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The aim of this trial was to investigate the effect of Cotinus Coggygria mouthwash on halitosis using as proxy the levels of the Volatile Sulfur Compounds (VSCs), and the effect on plaque and gingival indices in adolescents undergoing orthodontic treatment with fixed conventional labial appliances.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Experimental: Experimental group Cotinus Coggygria mouthwash | Experimental | Experimental Group: patients, age 13-18, conventional brackets, Cotinus Coggygria mouthwash 15 patients, with conventional brackets |
|
| Placebo control arm: placebo mouthwash | Placebo Comparator | Control Group: patients, age 13-18, conventional brackets, Placebo mouthwash 15 patients, with conventional brackets |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Cotinus Coggygria mouthwash | Dietary Supplement | All 30 patients will be randomly assigned to either the Cotinus Coggygria mouthwash group A (Natural Smoke Tree Hydrolina, Ina Essentials) (n = 15) or the placebo Mouthwash group B (from the same manufacturer) (n = 15). All patients will be asked to use the mouthwash twice a day for 14 days and to maintain their usual oral hygiene routine. The measurements will be done in the morning and at least three hours after brushing and without the use of the mouthwash by the participant on the day of the assessments. |
| Measure | Description | Time Frame |
|---|---|---|
| Hydrogen Sulfide (H2S) Levels | Halitosis can be assessed using Gas chromatography that offers highly accurate qualitative and quantitative analysis of the individual VSCs, making it the preferred method for comprehensive diagnostic evaluation in both routine and complex cases. Halitosis is typically defined by a total VSCs concentration of ⩾150 ppb, a threshold supported across multiple clinical studies. The malodor results from the degradation of organic components in saliva, leading to the production of volatile sulfur compounds (VSCs), including hydrogen sulfide (H2S). H2S has been linked to increased gingival cell apoptosis and susceptibility to periodontitis. | baseline |
| Hydrogen Sulfide (H2S) Levels | Halitosis can be assessed using Gas chromatography that offers highly accurate qualitative and quantitative analysis of the individual VSCs, making it the preferred method for comprehensive diagnostic evaluation in both routine and complex cases. Halitosis is typically defined by a total VSCs concentration of ⩾150 ppb, a threshold supported across multiple clinical studies. The malodor results from the degradation of organic components in saliva, leading to the production of volatile sulfur compounds (VSCs), including hydrogen sulfide (H2S). H2S has been linked to increased gingival cell apoptosis and susceptibility to periodontitis. | 2 weeks |
| Measure | Description | Time Frame |
|---|---|---|
| Modified plaque index (PI-M) | The Silness and Löe index (Silness and Löe, 1964) does not take into account the pattern of plaque accumulation in orthodontic patients. To overcome this problem, Williams et al. (1991) divided the tooth into mesial, distal, gingival, and incisal regions in relation to the bracket and scored plaque in each region using the four codes of the original index (0 to 3). The values are summed to obtain a total score, which ranges from 0 to 12 for each tooth. This modified index is recommended for patients with fixed orthodontic appliances because it acknowledges the usual effects of orthodontic appliances on plaque distribution and has much greater categorical discrimination. |
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Inclusion Criteria:
Patients eligible for the trial must comply with all of the following at randomization:
• Age between 13 and 18 years for the group with conventional orthodontic appliances.
This age group represents the majority of patients seeking orthodontic treatment and is homogeneous regarding occupational status (high-school and lyceum students in Greece). Younger patients might present with cooperation problems.
Exclusion Criteria:
Patients will be excluded for any of the following reasons:
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| Name | Affiliation | Role |
|---|---|---|
| Iosif Sifakakis, Associate Professor | National and Kapodistrian University of Athens | Study Director |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| School of Dentistry | Athens | Attica | 11527 | Greece |
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| ID | Term |
|---|---|
| D006209 | Halitosis |
| ID | Term |
|---|---|
| D012817 | Signs and Symptoms, Digestive |
| D012816 | Signs and Symptoms |
| D013568 | Pathological Conditions, Signs and Symptoms |
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This trial is designed as a prospective, randomized, placebo-controlled, double (investigator and patient) blinded study, with two parallel groups and an equal allocation ratio in all groups. In this study, the intervention consists of delivery of Cotinus Coggygria mouthwash or placebo mouthwash.
