Condition
Smokers clinical trials and research
As of November 12, 2026, Find a Trial lists 5 Smokers clinical trials that are recruiting, at sites in 4 countries (most in Egypt (2), Tunisia (1), Poland (1)). 2 were first registered in the last 30 days. By phase: Phase 4 (1). Every study is explained in plain English. Data from ClinicalTrials.gov and NIH RePORTER, updated November 12, 2026.
- 5Clinical trials
- 2New in 30 days
- 4Countries
Newest Smokers clinical trials
| Study | Phase | Where | Status | Registered |
|---|---|---|---|---|
| Ozone Gel vs Chlorhexidine Gel as an add-on to non-surgical cleaning for smokers with Stage II periodontitis | — | Cairo | Recruiting | Nov 6, 2026 |
| Probiotics vs Antibiotics as an add-on to non-surgical periodontal care in adult smokers with stage II, grade B periodontitis | — | Cairo | Recruiting | Nov 6, 2026 |
| Adjuncts to non-surgical periodontal treatment in smokers and non-smokers with periodontitis | Phase 4 | Tunis, Mont Fleury | Recruiting | Jul 16, 2026 |
| Lovastatin gel under the gum plus deep cleaning for periodontitis in smokers and non-smokers | — | Bielsko-Biala, Silesian Voivodeship | Recruiting | Dec 15, 2025 |
| Cohort study on newly diagnosed COPD in smokers | — | Créteil, Île-de-France Region | Recruiting | Feb 5, 2020 |
All recruiting trials (5)
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Ozone Gel vs Chlorhexidine Gel as an add-on to non-surgical cleaning for smokers with Stage II periodontitis
This study tests whether Ozoral ozone gel or chlorhexidine gel added to standard non-surgical periodontal therapy can improve outcomes in smokers with Stage II Grade B periodontitis.
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Probiotics vs Antibiotics as an add-on to non-surgical periodontal care in adult smokers with stage II, grade B periodontitis
This study tests whether systemic probiotics or systemic antibiotics added to standard non-surgical periodontal treatment help improve gum health in adult smokers with stage II, grade B periodontitis.
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Adjuncts to non-surgical periodontal treatment in smokers and non-smokers with periodontitis
This trial tests whether adding I-PRF, povidone-iodine, or diode laser to standard deep cleaning helps reduce pocket depth and improve gum health in adults with periodontitis, including smokers.
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Lovastatin gel under the gum plus deep cleaning for periodontitis in smokers and non-smokers
This test sees if placing a 1.2% lovastatin gel under the gum after deep cleaning helps adults with periodontitis, comparing smokers and non-smokers.
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Cohort study on newly diagnosed COPD in smokers
This study is testing how well screening smokers for COPD in regular doctor visits can help identify new patients and track their health over time.
Related topics
Quick answers
How many Smokers clinical trials are recruiting right now?
5, as of November 12, 2026. 2 of them were first registered in the last 30 days. We update this list each time we refresh our data from ClinicalTrials.gov.
Where are these trials running?
In 4 countries. The most sites are in Egypt (2 trials), Tunisia (1 trial), Poland (1 trial), France (1 trial). Each study page lists its sites and which ones are recruiting.
What phases are they in?
Phase 4: 1. Trials with no phase listed are usually device, behavioural or observational studies.
How do I join one?
Open a study, check the "Is this trial a fit for you?" section, then contact the study team listed on the page. They will ask a few screening questions. Asking is free and does not commit you to anything. Talk it over with your doctor first.
Find the studies that fit you
A list is a starting point. Tell us your situation in your own words and we'll rank the studies that match and explain why. It's free and needs no account.