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PregnancyPhase 4CMTNCT02528136

The Clinical Carbetocin Myocardium Trial

A Phase 4 study testing Carbetocin and Oxytocin in people with Pregnancy, run by Oslo University Hospital at 1 site in Norway.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

Randomized comparison of different cardiotoxicity of carbetocin and oxytocin. Read more about this study

Who is it for?
Ages 18 to 50 years, women only
Conditions the study is for
Pregnancy
What is being tested?
Carbetocin and Oxytocin
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
40 participants
Where
1 siteNorway
Study dates
Sep 2015to 28 Jan 2019
Phase
Phase 4
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 50 years
  • Women only
  • No healthy volunteers
  • Adult

Who may be able to join

  • Healthy pregnant women age 18 to 50
  • Singleton pregnancy at gestational age 36 weeks or more
  • Able to read and understand Norwegian.

Who cannot join

  • Patients with placenta pathology such as praevia, acreta, pre-eclampsia
  • Patients with bleeding disorders including vonWillebrand disease type I.
  • Known intolerance to one of the two drugs.
  • Patients with prolonged QT-time or other serious cardiac diseases.
  • Liver or kidney failure.
  • Epilepsy.
  • Any medical reason why, in the opinion of the investigator, the patient should not participate

Trial locations and contacts

1 site in 1 country.

Norway1 site
  • Oslo University Hospital, Division of Emergencies and Critical Care

    Oslo, 0424

Other trials in Norway

About this study

Randomized comparison of different cardiotoxicity of carbetocin and oxytocin.

Read the detailed description

Carbetocin has been in clinical use in EU for some years and the efficacy is documented in several RCTs. Circulatory adverse events leading to death has been reported after intravenous injection of oxytocin. Some studies indicate that oxytocin may lead to dose dependent ischemic ECG changes, prolongation of QT time and liberation of biomarkers of myocardial cell death. Previously we have demonstrated comparable vasodilatory effects of oxytocin and carbetocin. There is no clinical study comparing the specific myocardial effects of oxytocin with carbetocin. It may have great impact on the choice of standard medication if the cardiotoxicity of carbetocin is lower compared with oxytocin. The study of potential cardiotoxicity has to be performed in healthy women. Knowing that millions of laboring women have had uneventful injections of oxytocin and carbetocin after delivery, there is probably no reason to fear long lasting negative effects of either drug. If there are differences in cardiotoxicity, this new information should be taken into consideration when planning delivery in pregnant women with heart disease.

The aims of this study are to compare 0h (before C-section), 4h, 12h, 24h, and 48h plasma concentrations of Troponin I, Troponin T, proBNP, CK, and other relevant myocardial markers in elective healthy C-section patients randomized to oxytocin 2.5 U or carbetocin 100 µg, 1 minute injection immediately after delivery.

Conditions
Pregnancy
Being tested
Carbetocin, Oxytocin

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • CarbetocinDrug

    Also called Pabal

  • OxytocinDrug

    Also called Syntocinon

Study groups in NCT02528136
Study groupRoleWhat they receive
CarbetocinExperimentalOne minute injection of carbetocin 100 µg after the delivery of the baby
Receives: Drug: Carbetocin
OxytocinActive comparatorOne minute injection of oxytocin 2.5 U after the delivery of the baby
Receives: Drug: Oxytocin

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. P-Troponin I

    P-Troponin I group differences

    Measured: 48 hours

Secondary outcomes (3)
  1. P-Biomarkers

    P-Biomarkers group differences

    Measured: 48 hours

  2. ECG-changes

    Group differences in ECG-changes

    Measured: 1 hour

  3. Blood loss

    Calculated estimated blood loss (group differences in Hb change)

    Measured: 48 hours

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted19 Aug 2015 (estimated)
  2. Study startSep 2015
  3. Primary completion28 Jan 2019
  4. Study completion28 Jan 2019

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 4
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Quadruple blind
Who is masked
Participant, Care provider, Investigator, Outcomes assessor
Enrolment
40 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02528136
Sponsor's protocol ID
CarbeteocinHeart2014
Acronym
CMT
Status last verified
Jun 2021
First submitted
14 Aug 2015
Last updated
14 Jun 2021
Results posted
No
Data monitoring committee
Yes
Individual data sharing
No: Participant data will be analyzed in the Research Group only

Publications

  • Bekkenes ME, Fagerland MW, Solberg OG, Aaberge L, Klingenberg O, Norseth J, Rosseland LA. Exploring cardiac effects after oxytocin 2.5 IU or carbetocin 100 mug: A randomised controlled trial in women undergoing planned caesarean delivery. Eur J Anaesthesiol. 2022 Dec 1;39(12):928-938. doi: 10.1097/EJA.0000000000001763. Epub 2022 Oct 17.

    PubMed 36239406

Questions about this trial

What is this clinical trial studying?

A Phase 4 study testing Carbetocin and Oxytocin in people with Pregnancy, run by Oslo University Hospital at 1 site in Norway.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 3 inclusion and 7 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 14 Jun 2021. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in Norway. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 4 studies take place after a treatment is approved, to learn more about its long-term benefits and risks in everyday use.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

P-Troponin I (time frame: 48 hours). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT02528136, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 14 Jun 2021.

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