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Trial to Evaluate Safety, Tolerability, Efficacy of PerioSept® as Adjunct to SRP in Subjects With Periodontitis

Primary Purpose

Periodontitis

Status
Completed
Phase
Phase 2
Locations
United States
Study Type
Interventional
Intervention
PerioSept(r)
Sponsored by
Geistlich Pharma AG
About
Eligibility
Locations
Arms
Outcomes
Full info

About this trial

This is an interventional treatment trial for Periodontitis focused on measuring Periodontitis, taurolidine, PerioSept

Eligibility Criteria

18 Years - 80 Years (Adult, Older Adult)All SexesDoes not accept healthy volunteers

Inclusion Criteria:

  • Subjects male or female 18 to 80 years of age, inclusive.
  • Subjects must be diagnosed with moderate to severe generalized periodontitis (ADA Classification Case Type III or IV) as determined by the investigator.
  • Subjects must have at least 4 qualifying target teeth (having a dental pocket with PPD ≥ 6mm and BOP) (teeth having no endodontic disease - treated or untreated).
  • Subjects must have at least 12 teeth in the functional dentition, excluding second and third molars In subjects with limited dentition, tooth loss should not be due to traumatic occlusion
  • Females of childbearing potential must agree to use of birth control (hormonal, barrier method or abstinence). Hormonal contraceptives must have started not fewer than 30-days before baseline visit/Day 1.
  • Subjects must sign informed consent document(s) prior to initiation of any study-specific procedures and treatments.
  • Subjects who are able and willing to adhere to the study visit schedule and other protocol requirements.

Exclusion Criteria:

  • History of and/or known risk of life-threatening anaphylactic reactions to taurolidine, any of the components in the investigational drug product.
  • Presence of an acute periodontal abscess.
  • Subjects with healing disorders (e.g. uncontrolled diabetes mellitus, oral cancer) that could compromise wound healing and/or preclude periodontal surgery.
  • Subjects who are taking medications that compromise wound healing presenting with clinical evidence of secondary hyperplastic gingival tissue reactions (e.g. calcium channel blockers or anti-seizure medications)
  • Pregnant or nursing female subjects; women of child-bearing potential must have a negative urine pregnancy test.
  • Use of systemic antibiotics and, topically applied oral antibiotics and other antimicrobial agents (e.g., chlorhexidine) within 45 days prior to Day 1 or expected use during the study trial period.
  • An existing condition that may warrant use of antibiotics during the study trial period.
  • Known Human Immunodeficiency Virus infection or other immunodeficiency syndrome.
  • Subjects with active infectious diseases (e.g. hepatitis, HIV or tuberculosis)
  • Use of agents known to affect periodontal status during the trial and/or use within 45 days prior to Day 1 e.g. immunosuppressants, nasal or oral corticosteroids, calcium channel blockers, phenytoin or anticoagulants.
  • Heavy smokers/tobacco users are excluded: defined as those smoking ≥ 10 cigarettes or ≥ 4 cigars or ≥ 4 pipes per day (smokeless nicotine products are NOT excluded)
  • Participation in another clinical study with an investigational agent within 90 days prior to Day 1.
  • Subjects who received oral health treatments/interventions within 90 days of Day 1, which the investigator believes may interfere with the periodontal parameters to be assessed in this study (e.g., significant dental and/or gum/oral tissue work).
  • SRP or periodontal surgery within 12 months prior to Day 1.
  • Subject who have a medical and/or dental condition (e.g. a current clinically unstable occlusal situation) and/or use medications/supplements which the investigator believes makes him/her unsuitable for participation in the study

Sites / Locations

  • Perio Health Professionals

Arms of the Study

Arm 1

Arm Type

Experimental

Arm Label

SRP and 3% PerioSept(r)

Arm Description

Scaling and root planing followed by 3% PerioSept® drug administration

Outcomes

Primary Outcome Measures

Efficacy: Mean probing pocket depth (PPD) reduction (mm) of all study pockets (pockets with PPD > 6 mm and bleeding on probing (BOP) at baseline on target teeth) at subject level and across all subjects
Mean probing pocket depth (PPD) reduction (mm) of all study pockets (pockets with PPD > 6 mm and bleeding on probing (BOP) at baseline on target teeth) at subject level and across all subjects

