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RecruitingNCT05576818Updated Apr 10, 2025

Effect of Synbiotic as an Adjuvant Therapy in the Treatment of Parkinson's Disease

A Phase 3 interventional study of Lactobacillus acidophilus 10 billion colony forming unit (CFU) and prebiotic fibers in Parkinson's Disease, sponsored by Tanta University. Recruiting at 1 site in Egypt. Open to participants aged 45 Years to 65 Years. Per ClinicalTrials.gov, last updated 2025-04-10.

Sponsored by Tanta University · Phase 3, Interventional, and Treatment

From the registry’s dates

  • Primary completion was expected by Jun 2025, 1 year 4 months ago, but the record still lists the study as recruiting.
  • Registered 3 months after the study started (first participant enrolled Jun 2022, registered Oct 2022).
  • Started Jun 2022; still recruiting 4 years 3 months later.
Phase
Phase 3
Study type
Interventional
Enrollment
66
Allocation
Randomized
Ages
45 Years to 65 Years
Sex
All
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Study summary

This study aims to investigate the possible efficacy and safety of synbiotic preparation of Lactobacillus acidophilus probiotic with prebiotic fibers as an adjuvant therapy in the treatment of Parkinson's disease

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Conditions studied

  • Parkinson's Disease

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03

In context

Parkinson Disease

4,487 studies on the registry are indexed under Parkinson Disease; 1,082 are open to participants now.

This study's planned enrollment of 66 is above the median of 40 across 3,294 interventional studies indexed under Parkinson Disease.

Browse Parkinson Disease studies →

Lead sponsor

Tanta University is the lead sponsor of 963 studies on the registry; 304 are open to participants now.

Of its 16 completed or terminated interventional studies of FDA-regulated products, 0 (0%) have results posted.

Counted across the registry records on this site, refreshed daily.

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Who can participate

Ages eligible
45 Years to 65 Years
Sexes eligible
All
Accepts healthy volunteers
No

Inclusion criteria

  • Age between 45 and 65 years old
  • Both sexes
  • Patients with Parkinson's disease on dopamine replacement therapy
  • Modified Hoehn and Yahr stage, MHY 1-4

Exclusion criteria

Exclusion Criteria:

  • Patients who are currently using or used antibiotics therapy in the preceding month
  • Patients who are currently using or used other probiotic products in the preceding two weeks
  • Patients scheduled to undergo GIT surgery or those underwent GIT surgery
  • Patients with Known allergy to probiotics
  • Patients receiving artificial enteral or intravenous nutrition
  • Patients with depression and/or psychosis
  • Patients taking antioxidant and/or anti-inflammatory medications
  • Patients with Hyperthyroidism
  • Patients with inflammatory condition and/or condition involving oxidative stress
  • Smokers
  • Modified Hoehn \& Yahr stage MHY 5
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Study design

Phase
Phase 3
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Parallel assignment
Masking
None (open label)
Enrollment
66 participants (estimated)

Study arms

  • No intervention
    Control group

    this group will include 33 patients who will receive their standard dopamine replacement therapy for 3 months

  • Active comparator
    Synbiotic group

    this group will involve 33 patients who will receive Synbiotic preparation containing Lactobacillus acidophilus 10 billion colony forming unit (CFU) and prebiotic fibers 2 sachets daily together with their standard dopamine replacement therapy for 3 months

    Drug: Lactobacillus acidophilus 10 billion colony forming unit (CFU) and prebiotic fibers

Interventions

  • DrugLactobacillus acidophilus 10 billion colony forming unit (CFU) and prebiotic fibers

    Two sachets daily of synbiotic preparation containing Lactobacillus acidophilus 10 billion colony forming unit (CFU) and prebiotic fibers

    Also known as: Synbiotic

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What researchers measure

Primary outcomes

  1. The change in MDS-Unified Parkinson's Disease Rating Scale.

    Patients will undergo clinical assessment according to MDS-Unified Parkinson's Disease Rating Scale at baseline and after 3 months

    Time frame: 3 months

Secondary outcomes

  1. The change in the serum level of α-Synuclein

    Blood samples will be collected at baseline and after 3 months

    Time frame: 3 months

  2. The change in the serum level of Tumor necrosis factor α (TNF α )

    Blood samples will be collected at baseline and after 3 months

    Time frame: 3 months

  3. The change in the serum level of Brain derived neurotrophic factor ( BDNF)

    Blood samples will be collected at baseline and after 3 months

    Time frame: 3 months

  4. The change in the serum level of Malondialdehyde (MDA)

    Blood samples will be collected at baseline and after 3 months

    Time frame: 3 months

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Study locations

1 of 1 sites recruiting
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References and documents

Individual participant data

Plan to share: No

No publications or documents are linked to this record.

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Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Apr 10, 2025, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
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Registry details

Key details

Study ID
NCT05576818
Lead sponsor
Tanta University
Responsible party
Mohamed Ehab Sayed Ramadan (Demonstrator at clinical pharmacy department, faculty of pharmacy, Tanta University) — Principal investigator
First posted
Oct 13, 2022
Start date
Jun 30, 2022
Primary completion
Jun 2025 (estimated)
Completion
Jun 2025 (estimated)
Last update
Apr 10, 2025

Study contacts

Mohamed E Ramadan
Contact
mohamed_ehab@pharm.tanta.edu.eg
201205280849

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

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