Trial Outcomes & Findings for Effect of Symbicort on GR Localisation in Asthma (NCT NCT00159263)

NCT ID: NCT00159263

Last Updated: 2019-09-27

Results Overview

The GR-GRE binding is the glucocorticoid receptor (GR) DNA binding affinity. GR-GRE activity as assed by enzyme-immunosorbent assay

Recruitment status

COMPLETED

Study phase

NA

Target enrollment

10 participants

Primary outcome timeframe

1-2h

Results posted on

2019-09-27

Participant Flow

10patient recruited mild asthma

Participant milestones

Participant milestones
Measure
Formoterol
First intervention is formoterol, then placebo, then Budesonide low dose, then Budesonide high dose, then Budesonide/Formoterol single, then Budesonide/Formoterol double
Budesonide Low Dose
First intervention is Budesonide low dose, then placebo, then Formoterol, then Budesonide high dose, then Budesonide/Formoterol single, then Budesonide/Formoterol double
Budesonide High Dose
First intervention is Budesonide high dose, then placebo, then Formoterol, then Budesonide low dose, then Budesonide/Formoterol single, then Budesonide/Formoterol double
Budesonide/Formoterol Single
First intervention is Budesonide/Formoterol single, then placebo, then Formoterol, then Budesonide low dose, then Budesonide high dose, then Budesonide/Formoterol double
Budesonide/Formoterol Double
First intervention is Budesonide/Formoterol double, then placebo, then Formoterol, then Budesonide low dose, then Budesonide high dose, then Budesonide/Formoterol single
Placebo
first intervention is placebo, then Formoterol, then Budesonide low dose, then Budesonide high dose, then Budesonide/Formoterol single, then Budesonide/Formoterol double
First Intervention
STARTED
1
2
2
2
2
1
First Intervention
COMPLETED
1
2
2
2
2
1
First Intervention
NOT COMPLETED
0
0
0
0
0
0
Washout
STARTED
1
2
2
2
2
1
Washout
COMPLETED
1
2
2
2
2
1
Washout
NOT COMPLETED
0
0
0
0
0
0
Second Intervention
STARTED
1
2
2
2
2
1
Second Intervention
COMPLETED
1
2
2
2
2
1
Second Intervention
NOT COMPLETED
0
0
0
0
0
0
Third Intervention
STARTED
1
2
2
2
2
1
Third Intervention
COMPLETED
1
2
2
2
2
1
Third Intervention
NOT COMPLETED
0
0
0
0
0
0
Fourth Intervention
STARTED
1
2
2
2
2
1
Fourth Intervention
COMPLETED
1
2
2
2
2
1
Fourth Intervention
NOT COMPLETED
0
0
0
0
0
0
Fifth Intervention
STARTED
1
2
2
2
2
1
Fifth Intervention
COMPLETED
1
2
2
2
2
1
Fifth Intervention
NOT COMPLETED
0
0
0
0
0
0
Sixth Intervention
STARTED
1
2
2
2
2
1
Sixth Intervention
COMPLETED
1
2
2
2
2
1
Sixth Intervention
NOT COMPLETED
0
0
0
0
0
0

Reasons for withdrawal

Withdrawal data not reported

Baseline Characteristics

Race and Ethnicity were not collected from any participant.

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Overall Study
n=10 Participants
Crossover study, same volunteers in all arm, received the following interventions: formoterol, Budesonide low and high dose, or combination of these
Age, Continuous
33 years
STANDARD_DEVIATION 3 • n=10 Participants
Sex: Female, Male
Female
6 Participants
n=10 Participants
Sex: Female, Male
Male
4 Participants
n=10 Participants
Region of Enrollment
United Kingdom
10 participants
n=10 Participants

PRIMARY outcome

Timeframe: 1-2h

Population: Crossover, each patient had all treatments

The GR-GRE binding is the glucocorticoid receptor (GR) DNA binding affinity. GR-GRE activity as assed by enzyme-immunosorbent assay

