Please select the arm or intervention descriptions that belong to the clinical trial below.
Title: The Treatment of Periodontal Diseases. A Randomized, Blinded, Five Years Follow-up, Four-arm, Placebo Controlled Clinical Intervention Trial
Brief Summary: The purpose of this study is to examine if the correct use of antibiotics, as well as the application of one-day-treatment, in the therapy of periodontal diseases. The population of treated patients (184) are divided in 4 groups; Group 1: Metronidazole + mechanical treatment in one day, Group 2: Placebo + mechanical treatment in one day Group 3: Metronidazole + mechanical treatment on day 1 and 21 Group 4: Placebo + mechanical treatment on day 1 and 21 End points, BOP, Plaque, PPD, CAL, RAL, Microbiology will be recorded on all sites at 3 months, 1 -, 3 -, and 5 years post-treatment


Options:
A: Arm Label: Amoxicillin and Metronidazole; Type: ACTIVE_COMPARATOR; Interventions: Procedure: Full-mouth ultrasonic debridement, Drug: Amoxicillin, Drug: Metronidazole | Arm Label: Clarithromycin; Type: EXPERIMENTAL; Interventions: Procedure: Full-mouth ultrasonic debridement, Drug: Clarithromycin | Intervention Type: PROCEDURE; Name: Full-mouth ultrasonic debridement; Assigned to Arm(s): Amoxicillin and Metronidazole, Clarithromycin | Intervention Type: DRUG; Name: Clarithromycin; Assigned to Arm(s): Clarithromycin | Intervention Type: DRUG; Name: Amoxicillin; Assigned to Arm(s): Amoxicillin and Metronidazole | Intervention Type: DRUG; Name: Metronidazole; Assigned to Arm(s): Amoxicillin and Metronidazole
B: 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
C: Arm Label: Periodontal intervention, sugar pill; Type: PLACEBO_COMPARATOR; Interventions: Drug: Metronidazol | Intervention Type: DRUG; Name: Metronidazol; Assigned to Arm(s): Periodontal intervention, sugar pill
D: 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

Answer: C