Dental CHX mouthwash daily use till 2 week for streptococcus mutanus is effective for: A 14-18 weeks B 12-14 weeks C 12-16 weeks D 12-26 weeks 💡 Explanation CHX mouthwash daily use till 2 week for streptococcus mutanus is effective for: ✓ Correct Answer: D. 12-26 weeks