Labor pain relief with paracetamol and pethidine

Comparison of analgesic effect of paracetamol versus pethidine in labor

Status

Active, not recruiting

Phases

Phase 3

Study type

Interventional

Source

IRCT

Registry ID

IRCT20150808023559N17

Enrollment

100

Registered

2018-03-24

Start date

2018-04-19

Completion date

Unknown

Last updated

2018-03-26

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

Conditions

Labor pain. Delivery

Interventions

Intervention 1: Intervention group: Intravenous Paracetamol 1g /6.7 ml (CaspianTamin Co.) and 1 ml intramuscular placebo injection. Intervention 2: Intervention group: Intramuscular Pethidine 50 mg/1

Eligibility

Sex/Gender

Female

Inclusion criteria

Inclusion criteria: Over 37 weeks pregnancy First or second pregnancy Singleton

Exclusion criteria

Exclusion criteria: Malpresentation of fetus Macrosomia

Design outcomes

Primary

Measure	Time frame
Pain. Timepoint: Before analgesic administrations and two times (30 and 60 min) after intervention. Method of measurement: Visual analog scale.	—

Secondary

Measure	Time frame
Apgar. Timepoint: 1 and 5 minutes after birth. Method of measurement: Apgar test.	—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactFarnaz Enamzade

Ardabil University of Medical Sciences

enamzade@yahoo.com+98 45 4233 8888

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026