A Phase 4 interventional study of Dapagliflozin and Metformin in Diabetes Mellitus Type 2, sponsored by AstraZeneca. Withdrawn. Open to participants aged 18 Years to 74 Years. Per ClinicalTrials.gov, last updated 2016-05-20.
Sponsored by AstraZeneca · Phase 4, Interventional, and Treatment
This is a multicenter, randomised, open-label, crossover, 2-period comparative phase IV study.
The primary objective is to compare the effect of dapagliflozin 10 mg once daily in combination with metformin at a daily dose of ≤1,500 mg vs. metformin monotherapy with dose titrated up to 2,500 mg/day on the overall quality of life, obesity-specific quality of life and treatment satisfaction in patients with type 2 diabetes.
The study will comprise the following phases: Screening, Treatment Period 1 and Treatment Period 2.
After screening examinations and assessments, all patients enrolled will be randomly assigned in equal proportion (1:1) to either study arm:
Arm 1:
Arm 2 (the same treatment phases in reverse order):
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For inclusion in the study patients should fulfil ALL the criteria listed below:
Exclusion Criteria:
Arm 1 - therapy with dapagliflozin 10 mg once daily in combination with metformin ≤ 1,500 mg (daily dose) for 24 weeks (Treatment Regimen 1) followed by metformin monotherapy with dose titrated up to 2,500 mg/day for further 24 weeks (Treatment Regimen 2)
Drug: Dapagliflozin · Drug: Metformin
Arm 2 - metformin monotherapy with dose titrated up to 2,500 mg/day for 24 weeks (Treatment Regimen 2) followed by therapy with dapagliflozin 10 mg once daily in combination with metformin ≤ 1,500 mg (daily dose) for further 24 weeks (Treatment Regimen 1)
Drug: Dapagliflozin · Drug: Metformin
Dapagliflozin, 10 mg
Also known as: Forxiga
Metformin, up to 2500 mg
Also known as: Glucophage
Composite endpoint including quality of life score
Change in the overall quality of life, obesity-specific quality of life and treatment satisfaction in the course of the therapy by the end of each 24-week treatment period compared to the quality of life, obesity-specific quality of life and treatment satisfaction at baseline.
Time frame: 48 weeks
Change in HbA1c level
Change in HbA1c level will be assessed as mean change in the course of the treatment compared to baseline.
Time frame: 48 weeks
Change in body weight
Change in body weight will be assessed as mean change in body weight, mean percentage change in body weight and mean change in body mass index compared to baseline and as proportion of patients with body weight decreased by ≥5% during the treatment phase.
Time frame: 48 weeks
Change in waist circumference
Change in waist circumference will be assessed as mean change and mean percentage change in waist circumference during the treatment phase compared to baseline.
Time frame: 48 weeks
Change in fasting plasma glucose
Change in fasting plasma glucose will be assessed as mean change in fasting plasma glucose during the treatment phase compared to baseline.
Time frame: 48 weeks
Proportion of patients
Proportion of patients who achieved therapeutic glycaemic response (HbA1c ≤7%).
Time frame: 48 weeks
ECG variables
ECG records including the following variables: heart rate (beats per minute), QT (msec), QTcB (msec), sinus heart rate (yes/no)
Time frame: 48 weeks
number of episodes of hypoglycaemia and ketoacidosis
number of episodes of hypoglycaemia and ketoacidosis
Time frame: 48 weeks
change in glomerular filtration rate
change in glomerular filtration rate compared to baseline at Screening
Time frame: 48 weeks
laboratory values changes
laboratory values (ALT, AST, total bilirubin, and creatinine)
Time frame: 48 weeks
No study locations are listed for this record.
This study is withdrawn, as verified in May 2016. You cannot join it, but the record below documents what was studied.
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