Comparing two mouthwashes for treating dentinal hypersensitivity

Comparative Evaluation of Efficacy of a Potassium Nitrate Containing Herbal Mouthwash to a Potassium Oxalate Mouthwash in Dentinal Hypersensitivity - a Randomised Clinical Trial

PHASE3 · Dr. D. Y. Patil Dental College & Hospital · NCT06627790

This study is testing which mouthwash works better to relieve tooth sensitivity in people who have it.

Quick facts

PhasePHASE3
Study typeInterventional
Enrollment40 (estimated)
Ages18 Years to 60 Years
SexAll
SponsorDr. D. Y. Patil Dental College & Hospital (other)
Locations1 site (Pune, Maharashtra)
Trial IDNCT06627790 on ClinicalTrials.gov

What this trial studies

This clinical trial aims to evaluate the effectiveness of a potassium nitrate containing herbal mouthwash against a potassium oxalate mouthwash in managing dentinal hypersensitivity. Participants will be randomly assigned to one of two groups, each receiving a different mouthwash, and their sensitivity will be assessed using various tests over a 12-week period. The study focuses on individuals with at least two sites of dentinal hypersensitivity, ensuring a controlled and blinded assessment of outcomes. The trial seeks to determine which mouthwash provides better relief from sensitivity symptoms.

Who should consider this trial

Good fit: Ideal candidates are adults over 18 years with at least two sites of dentinal hypersensitivity and a VAS score of 4 or higher.

Not a fit: Patients with severe dental issues, ongoing orthodontic therapy, or systemic conditions affecting dentinal hypersensitivity may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could provide patients with a more effective treatment option for dentinal hypersensitivity.

How similar studies have performed: Previous studies have shown varying degrees of success with similar mouthwash formulations, but this specific comparison is novel.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Participants with at least two DH sites with VAS score ≥4
* Participants with teeth showing cervical abrasion, erosion, gingival recession
* Participants \>18 years in general good health
* Participants self-reporting with history of dentinal hypersensitivity to various stimuli.
* Participants with minimum 20 natural teeth

Exclusion Criteria:

* Teeth with severe caries, faulty restoration, prosthetic crown, chipping, fracture, symptoms of pulpal damage
* Participants who has taken long term analgesic therapy within 30 days before the start of the study
* Participants who have undergone any treatment for dentinal hypersensitivity in past 3 months
* Participants with ongoing orthodontic therapy
* Participants with history or presence kidney disorder, kidney stones, eating disorders, uncontrolled gastro-oesophageal reflux disease, excessive exposure to acids or any other systemic condition that predisposes to dentinal hypersensitivity
* Severe Periodontal disease characterized by extensive tooth mobility and or extensive alveolar bone loss involving 10 or more teeth
* Women who are pregnant or lactating

Where this trial is running

Pune, Maharashtra

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.

View on ClinicalTrials.gov →

Conditions: Dentin Hypersensitivity, dentinal hypersensitivity

Last reviewed 2026-05-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.