New study tests which Tooth-Saving technique works best for deep cavities
NCT ID NCT06433297
First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study compares two dental procedures to treat deep cavities in back molars that have moderate pulpitis (inflamed tooth nerve). In one method, the dentist removes only part of the decay and places a protective material over the remaining decay. In the other, all decay is removed and the exposed nerve is capped directly. The goal is to see which approach better preserves the tooth and reduces pain. The trial will enroll 106 adults and follow them for up to one year.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- Mineral trioxide aggregate (MTA) used as a pulp capping material
- What this could lead to
- If successful, this could show that one pulp capping method is better at saving teeth with deep decay and moderate pulpitis, reducing the need for root canals.
- What could go wrong
- This is a small, early-stage trial with only 106 participants, so results may not apply to everyone. The success depends on many factors, and some teeth may still fail over time.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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About 106 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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May 2024
- Expected to finish
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Mar 2026
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: 1. The patient should be ≥18 years of age. 2. Restorable mature permanent 1st and 2nd Mandibular molars with deep caries (reaching inner quarter of dentine) 3. Tooth should give positive response to pulp sensibility testing. 4. Clinical diagnosis of moderate pulpitis. 5. Radiographic finding of periapical index (PAI) score ≤2. 6. Healthy periodontium (probing pocket depth ≤3 mm and mobility within normal limit). 7. Pulp exposure after complete caries excavation. 8. No pulp exposure after incomplete caries excavation Exclusion Criteria: 1. Teeth with immature roots. 2. Pulp exposure after incomplete caries excavation. 3. No pulp exposure after complete caries excavation. 4. Bleeding could not be controlled in 5 minutes. 5. Signs of pulpal necrosis, sinus tract, swelling, insufficient bleeding after pulp exposure. 6. History of analgesic intake in previous 1 week, or antibiotic intake in 1 month. 7. Internal/external resorption. 8. Contributory medical history (alcoholism, smokers, diabetic, hypertension, drug dependency, Heart or valve disease, hepatitis, herpes, immunodeficiency (HIV), infectious diseases, kidney or liver, migraine)
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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PGIDS, Rohtak
RECRUITINGRohtak, Haryana, India
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- Can a simple dental procedure save teeth with extremely deep cavities?
- Tooth blood test could tell if a root canal is really needed
- Dentists test if decay location determines tooth survival
- Egyptian dental material tested against top brands in cavity treatment trial
- Toothache breakthrough: blood test may predict need for root canal
- Which Tooth-Shaving method keeps your tooth coolest?