Outcome measures

Outcome measures
Measure
Placebo
n=10 Participants
placebo Placebos: Dry powder inhaler
Formoterol
n=10 Participants
Oxis(®) 12 μg Formoterol Inhalant Powder: 12ug
Budesonide Low Dose
n=10 Participants
Pulmicort(®) 200 μg Budesonide Powder: Inhaler
Budesonide High Dose
n=10 Participants
Pulmicort(®) 800 μg Budesonide Powder: Inhaler
Budesonide/Formoterol Combination Single
n=10 Participants
single 100/6 μg SYM100 Budesonide and Formoterol Product: Combination Inhaler, Symbicort
Budesonide/Formoterol Combination Double
n=10 Participants
double 200/12 μg SYM200 Budesonide and Formoterol Product: Combination Inhaler, Symbicort
Changes in GR-GRE Binding
1.4 GRE activity (OD)
Interval 0.5 to 2.0
1.4 GRE activity (OD)
Interval 0.3 to 2.6
1.6 GRE activity (OD)
Interval 0.7 to 2.0
2.3 GRE activity (OD)
Interval 1.1 to 7.0
3.5 GRE activity (OD)
Interval 1.3 to 6.1
3 GRE activity (OD)
Interval 1.5 to 6.0

PRIMARY outcome

Timeframe: 1-2h

Changes in MKP-1 mRNA measured by PCR

Outcome measures

Outcome measures
Measure
Placebo
n=10 Participants
placebo Placebos: Dry powder inhaler
Formoterol
n=10 Participants
Oxis(®) 12 μg Formoterol Inhalant Powder: 12ug
Budesonide Low Dose
n=10 Participants
Pulmicort(®) 200 μg Budesonide Powder: Inhaler
Budesonide High Dose
n=10 Participants
Pulmicort(®) 800 μg Budesonide Powder: Inhaler
Budesonide/Formoterol Combination Single
n=10 Participants
single 100/6 μg SYM100 Budesonide and Formoterol Product: Combination Inhaler, Symbicort
Budesonide/Formoterol Combination Double
n=10 Participants
double 200/12 μg SYM200 Budesonide and Formoterol Product: Combination Inhaler, Symbicort
Changes in MKP-1 mRNA
1 MKP1/GNB2L1 ratio
Interval 0.1 to 1.0
3 MKP1/GNB2L1 ratio
Interval 1.0 to 44.0
3 MKP1/GNB2L1 ratio
Interval 2.0 to 70.0
4 MKP1/GNB2L1 ratio
Interval 4.0 to 51.0
5 MKP1/GNB2L1 ratio
Interval 3.0 to 150.0
5 MKP1/GNB2L1 ratio
Interval 3.0 to 150.0

PRIMARY outcome

Timeframe: 1-2h

Measured by PCR

Outcome measures

Outcome measures
Measure
Placebo
n=10 Participants
placebo Placebos: Dry powder inhaler
Formoterol
n=10 Participants
Oxis(®) 12 μg Formoterol Inhalant Powder: 12ug
Budesonide Low Dose
n=10 Participants
Pulmicort(®) 200 μg Budesonide Powder: Inhaler
Budesonide High Dose
n=10 Participants
Pulmicort(®) 800 μg Budesonide Powder: Inhaler
Budesonide/Formoterol Combination Single
n=10 Participants
single 100/6 μg SYM100 Budesonide and Formoterol Product: Combination Inhaler, Symbicort
Budesonide/Formoterol Combination Double
n=10 Participants
double 200/12 μg SYM200 Budesonide and Formoterol Product: Combination Inhaler, Symbicort
IL8 mRNA
1 IL8/GNB2L1 ratio
Interval 0.1 to 1.7
4 IL8/GNB2L1 ratio
Interval 0.1 to 20.0
4 IL8/GNB2L1 ratio
Interval 0.1 to 20.0
0.4 IL8/GNB2L1 ratio
Interval 0.1 to 1.3
0.2 IL8/GNB2L1 ratio
Interval 0.1 to 0.7
0.2 IL8/GNB2L1 ratio
Interval 0.1 to 1.4

Adverse Events

Placebo

Serious events: 0 serious events
Other events: 0 other events
Deaths: 0 deaths

Formoterol

Serious events: 0 serious events
Other events: 0 other events
Deaths: 0 deaths

Budesonide Low Dose

Serious events: 0 serious events
Other events: 0 other events
Deaths: 0 deaths

Budesonide High Dose

Serious events: 0 serious events
Other events: 0 other events
Deaths: 0 deaths

Budesonide/Formoterol Single

Serious events: 0 serious events
Other events: 0 other events
Deaths: 0 deaths

Budesonide/Formoterol Double

Serious events: 0 serious events
Other events: 0 other events
Deaths: 0 deaths

Serious adverse events

Adverse event data not reported

Other adverse events

Adverse event data not reported

Additional Information

Peter Barnes

Imperial College London

Phone: +44 (0)20 7594 7959

Results disclosure agreements

  • Principal investigator is a sponsor employee
  • Publication restrictions are in place