The Effect of Two Different Doses of Noradrenaline on Hypotension Caused by Spinal Anesthesia for Cesarean Section

Trial statusRecruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexFemale
Age19-40
SponsorAssiut University

About this trial

To compare two infusion rates of norepinephrine for prophylaxis against post-spinal hypotension during caesarean delivery.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Pregnant women scheduled for cesarean section under spinal anesthesia

Gestational age of at least 37 weeks

Disqualifiers

Patient refusal

Contraindications of spinal anesthesia

Allergy to the study drug

Height<150 cm, weight < 60 kg, body mass index (BMI) ≥40 kg/m2.

Trial design

Design model

Parallel

Treatments tested in this trial

  • Norepinephrine (0.1)

    Drug

    An intravenous bolus dose of norepinephrine (5 µg) followed by infusion of 0.1 µg/kg/min till 5 minutes after delivery of the fetus.

  • Norepinephrine (0.075)

    Drug

    An intravenous bolus dose of norepinephrine (5 µg) followed by infusion of 0.075 µg/kg/min till 5 minutes after delivery of the fetus.

Treatment groups

100 Participants
are divided into 2 treatment groups
Group A: Norepinephrine (0.1)Experimental treatment 1 intervention
Group B: Norepinephrine (0.075)Active comparator 1 intervention

Trial outcomes

Primary outcomes

1

The frequency of post-spinal hypotension

Time frame
During the first hour after the subarachnoid block

Secondary outcomes

1

Arterial blood pressure (Systolic, diastolic, and mean)

Time frame
During the first hour after the subarachnoid block
2

Heart rate

Time frame
During the first hour after the subarachnoid block
3

Doses of atropine and ephedrine

Time frame
Intraoperative
4

Appearance, Pulse, Grimace, Activity, Respiration (APGAR) score

Ranges from 0 (the worst score) to 10 (the best score)

Time frame
1, 5, and 10 minutes after delivery

Other outcomes

Sponsors and contacts

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