Status:

COMPLETED

The Relaxant Effect of Nitroglycerin on Oxytocin Desensitized Human Myometrium

Lead Sponsor:

Samuel Lunenfeld Research Institute, Mount Sinai Hospital

Conditions:

Postpartum Hemorrhage

Eligibility:

FEMALE

16-40 years

Phase:

NA

Brief Summary

Oxytocin causes myometrial contraction via the oxytocin receptor (OTR). Desensitization of the OTR after exposure to oxytocin has been demonstrated in previous studies. The resultant need for a higher...

Detailed Description

Oxytocin and nitroglycerin have opposing actions on the myometrium. The pharmacological properties of quick onset and offset of action of nitroglycerin have made this the preferred drug to be used in ...

Eligibility Criteria

Inclusion

  • Patients who give written consent to participate in this study
  • Patients with gestational age 37-41 weeks
  • Non-laboring patients, not exposed to exogenous oxytocin
  • Patients requiring primary Cesarean delivery or first repeat Cesarean delivery under spinal anesthesia

Exclusion

  • Patients who refuse to give written informed consent
  • Patients who require general anesthesia
  • Patients who had previous uterine surgery or more than one previous Cesarean delivery
  • Patients with any condition predisposing to uterine atony and postpartum hemorrhage, such as abnormal placentation, multiple gestation, preeclampsia, macrosomia, polyhydramnios, uterine fibroids, bleeding diathesis, chorioamnionitis, or a previous history of postpartum bleeding
  • Emergency Cesarean section in labor
  • Patients with medical/pregnancy related conditions, such as diabetes, preeclampsia and essential hypertension

Key Trial Info

Start Date :

January 3 2018

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

April 13 2018

Estimated Enrollment :

17 Patients enrolled

Trial Details

Trial ID

NCT03408054

Start Date

January 3 2018

End Date

April 13 2018

Last Update

February 22 2019

Active Locations (1)

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Page 1 of 1 (1 locations)

1

Mount Sinai Hospital

Toronto, Ontario, Canada, M5G1X5