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A Phase 3, randomized, double-blind, placebo-controlled trial to evaluate the effect of Bifidobacterium longum subsp. infantis DSM33361(Bifin02) administered together with Lacticaseibacillus rhamnosus GG DSM33156 (LGG®) versus placebo on weight gain in underweight infants

A Phase 3, randomized, double-blind, placebo-controlled trial to evaluate the effect of Bifidobacterium longum subsp. infantis DSM33361(Bifin02) administered together with Lacticaseibacillus rhamnosus GG DSM33156 (LGG®) versus placebo on weight gain in underweight infants

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
PACTR
Registry ID
PACTR202603829214856
Enrollment
200
Registered
2026-03-17
Start date
2025-12-01
Completion date
Unknown
Last updated
2026-09-14

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

Conditions

Nutritional, Metabolic, Endocrine

Interventions

Probiotics
Placebo

Sponsors

Africa Clinical Research Network
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Participant must be between 30 days and 120 days of age (inclusive), at the time of randomization (Day 1) Hospitalized for acute non-surgical illness at the time of screening Completed fluid rehydration, discharged from hospital, and no longer receiving antibiotics prior to randomization (Day 1) WAZ at randomization (Day 1) is less than negative 2 (<-2) Participant’s parent(s)/legally acceptable representative (LAR) is capable of giving informed consent which includes agreement to comply with the requirements and restrictions listed in the informed consent form (ICF) and in this protocol Participant’s parent(s)/LAR agrees to stay in contact with the trial site for the duration of the trial, provide updated contact information as necessary, and have no current plans to relocate from the trial area for the duration of the trial Participant’s parent(s)/LAR is reliably able to store the investigational product under refrigerated conditions Participant receives some feedings from breastmilk and mother intends to continue breast-feeding.

Exclusion criteria

Exclusion criteria: Congenital condition (suspected or confirmed) that the Investigator considers likely to interfere with feeding or with normal growth and development Infant has not been discharged from hospital since birth or has not been at home for at least one week since birth Infant hospitalized with septic shock during current hospitalization Infant required mechanical ventilation during current hospitalization Infant with acute kidney injury on hospital admission Infant with severe jaundice or suspected kernicterus Infant with short bowel syndrome Infant receiving treatment for suspected tuberculosis or confirmed tuberculosis, or treatment for suspected or confirmed HIV infection Ongoing or planned infant antibiotic (e.g., as prophylaxis in sickle cell disease) and/or probiotic usage Ongoing maternal antibiotic and/or probiotic usage for breast-feeding infants Inability of participant’s parent(s)/LAR to comply with protocol requirements, as per Investigator assessment.

Design outcomes

Primary

MeasureTime frame
WAZ change

Secondary

MeasureTime frame
Change in weight (in grams) ;WAZ change from baseline;Proportion of infants with a = 0.3, = 0.4, and = 0.5 change in WAZ from baseline ;Proportion of infants who achieve a WAZ > -2 at Day 56 visit;Number of re-hospitalizations for acute non-surgical illness;Number of adverse events (AEs) and serious adverse events (SAEs);Proportion of infants with B. infantis and/or Lacticaseibacillus rhamnosus detected in stool on Days 1, 28, 56, and 90 post enrollment;Stool biomarkers on Days 1, 28, and 56 post enrollment;Blood biomarkers on Days 1 and 28 post enrollment

Countries

Kenya, Zimbabwe

Contacts

Public ContactRomina Mariano

Chief of Staff Africa Clinical Research Network

romina.mariano@acrnhealth.com+27797445305

Outcome results

None listed

Source: PACTR (via WHO ICTRP) · Data processed: Sep 19, 2026