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Laser acupuncture tuned to each Woman's body may ease period pain

NCT ID NCT07818044

Symptom relief Sponsor: China Medical University Hospital Source: ClinicalTrials.gov ↗

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Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting This study
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
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Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
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Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Sep 14, 2026 · Last updated Sep 15, 2026 · Updated 1 time

Summary

Researchers are testing whether laser acupuncture tailored to each woman's meridian readings eases period pain better than the same fixed acupoints for everyone. The pilot study enrolls 40 women aged 18 to 30, including 20 with primary dysmenorrhea and 20 without significant symptoms. Participants receive 20-minute laser sessions twice a week for four weeks, and researchers track pain scores, menstrual distress, and skin electrical readings.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance
low-level laser acupuncture at acupoints, using a portable laser phototherapy device
What this could lead to
If it works, this could point toward a personalized, drug-free way to ease menstrual pain, with treatment matched to each woman's meridian readings rather than the same points for everyone.
What could go wrong
This is a small pilot study of 40 women, so it can only hint at whether the approach helps. Laser acupuncture is generally considered low risk, but the trial may show no clear difference between personalized and fixed acupoints.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Phase

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

About 40 people

The number the study aims to enrol. It can still change while the study runs.

Expected to start

Sep 2026

An estimate. Start dates often move.

Expected to finish

Aug 2027

An estimate. End dates often move.

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

18 to 30 years

Sex

Female participants only

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * 20 female participants with a history of primary dysmenorrhea symptoms. * 20 healthy female controls without significant dysmenorrhea symptoms. * Age Range: Females aged 18-30 years. * Menstrual Regularity: Regular menstrual cycles, defined as a cycle duration of 21-35 days. * Menstrual Stability: Relatively stable menstrual patterns within the past 3 months. * Informed Consent \& Compliance: Willingness to comply with all measurement and intervention protocols, and provided signed written informed consent. * Medication Management: Agreeing not to use additional analgesics or traditional conditioning treatments during the intervention period (or agreeing to accurately report and record any use). Exclusion Criteria: * Major Gynecological Conditions: 1. History of major gynecological disorders. 2. Confirmed diagnosis of structural or organic gynecological conditions, including endometriosis, uterine fibroids, or polycystic ovary syndrome (PCOS). * Pharmacological Interference: 1. Long-term use of medications that affect the menstrual cycle. 2. Currently undergoing hormonal therapy or long-term administration of analgesics. * Physiological States: Pregnancy or current breastfeeding. * General Health Status: Recent acute systemic inflammation or major systemic illnesses. * Prior Treatment Confounding: Recent receipt of intensive acupuncture, moxibustion, or related meridian-based therapies.

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Conditions

The condition(s) this trial relates to.

primary dysmenorrhea

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Primary dysmenorrhea (PD)

How to take part

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  1. The places running it

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  2. The official record

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Contacts and locations

Locations

  • China Medical University Hospital

    Taichung, 404327, Taiwan

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