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All patients will be allocated at a 1:1 ratio between group A (Cotinus Coggygria group) and group B (placebo group), for each sex separately using stratified randomization. Two random sequences of 15 letters (A or B) will be obtained from www.random.org (List Randomizer service), one for males and one for females. Those letters were written on paper and then sealed in opaque envelopes, sequentially numbered from M1 to M15 for males and from F1 to F15 for females respectively. All envelopes were sealed, numbered and stored in a drawer by a person not involved in the study. Every patient enrolled in the study will receive an envelope in a numerical order and their name was written on the envelope. Informed consent will be obtained from parents / legal guardians and written consent upon information and prior to the randomization or application of any procedure obtained from the patients.
|
| Placebo mouthwash | Dietary Supplement | All 30 patients will be randomly assigned to either the group A (Cotinus Coggygria mouthwash ) (n = 15) or the placebo Mouthwash group B (from the same manufacturer) (n = 15). All patients will be asked to use the mouthwash twice a day for 14 days and to maintain their usual oral hygiene routine. The measurements will be done in the morning and at least three hours after brushing and without the use of the mouthwash by the participant on the day of the assessments. |
|
| baseline |
| Modified plaque index (PI-M) | The Silness and Löe index (Silness and Löe, 1964) does not take into account the pattern of plaque accumulation in orthodontic patients. To overcome this problem, Williams et al. (1991) divided the tooth into mesial, distal, gingival, and incisal regions in relation to the bracket and scored plaque in each region using the four codes of the original index (0 to 3). The values are summed to obtain a total score, which ranges from 0 to 12 for each tooth. This modified index is recommended for patients with fixed orthodontic appliances because it acknowledges the usual effects of orthodontic appliances on plaque distribution and has much greater categorical discrimination. | 2 weeks |
| Gingival Index (GI) | The original Silness and Löe Plaque Index (1964) was not designed for orthodontic patients. The present study adopted a widely used modification of this index, in which the teeth are divided into incisal, distal, and mesial areas relative to the bracket, and plaque is graded in each area using values from 0 to 3. | baseline |
| Gingival Index (GI) | The original Silness and Löe Plaque Index (1964) was not designed for orthodontic patients. The present study adopted a widely used modification of this index, in which the teeth are divided into incisal, distal, and mesial areas relative to the bracket, and plaque is graded in each area using values from 0 to 3. | 2 weeks |
| Dimethyl Sulfide [ (CH3)2S] Levels | Halitosis can be assessed using Gas chromatography that offers highly accurate qualitative and quantitative analysis of the individual VSCs, making it the preferred method for comprehensive diagnostic evaluation in both routine and complex cases. Halitosis is typically defined by a total VSCs concentration of ⩾150 ppb, a threshold supported across multiple clinical studies. The malodor results from the degradation of organic components in saliva, leading to the production of volatile sulfur compounds (VSCs), including Dimethyl Sulfide [ (CH3)2S] Levels. | baseline |
| Dimethyl Sulfide [ (CH3)2S] Levels | Halitosis can be assessed using Gas chromatography that offers highly accurate qualitative and quantitative analysis of the individual VSCs, making it the preferred method for comprehensive diagnostic evaluation in both routine and complex cases. Halitosis is typically defined by a total VSCs concentration of ⩾150 ppb, a threshold supported across multiple clinical studies. The malodor results from the degradation of organic components in saliva, leading to the production of volatile sulfur compounds (VSCs), including Dimethyl Sulfide [ (CH3)2S] Levels. | 2 weeks |
| Methyl-mercaptan (CH3SH) Levels | Halitosis can be assessed using Gas chromatography that offers highly accurate qualitative and quantitative analysis of the individual VSCs, making it the preferred method for comprehensive diagnostic evaluation in both routine and complex cases. Halitosis is typically defined by a total VSCs concentration of ⩾150 ppb, a threshold supported across multiple clinical studies. The malodor results from the degradation of organic components in saliva, leading to the production of volatile sulfur compounds (VSCs), including Methyl-mercaptan (CH3SH) levels. | baseline |
| Methyl-mercaptan (CH3SH) Levels | Halitosis can be assessed using Gas chromatography that offers highly accurate qualitative and quantitative analysis of the individual VSCs, making it the preferred method for comprehensive diagnostic evaluation in both routine and complex cases. Halitosis is typically defined by a total VSCs concentration of ⩾150 ppb, a threshold supported across multiple clinical studies. The malodor results from the degradation of organic components in saliva, leading to the production of volatile sulfur compounds (VSCs), including Methyl-mercaptan (CH3SH) levels. | 2 weeks |