Secondary Outcome Measures

Efficacy: Mean PPD reduction (mm) of all study pockets per patient
Mean PPD reduction (mm) of all study pockets per patient
Efficacy: Number of study pockets changing from ≥ 6 mm PPD to ≤5 mm PPD
Number of study pockets changing from ≥ 6 mm PPD to ≤5 mm PPD
Efficacy: Change in Clinical attachment level (CAL) of all study pockets
Change in CAL of all study pockets
Efficacy: Change in plaque index (PI) of all study pockets
Change in PI of all study pockets
Efficacy: Change in gingival index (GI) of all study pockets
Change in GI of all study pockets
Efficacy: Change in BOP of all study pockets
Change in BOP of all study pockets
Efficacy: Change in recession (REC) of all study pockets
Change in REC of all study pockets
Efficacy: Change in PPD of all 6 assessment sites on target teeth
Change in PPD of all 6 assessment sites on target teeth
Efficacy: Change in CAL of all 6 assessment sites on target teeth
Change in CAL of all 6 assessment sites on target teeth
Efficacy: Change in PI of all 6 assessment sites on target teeth
Change in PI of all 6 assessment sites on target teeth
Efficacy: Change in GI of all 6 assessment sites on target teeth
Change in GI of all 6 assessment sites on target teeth
Efficacy: Change in BOP of all 6 assessment sites on target teeth
Change in BOP of all 6 assessment sites on target teeth
Efficacy: Change in REC of all 6 assessment sites on target teeth
Change in REC of all 6 assessment sites on target teeth
Safety/tolerability: Assessment of treatment-emergent adverse events based on dental examination
Assessment of treatment-emergent adverse events based on dental examination
Tolerability: Clinician assessment of local irritation to include assessments of redness/erythema, inflammation/swelling, blisters or erosions, suppuration and other findings at the study treatment pockets or surrounding tissue.
Clinician assessment of local irritation to include assessments of redness/erythema, inflammation/swelling, blisters or erosions, suppuration and other findings at the study treatment pockets or surrounding tissue.
Tolerability: Subject reported tolerability for pain, burning/stinging, sensitivity and taste based on a numeric rating scale
Subject reported tolerability for pain, burning/stinging, sensitivity and taste based on a numeric rating scale

Full Information

First Posted
September 13, 2019
Last Updated
October 16, 2020
Sponsor
Geistlich Pharma AG
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1. Study Identification

Unique Protocol Identification Number
NCT04093895
Brief Title
Trial to Evaluate Safety, Tolerability, Efficacy of PerioSept® as Adjunct to SRP in Subjects With Periodontitis
Official Title
A Phase 2 Trial to Evaluate the Safety, Tolerability and Efficacy of PerioSept® (3%) as Adjunct to Scaling and Root Planing in Subjects With Periodontitis
Study Type
Interventional

2. Study Status

Record Verification Date
October 2020
Overall Recruitment Status
Completed
Study Start Date
August 26, 2019 (Actual)
Primary Completion Date
June 10, 2020 (Actual)
Study Completion Date
September 25, 2020 (Actual)

3. Sponsor/Collaborators

Responsible Party, by Official Title
Sponsor
Name of the Sponsor
Geistlich Pharma AG

4. Oversight

Studies a U.S. FDA-regulated Drug Product
Yes
Studies a U.S. FDA-regulated Device Product
No
Data Monitoring Committee
No

5. Study Description

Brief Summary
A Phase 2, uncontrolled, open-label, single arm study to evaluate the safety, tolerability and efficacy of PerioSept® (3%) as adjunct to Scaling and Root Planing in subjects with periodontitis.
Detailed Description
Open-label, uncontrolled, single arm study to evaluate PerioSept® as adjunct to Scaling and Root Planing in Subjects with moderate to severe Periodontitis. Up to 12 adult subjects will be enrolled to obtain at least 10 evaluable subjects. 4 study visits will take place for each enrolled subject (V1-V4 within 120 days). An additional optional follow-up visit (V5) at 6 Months might be added later on. On the baseline visit at Day 1 (V2) and if needed Day 2 (V2a) patients will undergo full mouth SRP followed by administration of PerioSept® 3% gel into gingival dental pockets. Treatment of PerioSept® 3% (without SRP) will be repeated at V3. Eligible subjects must have a minimum of 4 qualifying target teeth defined as a tooth with at least one periodontal pocket with a probing pocket depth (PPD) >= 6mm and bleeding on probing (BOP) at baseline defined as study pockets. All study pockets will be treated with SRP and PerioSept®. Additional teeth identified by investigator as needing SRP per standard of care but not meeting target teeth criteria will be defined as non-target teeth/treatment sites and may also be treated with SRP and PerioSept®. Dental parameters will only be assessed on the target teeth and each of the 6 sites associated with these teeth (assessment sites). Thus, each eligible patient will have at least 4 Target teeth, a minimum of 4 study pockets and a minimum of 24 assessment sites (6 sites per tooth x 4 target teeth, inclusive of the 4 study pockets) that will be assessed for all study outcome measures. Overall for all 10 evaluable patients there will be at least 40 target teeth, 40 study pockets and 240 sites for which the study outcome measures will be assessed as specified further below. Assessments will be conducted over a 12 weeks' and optional 24 weeks' (3 and 6 months respectively) period including safety assessments, assessments of dental parameters (PPD, Clinical attachment level, BOP, recession, Plaque index, Gingival Index) and tolerability assessment.

