Please select the arm or intervention descriptions that belong to the clinical trial below.
Title: A Phase 4, Multi-National, Randomized, Double-Blind, Placebo-Controlled Study To Evaluate The Efficacy And Safety Of Varenicline Compared To Placebo For Smoking Cessation Through Reduction
Brief Summary: This study will determine whether varenicline is safe and helps people to quit smoking through reduction when they are not willing/able to make an abrupt quit attempt.


Options:
A: Arm Label: Varenicline + Placebo Patch; Type: EXPERIMENTAL; Interventions: Drug: Varenicline, Drug: Placebo Patch, Behavioral: Questionnaires, Behavioral: Counseling Sessions, Other: Lab Session, Other: Saliva Test | Arm Label: Nicotine Patch + Placebo Tablet; Type: EXPERIMENTAL; Interventions: Drug: Nicotine Patch, Drug: Placebo Tablet, Behavioral: Questionnaires, Behavioral: Counseling Sessions, Other: Lab Session, Other: Saliva Test | Intervention Type: DRUG; Name: Varenicline; Assigned to Arm(s): Varenicline + Placebo Patch | Intervention Type: DRUG; Name: Nicotine Patch; Assigned to Arm(s): Nicotine Patch + Placebo Tablet | Intervention Type: DRUG; Name: Placebo Patch; Assigned to Arm(s): Varenicline + Placebo Patch | Intervention Type: DRUG; Name: Placebo Tablet; Assigned to Arm(s): Nicotine Patch + Placebo Tablet | Intervention Type: BEHAVIORAL; Name: Questionnaires; Assigned to Arm(s): Nicotine Patch + Placebo Tablet, Varenicline + Placebo Patch | Intervention Type: BEHAVIORAL; Name: Counseling Sessions; Assigned to Arm(s): Nicotine Patch + Placebo Tablet, Varenicline + Placebo Patch | Intervention Type: OTHER; Name: Lab Session; Assigned to Arm(s): Nicotine Patch + Placebo Tablet, Varenicline + Placebo Patch | Intervention Type: OTHER; Name: Saliva Test; Assigned to Arm(s): Nicotine Patch + Placebo Tablet, Varenicline + Placebo Patch
B: Arm Label: 8 weeks transdermal nicotine; Type: ACTIVE_COMPARATOR; Interventions: Drug: Transdermal nicotine patch | Arm Label: 24 weeks transdermal nicotine; Type: ACTIVE_COMPARATOR; Interventions: Drug: Transdermal nicotine patch | Arm Label: 52 weeks transdermal nicotine; Type: EXPERIMENTAL; Interventions: Drug: Transdermal nicotine patch | Intervention Type: DRUG; Name: Transdermal nicotine patch; Assigned to Arm(s): 24 weeks transdermal nicotine, 52 weeks transdermal nicotine, 8 weeks transdermal nicotine
C: Arm Label: Nicotine Replacement Therapy Responder; Type: ACTIVE_COMPARATOR; Interventions: Drug: Nicotine Patches | Arm Label: Pre-Quit Rescue to Bupropion & Nicotine; Type: ACTIVE_COMPARATOR; Interventions: Drug: Nicotine patches, then bupropion & nicotine patches (Pre-Quit) | Arm Label: Pre-Quit Rescue to Varenicline; Type: ACTIVE_COMPARATOR; Interventions: Drug: Nicotine patches, then varenicline (Pre-Quit) | Arm Label: Pre-Quit Rescue to Nicotine; Type: ACTIVE_COMPARATOR; Interventions: Drug: Nicotine patches, then nicotine patches (Pre-Quit) | Arm Label: Post-Quit Rescue to Bupropion & Nicotine; Type: ACTIVE_COMPARATOR; Interventions: Drug: Nicotine patches, then bupropion & nicotine patches (Post-Quit) | Arm Label: Post-Quit Rescue to Varenicline; Type: ACTIVE_COMPARATOR; Interventions: Drug: Nicotine patches, then varenicline (Post-Quit) | Arm Label: Post-Quit Rescue to Nicotine; Type: ACTIVE_COMPARATOR; Interventions: Drug: Nicotine patches, then nicotine patches (Post-Quit) | Intervention Type: DRUG; Name: Nicotine Patches; Assigned to Arm(s): Nicotine Replacement Therapy Responder | Intervention Type: DRUG; Name: Nicotine patches, then bupropion & nicotine patches (Pre-Quit); Assigned to Arm(s): Pre-Quit Rescue to Bupropion & Nicotine | Intervention Type: DRUG; Name: Nicotine patches, then varenicline (Pre-Quit); Assigned to Arm(s): Pre-Quit Rescue to Varenicline | Intervention Type: DRUG; Name: Nicotine patches, then nicotine patches (Pre-Quit); Assigned to Arm(s): Pre-Quit Rescue to Nicotine | Intervention Type: DRUG; Name: Nicotine patches, then bupropion & nicotine patches (Post-Quit); Assigned to Arm(s): Post-Quit Rescue to Bupropion & Nicotine | Intervention Type: DRUG; Name: Nicotine patches, then varenicline (Post-Quit); Assigned to Arm(s): Post-Quit Rescue to Varenicline | Intervention Type: DRUG; Name: Nicotine patches, then nicotine patches (Post-Quit); Assigned to Arm(s): Post-Quit Rescue to Nicotine
D: Arm Label: Varenicline Tartrate; Type: ACTIVE_COMPARATOR; Interventions: Drug: Varenicline Tartrate | Arm Label: Placebo; Type: PLACEBO_COMPARATOR; Interventions: Drug: Placebo | Intervention Type: DRUG; Name: Varenicline Tartrate; Assigned to Arm(s): Varenicline Tartrate | Intervention Type: DRUG; Name: Placebo; Assigned to Arm(s): Placebo

Answer: D