Methods: For this descriptive- analytical study, 170 dentists were selected randomly from different districts of the city. After validity determination of questions, questionnaire was arranged and handed in directly to the dentists. The collected data was analyzed by statistical software.
Results: Generally, the knowledge, attitude, and practice of the participated dentists were determined in a low level. Moreover, there was not any significant co-relationship between the age of participants and their knowledge (p>0.05). The higher knowledge level was shown among the dentists who have higher practical experience (P<0.05). The difference between males and females knowledge levels was not statistically significant (P>0.05).
Conclusions: According to the findings of this study, Tabriz general dental practitioners have inadequate knowledge, attitude, and practice about utilizing various root canal irrigants in root canal therapy.