E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
Pregnant women with a high risk of gestational diabetes mellitus (GDM) |
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E.1.1.1 | Medical condition in easily understood language |
Pregnant women with a high risk of gestational diabetes mellitus (GDM) |
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E.1.1.2 | Therapeutic area | Body processes [G] - Metabolic Phenomena [G03] |
MedDRA Classification |
E.1.3 | Condition being studied is a rare disease | No |
E.2 Objective of the trial |
E.2.1 | Main objective of the trial |
To compare the incidence of gestational diabetes (GDM) in pregnant women with a high risk of GDM treated with Metformin from second trimester till delivery versus control group |
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E.2.2 | Secondary objectives of the trial |
To compare pregnancy outcome in pregnant women treated with Metformin versus control group. To compare neonatal outcome in pregnant women treated with Metformin versus control group. To compare the number of neonatal complications in pregnant women treated with Metformin versus control group. |
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E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
'High risk' is defined if one or more of the risk factors below is present, according to the Dutch national criteria for screening - Gestational diabetes in history - Body mass index > 30 (kg/m2) at the first prenatal screening - Birth weight previous child > P95 or > 4500 gram - First degree relative with diabetes mellitus - Certain ethnic groups with a high prevalence of diabetes mellitus (South Asians, like Hindustani, Afro-Caribbean people, women from the Middle East, Morocco and Egypt) - History of unexplained intra-uterine foetal death/stillbirth - Polycystic ovary syndrome (PCOS)
And aged between 18 and 40 years, gestational age between 8 and 12 weeks, able to communicate and read in Dutch |
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E.4 | Principal exclusion criteria |
No singleton pregnancy judged by ultrasonography, high fasting glucose at first trimester, cardiac insufficiency, renal insufficiency (MDRD < 60), liver disease, use of medication other than Paracetamol or vitamins and incompetent women. |
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E.5 End points |
E.5.1 | Primary end point(s) |
Incidence of gestational diabetes mellitus |
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E.5.1.1 | Timepoint(s) of evaluation of this end point |
At 16 weeks of pregnancy in women with gestational diabetes mellitus in history (4-8 weeks after inclusion, 4 weeks after start medication) At 24 weeks of pregnancy in other subjects (16-12 weeks after inclusion, 10 weeks after start medication) |
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E.5.2 | Secondary end point(s) |
Maternal: pregnancy induced hypertension (systolic blood pressure ≥140 mmHg or diastolic blood pressure ≥90 mmHg), weight gain during pregnancy, abnormal glucose daily curve (measurement of blood glucose concentration seven times daily).
Neonatal: head circumference, birth weight and height, pH of umbilicalcord
Neonatal complications: severe birth defects, stillbirth, neonatal hypoglycaemia that requires therapy, birth trauma, need for phototherapy, (respiratory distress), premature birth (< 37 weeks of gestation), small for gestational age (birth weight < 2 SD units), low 5-minutes Apgar score (< 7), birth weight > 90th percentile, birth weight < 10th percentile, admission to neonatal intensive care unit |
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E.5.2.1 | Timepoint(s) of evaluation of this end point |
Maternal endpoints: Evaluated during pregnancy on the regular visits with the obstretican. Abnormal glucose daily curve: dvaluated 4 weeks after pregnancy
Neonatal outcomes: evaluated after delivery by the gynaecologist or obstretican |
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E.6 and E.7 Scope of the trial |
E.6 | Scope of the trial |
E.6.1 | Diagnosis | Yes |
E.6.2 | Prophylaxis | Yes |
E.6.3 | Therapy | No |
E.6.4 | Safety | Yes |
E.6.5 | Efficacy | Yes |
E.6.6 | Pharmacokinetic | No |
E.6.7 | Pharmacodynamic | No |
E.6.8 | Bioequivalence | No |
E.6.9 | Dose response | No |
E.6.10 | Pharmacogenetic | No |
E.6.11 | Pharmacogenomic | No |
E.6.12 | Pharmacoeconomic | No |
E.6.13 | Others | No |
E.7 | Trial type and phase |
E.7.1 | Human pharmacology (Phase I) | No |
E.7.1.1 | First administration to humans | No |
E.7.1.2 | Bioequivalence study | No |
E.7.1.3 | Other | No |
E.7.1.3.1 | Other trial type description | |
E.7.2 | Therapeutic exploratory (Phase II) | No |
E.7.3 | Therapeutic confirmatory (Phase III) | Yes |
E.7.4 | Therapeutic use (Phase IV) | No |
E.8 Design of the trial |
E.8.1 | Controlled | Yes |
E.8.1.1 | Randomised | Yes |
E.8.1.2 | Open | Yes |
E.8.1.3 | Single blind | No |
E.8.1.4 | Double blind | No |
E.8.1.5 | Parallel group | No |
E.8.1.6 | Cross over | No |
E.8.1.7 | Other | No |
E.8.2 | Comparator of controlled trial |
E.8.2.1 | Other medicinal product(s) | No |
E.8.2.2 | Placebo | No |
E.8.2.3 | Other | Yes |
E.8.2.3.1 | Comparator description |
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E.8.2.4 | Number of treatment arms in the trial | 2 |
E.8.3 |
The trial involves single site in the Member State concerned
| Yes |
E.8.4 | The trial involves multiple sites in the Member State concerned | No |
E.8.5 | The trial involves multiple Member States | No |
E.8.6 Trial involving sites outside the EEA |
E.8.6.1 | Trial being conducted both within and outside the EEA | No |
E.8.6.2 | Trial being conducted completely outside of the EEA | No |
E.8.7 | Trial has a data monitoring committee | No |
E.8.8 |
Definition of the end of the trial and justification where it is not the last
visit of the last subject undergoing the trial
|
End of the trial is when the last subject gave birth |
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E.8.9 Initial estimate of the duration of the trial |
E.8.9.1 | In the Member State concerned years | 2 |
E.8.9.1 | In the Member State concerned months | 0 |
E.8.9.1 | In the Member State concerned days | 0 |