Please select the arm or intervention descriptions that belong to the clinical trial below.
Title: A Double-blind, Randomized, Parallel, Placebo-active Controlled, Multi-center Phase II Clinical Trial to Investigate the Efficacy and Safety of YH14642 Following 12-week Oral Administration in Patients With Chronic Periodontal Disease
Brief Summary: This study is designed to evaluate the efficacy and the safety of YH14642 in Korea patients with chronic periodontitis, in order to investigate the recommended therapeutic dose.


Options:
A: Arm Label: Scaling and root planing alone; Type: PLACEBO_COMPARATOR; Interventions: Procedure: Scaling and root planing | Arm Label: SRP + Metronidazole; Type: ACTIVE_COMPARATOR; Interventions: Drug: Metronidazole | Arm Label: SRP + MET + Amoxicillin + Doxycycline; Type: ACTIVE_COMPARATOR; Interventions: Drug: Amoxicillin, Drug: Doxycycline | Intervention Type: PROCEDURE; Name: Scaling and root planing; Assigned to Arm(s): Scaling and root planing alone | Intervention Type: DRUG; Name: Metronidazole; Assigned to Arm(s): SRP + Metronidazole | Intervention Type: DRUG; Name: Amoxicillin; Assigned to Arm(s): SRP + MET + Amoxicillin + Doxycycline | Intervention Type: DRUG; Name: Doxycycline; Assigned to Arm(s): SRP + MET + Amoxicillin + Doxycycline
B: Arm Label: scaling and root planing; Type: PLACEBO_COMPARATOR; Interventions: Other: scaling and root planing | Arm Label: scaling and systemic moxifloxacin; Type: EXPERIMENTAL; Interventions: Other: scaling and systemic moxifloxacin | Intervention Type: OTHER; Name: scaling and systemic moxifloxacin; Assigned to Arm(s): scaling and systemic moxifloxacin | Intervention Type: OTHER; Name: scaling and root planing; Assigned to Arm(s): scaling and root planing
C: Arm Label: Moxifloxacin; Type: EXPERIMENTAL; Interventions: Drug: moxifloxacin | Arm Label: Ciprofloxacin plus metronidazole; Type: ACTIVE_COMPARATOR; Interventions: Drug: Ciprofloxacin plus metronidazole | Intervention Type: DRUG; Name: moxifloxacin; Assigned to Arm(s): Moxifloxacin | Intervention Type: DRUG; Name: Ciprofloxacin plus metronidazole; Assigned to Arm(s): Ciprofloxacin plus metronidazole
D: Arm Label: YH14642 A-I; Type: EXPERIMENTAL; Interventions: Drug: YH14642 500mg Tab | Arm Label: YH14642 A-II; Type: EXPERIMENTAL; Interventions: Drug: YH14642 500mg Tab | Arm Label: YH14642 A-III; Type: EXPERIMENTAL; Interventions: Drug: YH14642 500mg Tab | Arm Label: Active Comparator B; Type: ACTIVE_COMPARATOR; Interventions: Drug: INSADOL[Zea mays L. extract] 35mg Tab | Arm Label: Active Comparator C; Type: ACTIVE_COMPARATOR; Interventions: Drug: DENTISTA[Doxycycline hyclate] 20mg Cap | Arm Label: Placebo; Type: PLACEBO_COMPARATOR; Interventions: Drug: Placebo | Intervention Type: DRUG; Name: YH14642 500mg Tab; Assigned to Arm(s): YH14642 A-I | Intervention Type: DRUG; Name: YH14642 500mg Tab; Assigned to Arm(s): YH14642 A-II | Intervention Type: DRUG; Name: YH14642 500mg Tab; Assigned to Arm(s): YH14642 A-III | Intervention Type: DRUG; Name: INSADOL[Zea mays L. extract] 35mg Tab; Assigned to Arm(s): Active Comparator B | Intervention Type: DRUG; Name: DENTISTA[Doxycycline hyclate] 20mg Cap; Assigned to Arm(s): Active Comparator C | Intervention Type: DRUG; Name: Placebo; Assigned to Arm(s): Placebo

Answer: D