Skip to content

Safety and Tolerability of STP206 in Healthy Adult Subjects

A Single-Center Randomized, Double-Blind, Placebo-Controlled Phase 1 Trial to Assess the Safety and Tolerability of Single and Multiple Daily Oral Administration of STP206 Live Biotherapeutic in Healthy Adult Subjects

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00922324
Enrollment
24
Registered
2009-06-17
Start date
2010-03-31
Completion date
2010-11-30
Last updated
2013-05-17

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

Conditions

Healthy

Keywords

Healthy volunteers

Brief summary

The study will assess the safety, tolerability and fecal shedding of STP206 when given as a single dose and when given as daily doses for one week.

Interventions

DRUGSTP206 or vehicle control

STP206 or vehicle administered as either a single dose or as a daily dose for 7 consecutive days

Sponsors

Leadiant Biosciences, Inc.
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Masking
QUADRUPLE (Subject, Caregiver, Investigator, Outcomes Assessor)

Eligibility

Sex/Gender
ALL
Age
18 Years to 55 Years
Healthy volunteers
Yes

Inclusion criteria

1. Healthy volunteers, 18 - 55 years of age 2. In general good heath as established by medical history, physical examination, and laboratory assessment 3. The subject is willing and able to comply with the protocol and complete all visits and procedures 4. Provide written informed consent after the nature of the study has been explained

Exclusion criteria

1. Subjects with any chronic illness or conditions that require treatment 2. Subjects with clinically significant abnormal laboratory values noted during the screening laboratory evaluation 3. Subjects with history of immune compromised conditions or any past use of immunosuppressant treatment 4. Subjects with current or past history of gastrointestinal disease, including any conditions with increased risk for bleeding (e.g., gingivitis, hemorrhoids) 5. Subjects who are lactose intolerant 6. Subjects who are intolerant or allergic to Splenda® or any of its ingredients (dextrose, maltodextrin, sucralose) or have a soy allergy 7. Subjects who have had a fever of 100°F or higher within the 2 weeks of the first dose of study drug 8. Subjects who have received a live vaccine within 30 days of the first dose of study drug 9. Subjects who have received any medications (prescription or OTC) within 2 weeks of the first dose of study drug 10. Subjects who have received and investigational drug with 30 days prior to the first dose of study drug 11. Subjects with a history of illicit drug use or alcohol abuse 12. Subjects with any other medical condition that may influence the objectives or outcomes of the study 13. Female subjects who are pregnant or lactating 14. Female subjects of childbearing potential who are not using an FDA approved birth control method 15. Subjects who are healthcare or daycare providers or those with close contact with immune compromised individuals 16. Subjects with a history of acute hepatitis, HIV infection or known to have positive diagnostic tests for HIV or HBV 17. Subjects who have a planned dental appointment from screening through 7 days after last dose of Investigational Product.

Design outcomes

Primary

MeasureTime frame
Adverse events7-days post dosing and 30-days post dosing
Changes in physical examination findings7-days post dosing
Changes in laboratory (hematology, chemistry, and urinalysis) variables7-days post dosing

Secondary

MeasureTime frame
Fecal Shedding of STP206 components30 days post dosing

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026