Aromatherapy for Reducing Labor Pain

Pregnant women who eligible with inclusion criteria are random to two groups. Aromatherapy group will receive the aromatherapy during labor along with standard pain control.

Non-aromatherapy group will receive standard pain control during labor

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Key information

Conditions

Pain Neurologic Manifestations Pathological Conditions, Signs and Symptoms Signs and Symptoms

Sex eligibility

Female

Study type

Interventional

Phase

Not applicable

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

Singleton pregnancy
Nulliparous
37 complete weeks of gestation
Cephalic presentation
No emergency obstetric complication
In labor

Exclusion criteria

Medical or obstetric complication preclude vaginal delivery
Essential oil allergy
Side effect of aromatherapy

Treatment and study plan

Aromatherapy

Other

On the day of admission for labor. Pregnant women select type of essential oil. Aroma diffuser is used during labor. Pain score was record during latent, early active and late active phase.

Primary outcomes

early active phase pain using Visual Analog Scale

Time frame: The day of labor

Visual analog scale used to assess pain during cervical dilate 5-7 cm.

Secondary outcomes

latent phase pain using Visual Analog Scale

Time frame: The day of labor

Visual analog scale used to assess pain during cervical dilate 3-4 cm.
late active phase pain using Visual Analog Scale

Time frame: The day of labor

Visual analog scale used to assess pain during cervical dilate 8-10 cm.
analgesic drug

Time frame: The day of labor

doses of analgesic drug request by pregnant women

Sponsors and collaborators

Lead sponsor

Chiang Mai University

Other

Registry information

Official study title

Efficacy of Aromatherapy for Reducing Pain During Labor

Important dates

Study start: 2015
Primary completion: 2016
Study completion: 2016
First posted: Mar 31, 2017
Registry last updated: Mar 18, 2026

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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Completed