrier contraception method. Contraceptive methods allowed include the following: condoms, diaphragm in combination with a spermicide, intrauterine device as well as for female partners oral contraception, contraception implants, OR not to be sexually active at screening and accept using double-barrier contraception should he become sexually active during or within 6 months after the last dose of IMP, OR to have been surgically sterilised prior to screening and accept to use a barrier method of contraception as well, OR to have a partner who is post-menopausal and has had her last natural menstruation at least 24 months prior to screening, OR to have a partner who has had a hysterectomy prior to screening, OR to have a partner who has been surgically sterilised prior to screening All assessments will be performed within 2 to 14 days prior to first dose with the active compound or placebo. Exclusion Criteria: History or current evidence of clinically relevant allergies or idiosyncrasy to any drug or food. History of allergic reactions to any active or inactive component of the study medication. Any history of allergic rhinitis or atopic disease. Subjects with total immunoglobulin E levels >150 kU/L will be excluded. History or current evidence of any clinically relevant pulmonary, cardiovascular, hepatic, renal, gastrointestinal, haematological, endocrinological, metabolic, neurological, or psychiatric disease within the last 2 years. ECG abnormalities of clinical relevance (e.g., QTc according to Bazett's ≥440 ms, PR ≥210 ms; or QRS ≥120 ms). Subjects with a resting heart rate between 50 bpm and 90 bpm (inclusive), systolic blood pressure between 100 mmHg and 140 mmHg (inclusive), diastolic blood pressure between 60 mmHg and 90 mmHg (inclusive). Proneness to orthostatic dysregulation, fainting, or blackouts. History or presence of any malignancy except for basalioma. Abnormalities in clinical chemical or haematological variables considered medically relevant by the investigator. Values for total leukocytes and neutrophils, gamma-glutamyltranspeptidase, alanine aminotransferase, aspartate aminotransferase, alkaline phosphatase, lactate dehydrogenase, bilirubin, and serum creatinine should be within normal ranges. Chronic or acute infections. Positive results in any of the following virology tests: human immunodeficiency virus antibodies and antigen, Anti-hepatitis B-core antibody, hepatitis B surface antigen and anti-hepatitis C virus antibody. Positive drug screen.
Overall Study Officials:
First Name & Middle Initial & Last Name & Degree
Wolfgang Timmer, MD
Organizational Affiliation
CRS-Mannheim GmbH, Germany
Official's Role
Principal Investigator
Facility Information:
Facility Name
CRS Clinical Research Services Mannheim GmbH
City
Mannheim
ZIP/Postal Code
68167
Country
Germany

12. IPD Sharing Statement

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Safety, Tolerability, and Pharmacokinetics After Multiple Doses of Orally Inhaled DNAzyme Solution for Nebulisation in Healthy Male Subjects

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