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Infantile ColicNCT06462651

Effect of Probiotic Limosilactobacillus Reuteri (L. Reuteri) on Crying and Fussing Time in Infants With Colic

A study testing L. reuteri in people with Infantile Colic, run by BioGaia AB at 1 site in Italy.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

This is a double-blind, randomized, placebo-controlled, parallel-group study in infants with colic with the primary objective to evaluate crying and fussing time. Read more about this study

Who is it for?
Ages 3 to 12 weeks
Conditions the study is for
Infantile Colic
What is being tested?
L. reuteri
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
50 participants
Where
1 siteItaly
Study dates
9 Jun 2025to 15 Mar 2026
Phase
Interventional
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 3 to 12 weeks
  • All sexes
  • No healthy volunteers
  • Child

Who may be able to join

  • Aged between 3-12 weeks at screening.
  • Gestational age 37+0 weeks - 42+0 weeks at birth.
  • Birth weight appropriate for gestational age (AGA - weight between 10th and 90th percentile) or Large for Gestational Age (LGA - weight above the 90th percentile) determined using WHO Weight-for Age percentile guides.
  • Parents/caregivers/legal guardians are >18 years.
  • Exclusively or predominantly breastfed infants (> 50 % breast fed).
  • Willing to maintain current feeding patterns (not change formula/not change ratio of formula:breast milk etc.).
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  • Readiness and the opportunity for parents/caregivers/legal guardians to fill out a study diary, questionnaires.
  • Infantile colic diagnosed according to Rome IV criteria (face-to-face consult with a physician, parents/caregivers/legal guardians must report that their infant has cried or fussed for 3 or more hours per day, during 3 or more days in the preceding week). At Visit 2, this will be confirmed by Baby's Day Diary®, at least one 24-hour period should show 3 or more hours of crying/fussing time.
  • Parents/caregivers/legal guardians with ability to understand and comply with the requirements of the study, as judged by the Investigator.
  • Parents/caregivers/legal guardians willing and able to give informed consent for their and their infant's participation in the study.
  • The mother of the infant must be willing to attend Visit 2 (Day 0), Visit 3 (Day 8), and Visit 4 (Day 22).
  • Infant is considered healthy, in the opinion of the investigator following physical exam.

Who cannot join

  • Infants with severe gastroesophageal reflux (throwing up or spitting up more than a teaspoon of milk > 8 times daily, projectile, bilious or bloody emesis).
  • Infants with failure to thrive, intrauterine growth retardation, haematochezia (blood in the stools), diarrhoea (watery stools that takes the shape of a container > 12x in breastfed and >5 in partially breastfed infants daily), or fever (38.0 degrees), as reported by parents/caregivers/ legal guardians.
  • Infants with congenital heart disease, immunodeficiency, asplenia, cancer, cystic fibrosis, and those with liver disease.
  • Infants with reported exposure to probiotics in the 7 days prior to Screening Visit (V1) and throughout the study period.
  • Infants with reported exposure to oral and/or systemic antibiotics in the 7 days prior to Screening Visit (V1) and throughout the study period.
  • Infants with reported exposure to medications, therapies, or products with the aim to relieve infantile colic including proton pump inhibitors in the 7 days prior to Screening Visit (V1) and throughout the study period.

Trial locations and contacts

1 site in 1 country.

Italy1 site
  • University of Salento, University Hospital Vito Fazzi Lecce

    Lecce, LE, 73100

Other trials in Italy

About this study

Official title: A Double-blind, Randomised, Placebo-controlled, Parallel-group Study Evaluating the Effect of Probiotic Limosilactobacillus Reuteri (L. Reuteri) on Crying and Fussing Time in Infants With Colic

This is a double-blind, randomized, placebo-controlled, parallel-group study in infants with colic with the primary objective to evaluate crying and fussing time.

Conditions
Infantile Colic
Being tested
L. reuteri, Placebo
Medical subject headings
Colic

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • L. reuteriDietary supplement

    Supplementation with drops containing L. reuteri once daily for 21 consecutive days

  • PlaceboDietary supplement

    Supplementation with identical drops without L. reuteri once daily for 21 consecutive days

Study groups in NCT06462651
Study groupRoleWhat they receive
L. reuteriExperimentalDietary Supplement: L. reuteri
Receives: Dietary Supplement: L. reuteri
PlaceboPlacebo comparatorNot described
Receives: Dietary Supplement: Placebo

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Crying and fussing time

    To evaluate crying and fussing time after 7 days of supplementation with L. reuteri in infants with colic.

    Measured: [Time Frame: From baseline to Day 7]

Secondary outcomes (6)
  1. Crying and fussing time

    Change in mean daily crying and fussing time measured by Baby´s Day Diary

    Measured: [Time Frame: From baseline up to Day 21]

  2. Crying time

    Change in mean daily crying time measured by Baby´s Day Diary

    Measured: [Time Frame: From baseline up to Day 21]

  3. Number of responders

    Proportion of responders defined as reduction of daily average crying time with 50 % compared to baseline

    Measured: [Time Frame: From baseline up to Day 21]

  4. Family quality of life (family QoL)

    Change in family QoL measured by the PedsQL Family Impact Module (Acute) - Total Score

    Measured: [Time Frame: From baseline up to Day 21]

  5. Sleeping time

    Change in mean sleeping time measured by Baby´s Day Diary

    Measured: [Time Frame: From baseline up to Day 21]

  6. Maternal depression

    Change in maternal depression measured by the Edinburgh Postnatal Depression Scale Total Score

    Measured: [Time Frame: From baseline up to Day 21]

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted17 Jun 2024
  2. Study start9 Jun 2025
  3. Primary completion15 Mar 2026
  4. Study completion15 Mar 2026

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Quadruple blind
Who is masked
Participant, Care provider, Investigator, Outcomes assessor
Enrolment
50 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT06462651
Sponsor's protocol ID
CSUB0214 (CSUB0222)
Status last verified
Mar 2026
First submitted
12 Jun 2024
Last updated
19 Mar 2026
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
Undecided

Questions about this trial

What is this clinical trial studying?

A study testing L. reuteri in people with Infantile Colic, run by BioGaia AB at 1 site in Italy.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 12 inclusion and 6 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 19 Mar 2026. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in Italy. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Crying and fussing time (time frame: [Time Frame: From baseline to Day 7]). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 19 Mar 2026.

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