6. Conditions and Keywords

Primary Disease or Condition Being Studied in the Trial, or the Focus of the Study
Periodontitis
Keywords
Periodontitis, taurolidine, PerioSept

7. Study Design

Primary Purpose
Treatment
Study Phase
Phase 2
Interventional Study Model
Single Group Assignment
Model Description
single arm, uncontrolled, open-label
Masking
None (Open Label)
Allocation
N/A
Enrollment
12 (Actual)

8. Arms, Groups, and Interventions

Arm Title
SRP and 3% PerioSept(r)
Arm Type
Experimental
Arm Description
Scaling and root planing followed by 3% PerioSept® drug administration
Intervention Type
Drug
Intervention Name(s)
PerioSept(r)
Other Intervention Name(s)
Taurolidine
Intervention Description
Scaling and root planing followed by 3% PerioSept(r) administration
Primary Outcome Measure Information:
Title
Efficacy: Mean probing pocket depth (PPD) reduction (mm) of all study pockets (pockets with PPD > 6 mm and bleeding on probing (BOP) at baseline on target teeth) at subject level and across all subjects
Description
Mean probing pocket depth (PPD) reduction (mm) of all study pockets (pockets with PPD > 6 mm and bleeding on probing (BOP) at baseline on target teeth) at subject level and across all subjects
Time Frame
Baseline, Week 12
Secondary Outcome Measure Information:
Title
Efficacy: Mean PPD reduction (mm) of all study pockets per patient
Description
Mean PPD reduction (mm) of all study pockets per patient
Time Frame
Baseline, Week 4
Title
Efficacy: Number of study pockets changing from ≥ 6 mm PPD to ≤5 mm PPD
Description
Number of study pockets changing from ≥ 6 mm PPD to ≤5 mm PPD
Time Frame
Baseline; Week 4, 12
Title
Efficacy: Change in Clinical attachment level (CAL) of all study pockets
Description
Change in CAL of all study pockets
Time Frame
Baseline; Week 4, 12
Title
Efficacy: Change in plaque index (PI) of all study pockets
Description
Change in PI of all study pockets
Time Frame
Baseline; Week 4, 12
Title
Efficacy: Change in gingival index (GI) of all study pockets
Description
Change in GI of all study pockets
Time Frame
Baseline; Week 4, 12
Title
Efficacy: Change in BOP of all study pockets
Description
Change in BOP of all study pockets
Time Frame
Baseline; Week 4, 12
Title
Efficacy: Change in recession (REC) of all study pockets
Description
Change in REC of all study pockets
Time Frame
Baseline; Week 4, 12
Title
Efficacy: Change in PPD of all 6 assessment sites on target teeth
Description
Change in PPD of all 6 assessment sites on target teeth
Time Frame
Baseline; Week 4, 12
Title
Efficacy: Change in CAL of all 6 assessment sites on target teeth
Description
Change in CAL of all 6 assessment sites on target teeth
Time Frame
Baseline; Week 4, 12
Title
Efficacy: Change in PI of all 6 assessment sites on target teeth
Description
Change in PI of all 6 assessment sites on target teeth
Time Frame
Baseline; Week 4, 12
Title
Efficacy: Change in GI of all 6 assessment sites on target teeth
Description
Change in GI of all 6 assessment sites on target teeth
Time Frame
Baseline; Week 4, 12
Title
Efficacy: Change in BOP of all 6 assessment sites on target teeth
Description
Change in BOP of all 6 assessment sites on target teeth
Time Frame
Baseline; Week 4, 12
Title
Efficacy: Change in REC of all 6 assessment sites on target teeth
Description
Change in REC of all 6 assessment sites on target teeth
Time Frame
Baseline; Week 4, 12
Title
Safety/tolerability: Assessment of treatment-emergent adverse events based on dental examination
Description
Assessment of treatment-emergent adverse events based on dental examination
Time Frame
Day -45 till Month 6
Title
Tolerability: Clinician assessment of local irritation to include assessments of redness/erythema, inflammation/swelling, blisters or erosions, suppuration and other findings at the study treatment pockets or surrounding tissue.
Description
Clinician assessment of local irritation to include assessments of redness/erythema, inflammation/swelling, blisters or erosions, suppuration and other findings at the study treatment pockets or surrounding tissue.
Time Frame
Day 1, 2, 28
Title
Tolerability: Subject reported tolerability for pain, burning/stinging, sensitivity and taste based on a numeric rating scale
Description
Subject reported tolerability for pain, burning/stinging, sensitivity and taste based on a numeric rating scale
Time Frame
Day 1, 2, 28
Other Pre-specified Outcome Measures:
Title
Exploratory: Clinician reported outcome for delivery device handling and ease of use
Description
Clinician reported outcome for delivery device handling and ease of use
Time Frame
Day 1, 2
Title
Exploratory: Microbiological counts of periodontal pathogens in biofilm samples of 4 study pockets
Description
Microbiological counts of periodontal pathogens in biofilm samples of 4 study pockets
Time Frame
Baseline (before treatment); Week 4, 12

