The effect of hyoscin on the first stage of labor

The effect of hyoscin on duration on the first stage of labor in term pregnancies

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

IRCT

Registry ID

IRCT138901243025N2

Enrollment

140

Registered

2010-05-29

Start date

2009-09-23

Completion date

Unknown

Last updated

2018-02-22

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

Conditions

Duration of first stage of labor. Single spontaneous delivery, unspecified

Interventions

Intervention 1: Hyoscin, 20 mg (1ml), intravenous injection, during active phase of labor. Intervention 2: Distilled water, 1ml, intravenous injection, during active phase of labor.

Treatment - Drugs

Treatment - Other

Distilled water, 1ml, intravenous injection, during active phase of labor

Hyoscin, 20 mg (1ml), intravenous injection, during active phase of labor

Eligibility

Sex/Gender

Female

Inclusion criteria

Inclusion criteria: Inclusion criteria: term pregnancy, cephalic presentation, single tone pregnancy Exclusion criteria: having contraindication for vaginal delivery

Exclusion criteria

Exclusion criteria:

Design outcomes

Primary

Measure	Time frame
Duration of the first stage of labor. Timepoint: The interval since initiation of active phase until complete cervical dilatation. Method of measurement: Time in minutes.	—

Secondary

Measure	Time frame
Duration of second stage of labor. Timepoint: The interval between complete cervical dilatation and fetus expulsion. Method of measurement: Time in minutes.;Duration of third stage of labor. Timepoint: The interval between fetus expulsion and remove of placenta. Method of measurement: Time in minutes.	—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactFarideh Movahed

Qazvin University Of Medical Sciences

fmovahed@qums.ac.ir+98 28 1222 2452

Outcome results

None listed

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