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Effect of a Herbal Mouthwash on Gingival Health Compared with Chlorhexidine

Comparison of the Effects of a Herbal Mouthwash Containing Cyperus rotundus, Thymus vulgaris, and Citrus aurantium Versus Chlorhexidine on Clinical Periodontal Indices in Patients with Gingivitis: A Randomized Double-Blind Clinical Trial

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
IRCT
Registry ID
IRCT20250715066496N2
Enrollment
40
Registered
2026-04-19
Start date
2026-06-22
Completion date
Unknown
Last updated
2026-06-01

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

Conditions

Gingivitis. Chronic gingivitis, plaque induced

Interventions

Intervention 1: Intervention group: Participants receive the herbal mouthwash containing hydroalcoholic extract of Cyperus rotundus (5%), thyme (3%), and bitter orange (2%) for 4 weeks, and use the mo

Sponsors

Tabriz University of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 50 Years

Inclusion criteria

Inclusion criteria: Age: 18 to 50 years Diagnosis of mild to moderate gingivitis based on the Gingival Index (GI) score ranging from 1 to 2 Presence of at least 20 natural teeth Absence of systemic diseases known to significantly affect periodontal health (e.g., uncontrolled diabetes mellitus, autoimmune or immunodeficiency disorders) No use of antibiotics, non-steroidal anti-inflammatory drugs (NSAIDs), or any other medications known to influence gingival status within the past 3 months No known hypersensitivity to Cyperus rotundus, Thymus vulgaris (Thyme), Citrus aurantium (Bitter orange), or chlorhexidine Ability and willingness to comply with the study protocol and provide written informed consent

Exclusion criteria

Exclusion criteria: Presence of clinical attachment loss > 3 mm or a diagnosis of periodontitis Pregnancy or Lactation Receipt of professional periodontal treatment (e.g., scaling and root planing or periodontal surgery) within the past 6 months Current or recent use of cigarettes, hookah, or any other tobacco products Use of narcotic drugs or psychoactive medications Presence of active oral lesions (e.g., recurrent aphthous ulcers or severe mucosal diseases) that may interfere with the intervention or outcome assessment

Design outcomes

Primary

MeasureTime frame
Plaque Index. Timepoint: Measurement of the Plaque Index at the beginning of the study (before starting the intervention) and at two and four weeks after starting mouthrinse use. Method of measurement: The Plaque Index is assessed using the Silness and Löe method.;Gingival Bleeding Index. Timepoint: Measurement of the Gingival Bleeding Index at the beginning of the study (before starting the intervention) and at two and four weeks after starting mouthrinse use. Method of measurement: The Gingival Bleeding Index is assessed using the Silness and Löe method.;Gingival Index. Timepoint: Measurement of the Gingival Index at the beginning of the study (before starting the intervention) and at two and four weeks after starting mouthrinse use. Method of measurement: The Gingival Index is assessed using the Silness and Löe method.

Countries

Iran (Islamic Republic of)

Contacts

Public ContactMojtaba Ziaee

Tabriz University of Medical Sciences

m.ziaee@tbzmed.ac.ir+98 41 3336 4672

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Jun 11, 2026