Question 144 · LDEK · Irrigation and intracanal medicaments
What is the preferred concentration of chlorhexidine used for root canal treatment?
- A. 0.2%.
- B. 0.5%.
- C. 2%.
- D. 20%.
- E. 40%.
Hint
The chlorhexidine concentration used in the root canal is clearly higher than that of a mouthrinse.
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