- ICH GCP
- US Clinical Trials Registry
- Klinisk forsøg NCT00465231
Preventive Analgesia in Multiparas Undergoing Induction of Labour
Preventive Analgesia in Labour:A Randomised, Placebo-Controlled Study in Multiparas Undergoing Induction of Labour
Studieoversigt
Status
Betingelser
Intervention / Behandling
Detaljeret beskrivelse
Labour induces a well-documented stress response in both mother and fetus. Pain, anxiety and stress associated with labour result in the activation of the sympathetic nervous system, which increases plasma catecholamine concentrations with a resultant increase in cardiac output, peripheral vascular resistance and eventually, reduction in utero-placental perfusion. One aspect that has not been addressed in the literature is the role of preventive analgesia in labour. We believe that the use of preventive epidural analgesia will improve the quality of labour pain, increase maternal satisfaction and reduce the stress response in labour.
The multiparous parturients that are scheduled for elective inductions of labour will be offered preventive epidural analgesia. Upon placing the epidural, patients will receive, in a double blind fashion, one of two possible epidural drug regimens, which are a saline placebo or 0.0625% bupivacaine with 2 micrograms of fentanyl per millilitre. The patient then undergoes routine induction and management of labour. At any point after induction of labour, patients in either group can request analgesia. Upon request for analgesia the standard epidural loading dose and infusion with PCEA is initiated. The primary outcome will be the success of analgesia (Verbal Analogue Scale of 3 or less) during the first stage of labor, from first request of epidural analgesia to full dilatation.
Undersøgelsestype
Tilmelding (Faktiske)
Fase
- Ikke anvendelig
Kontakter og lokationer
Studiesteder
-
-
Ontario
-
Toronto, Ontario, Canada, M5G 1X5
- Mount Sinai Hospital
-
-
Deltagelseskriterier
Berettigelseskriterier
Aldre berettiget til at studere
Tager imod sunde frivillige
Køn, der er berettiget til at studere
Beskrivelse
Inclusion Criteria:
- Multiparous patients who had previous vaginal delivery, undergoing induction of labour
- Singleton Pregnancy
Exclusion Criteria:
- Morbid Obesity
- Patients who have received cortisol, opioids or sedatives within the last 24 hours
Studieplan
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
- Primært formål: Forebyggelse
- Tildeling: Randomiseret
- Interventionel model: Parallel tildeling
- Maskning: Firedobbelt
Våben og indgreb
Deltagergruppe / Arm |
Intervention / Behandling |
|---|---|
|
Aktiv komparator: 1
Epidural
|
10mL of 0.0625% of bupivacaine plus fentanyl 2 mcg/ml
|
|
Placebo komparator: 2
Epidural - saline solution
|
10mL saline solution
|
Hvad måler undersøgelsen?
Primære resultatmål
Resultatmål |
Tidsramme |
|---|---|
|
Pain scores (VAS) remain 3 or less
Tidsramme: throughout the first stage of labor
|
throughout the first stage of labor
|
Sekundære resultatmål
Resultatmål |
Tidsramme |
|---|---|
|
Bupivacaine consumption
Tidsramme: during labour
|
during labour
|
|
Urinary creatinine to cortisol ratio
Tidsramme: during labour
|
during labour
|
|
Neonatal outcome
Tidsramme: at delivery
|
at delivery
|
|
Obstetric outcome
Tidsramme: at delivery
|
at delivery
|
Samarbejdspartnere og efterforskere
Efterforskere
- Ledende efterforsker: Jose CA Carvalho, MD PhD, Mount Sinai Hospital
Datoer for undersøgelser
Studer store datoer
Studiestart
Studieafslutning (Faktiske)
Datoer for studieregistrering
Først indsendt
Først indsendt, der opfyldte QC-kriterier
Først opslået (Skøn)
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Skøn)
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidst verificeret
Mere information
Begreber relateret til denne undersøgelse
Yderligere relevante MeSH-vilkår
- Lægemidlers fysiologiske virkninger
- Depressive midler til centralnervesystemet
- Agenter fra det perifere nervesystem
- Analgetika
- Sensoriske systemagenter
- Bedøvelsesmidler, intravenøst
- Bedøvelsesmidler, general
- Bedøvelsesmidler
- Analgetika, Opioid
- Narkotika
- Adjuvanser, anæstesi
- Bedøvelsesmidler, lokale
- Fentanyl
- Bupivacain
Andre undersøgelses-id-numre
- 07-01
- 06-0230-A
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