Effect of Fentanyl on Pain Severity and Duration of Labor

Principal Investigator

Status

Terminated

Phases

Phase 2Phase 3

Study type

Interventional

Source

ClinicalTrials.gov

Registry ID

NCT01648595

Enrollment

Registered

2012-07-24

Start date

2006-01-31

Completion date

2006-09-30

Last updated

2012-07-24

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Decrease Labor Pain

Keywords

Fentanyl, analgesia, duration of the active phase, pain severity

Brief summary

Background: There are two methods of pharmacologic and non- pharmacologic for reducing pain of delivery. It is necessary to be known effect of these drugs on the mother and fetus during labor adverse. Therefore, the purpose of this study was determination of effect of Fentanyl intravenously on pain severity during the active phase of labor.

Interventions

DRUGFentanyl

In case group, 50 micrograms fentanyl was prescribed in two doses with an interval of 1 hour after being diluted in 4 cc normal saline

Study design

Allocation

NON_RANDOMIZED

Intervention model

PARALLEL

Primary purpose

SUPPORTIVE_CARE

Masking

NONE

Eligibility

Sex/Gender

FEMALE

Age

21 Years to 37 Years

Inclusion criteria

* multiparas pregnant women (gravid 2-7), * term singleton pregnancy, * cephalic presentation, * low risk pregnancy with no history of drug tolerance (addiction), * medical and mental diseases.

Exclusion criteria

* Respiratory rate ≤ 8 or maternal bradycardia (pulse rate less than 60).

Design outcomes

Primary

Measure	Time frame
decrease pain and duration of the active phase considerably.	up to 8 months

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026