Nifedipine and Enalapril vs Nifedipine and Labetalol for the Treatment of Postpartum Hypertension Study

Trial statusRecruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexFemale
Age18+
SponsorThe Cleveland Clinic

About this trial

To determine if nifedipine and enalapril will have better blood pressure control in the postpartum setting compared to nifedipine and labetalol.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Postpartum women aged 18 years or older

Clinical diagnosis of hypertensive disorder in pregnancy (gestational hypertension, chronic hypertension, preeclampsia with or without severe features)

Taking Nifedipine 60 mg every 12 hours for blood pressure control

Persistently elevated blood pressure at/above 140/90 mmHg in a 24-hour time period or have one or more severe range blood pressure at/above 160/110 mmHg requiring a second antihypertensive medication

Disqualifiers

Taking ≥2 antihypertensive agents during pregnancy

Heart block

Heart rate <60 or >120 beats per minute

Heart failure

Trial design

Design model

Parallel

Treatments tested in this trial

  • Nifedipine and Enalapril

    Drug

    Nifedipine 60mg by mouth every twelve hours plus Enalapril 5mg by mouth every twelve hours

  • Nifedipine and Labetalol

    Drug

    Nifedipine 60mg by mouth every twelve hours plus Labetalol 200mg by mouth every twelve hours

Treatment groups

200 Participants
are divided into 2 treatment groups
Group A: Nifedipine and EnalaprilExperimental treatment 1 intervention
Group B: Nifedipine and LabetalolActive comparator 1 intervention

Trial outcomes

Primary outcomes

1

Composite postpartum hypertension treatment failure within 6 weeks postpartum

The primary outcome is a binary composite outcome, defined as the occurrence of any one or more of the following events within 6 weeks postpartum: Prolonged hospitalization, Hospital readmission for hypertension, Persistence of hypertension beyond 14 days postpartum, Requirement for acute treatment of severe-range hypertension. Participants experiencing at least one component will be classified as having met the composite outcome.

Time frame
6-weeks postpartum

Secondary outcomes

Other outcomes

Sponsors and contacts

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