Comparison of the effect of TENS with the injection of pethidine and promethazine in labor pain reduction

Comparison of the effect of transcutaneous electrical nerve stimulation (TENS) with the injection of pethidine and promethazine in labor pain reduction

Status

Active, not recruiting

Phases

Phase 3

Study type

Interventional

Source

IRCT

Registry ID

IRCT20190208042655N1

Enrollment

Registered

2021-05-11

Start date

2021-05-31

Completion date

Unknown

Last updated

2021-05-26

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

Conditions

Painless delivery. Pain disorder exclusively related to psychological factors

Interventions

Intervention 1: Intervention group: In the active phase of labor (cervical dilation: 4 cm with uterine contractions), in the first group of intervention, 100?milligrams of pethidine and 250 micrograms

Eligibility

Sex/Gender

Female

Age

16 Years to 40 Years

Inclusion criteria

Inclusion criteria: Pregnant women 16 to 40 years and term pregnancy (gestational age: 37 to 41 weeks) Singleton pregnancy Cephalic presentation Spontaneous vaginal delivery

Exclusion criteria

Exclusion criteria: Preeclampsia Gestational diabetes with insulin therapy Intrauterine growth restriction History of C/section Meconium in amniotic fluid History of transmural myomectomy History of uterus rupture

Design outcomes

Primary

Measure	Time frame
The labor pain. Timepoint: Before the intervention and half time after the intervention. Method of measurement: By Visual Analogue Scale.	—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactNafiseh Saedi

Tehran University of Medical Sciences

nsaedi@sina.tums.ac.ir+98 21 8608 9089

Outcome results

None listed

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