10. Eligibility

Sex
All
Minimum Age & Unit of Time
18 Years
Maximum Age & Unit of Time
80 Years
Accepts Healthy Volunteers
No
Eligibility Criteria
Inclusion Criteria: Subjects male or female 18 to 80 years of age, inclusive. Subjects must be diagnosed with moderate to severe generalized periodontitis (ADA Classification Case Type III or IV) as determined by the investigator. Subjects must have at least 4 qualifying target teeth (having a dental pocket with PPD ≥ 6mm and BOP) (teeth having no endodontic disease - treated or untreated). Subjects must have at least 12 teeth in the functional dentition, excluding second and third molars In subjects with limited dentition, tooth loss should not be due to traumatic occlusion Females of childbearing potential must agree to use of birth control (hormonal, barrier method or abstinence). Hormonal contraceptives must have started not fewer than 30-days before baseline visit/Day 1. Subjects must sign informed consent document(s) prior to initiation of any study-specific procedures and treatments. Subjects who are able and willing to adhere to the study visit schedule and other protocol requirements. Exclusion Criteria: History of and/or known risk of life-threatening anaphylactic reactions to taurolidine, any of the components in the investigational drug product. Presence of an acute periodontal abscess. Subjects with healing disorders (e.g. uncontrolled diabetes mellitus, oral cancer) that could compromise wound healing and/or preclude periodontal surgery. Subjects who are taking medications that compromise wound healing presenting with clinical evidence of secondary hyperplastic gingival tissue reactions (e.g. calcium channel blockers or anti-seizure medications) Pregnant or nursing female subjects; women of child-bearing potential must have a negative urine pregnancy test. Use of systemic antibiotics and, topically applied oral antibiotics and other antimicrobial agents (e.g., chlorhexidine) within 45 days prior to Day 1 or expected use during the study trial period. An existing condition that may warrant use of antibiotics during the study trial period. Known Human Immunodeficiency Virus infection or other immunodeficiency syndrome. Subjects with active infectious diseases (e.g. hepatitis, HIV or tuberculosis) Use of agents known to affect periodontal status during the trial and/or use within 45 days prior to Day 1 e.g. immunosuppressants, nasal or oral corticosteroids, calcium channel blockers, phenytoin or anticoagulants. Heavy smokers/tobacco users are excluded: defined as those smoking ≥ 10 cigarettes or ≥ 4 cigars or ≥ 4 pipes per day (smokeless nicotine products are NOT excluded) Participation in another clinical study with an investigational agent within 90 days prior to Day 1. Subjects who received oral health treatments/interventions within 90 days of Day 1, which the investigator believes may interfere with the periodontal parameters to be assessed in this study (e.g., significant dental and/or gum/oral tissue work). SRP or periodontal surgery within 12 months prior to Day 1. Subject who have a medical and/or dental condition (e.g. a current clinically unstable occlusal situation) and/or use medications/supplements which the investigator believes makes him/her unsuitable for participation in the study
Overall Study Officials:
First Name & Middle Initial & Last Name & Degree
Michael McGuire, DDS
Organizational Affiliation
PerioHealth Clinic Houston
Official's Role
Principal Investigator
Facility Information:
Facility Name
Perio Health Professionals
City
Houston
State/Province
Texas
ZIP/Postal Code
77063
Country
United States

12. IPD Sharing Statement

Learn more about this trial

Trial to Evaluate Safety, Tolerability, Efficacy of PerioSept® as Adjunct to SRP in Subjects With Periodontitis

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