Probiotics, Antibiotics and the Post-Antibiotic Microbiota

Trial statusNot yet recruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age18-40
SponsorCultech Ltd

About this trial

Antibiotic therapy can cause gastrointestinal dysbiosis and this study will assess the impact of probiotic supplementation on microbiological composition and functionality pre- and post- antibiotic therapy

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Adults, aged 18-40.

Been prescribed an oral dose of cephalosporin antibiotic lasting 5 - 10 days.

Willing to provide stool samples and, for women, vaginal samples.

Willing to avoid consumption of any other probiotic capsules/tablets during the study.

Disqualifiers

If antibiotics prescribed are intended to treat any gastrointestinal or vaginally related issue.

Any antibiotic intake within the last 3 months.

Immunodeficient or undergoing immunosuppressive therapy.

Currently diagnosed with diabetes/cardiovascular disease/cancer/dementia.

Trial design

Design model

Parallel

Treatments tested in this trial

  • Lab4S

    Dietary supplement

    Probiotic containing lactic acid bacteria and Saccharomyces boulardii at a dose of 35 billion per day

  • Placebo

    Dietary supplement

    Placebo

Treatment groups

50 Participants
are divided into 2 treatment groups
Group A: ActiveActive comparator 1 intervention
Group B: PlaceboPlacebo comparator 1 intervention

Trial outcomes

Primary outcomes

1

Changes in microbiome composition post antibiotic/interventional treatment through Shotgun Metagenomics

Time frame
From date of randomization until the end of the study (90 days)

Secondary outcomes

1

Questionnaire of gastrointestinal/Vaginal health to measure gastrointestinal/vaginal health post intervention.

A daily gastrointestinal/Vaginal health symptom record sheet which involves ticking off symptoms is present.

Time frame
One month post antibiotic treatment/ intervention (30 days)
2

Bowel habit diary to measure gastrointestinal health post Intervention

A bowel habit diary questionnaire to be completed for every attempted bowel motion during the study. Questions include; 1. Were you able to pass a stool?, 2. Did you feel an urgent need to pass the bowel motion?, 3. Did you strain to start the bowel motion?, 4. Were you left with a feeling of incomplete evacuation?, 5. Please rate the appearance of your bowel motion using the bristol stool score (1-7).

Time frame
One month post antibiotic treatment/ intervention (30 days)

Other outcomes

Sponsors and contacts

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