Please select the arm or intervention descriptions that belong to the clinical trial below.
Title: Varenicline Adjunctive Treatment in Schizophrenia
Brief Summary: The principal aim of the project is to conduct an off-label adjunctive clinical trial evaluating varenicline as a treatment for core neurobiological and clinical deficits in schizophrenia, in addition to evaluating for smoking cessation in schizophrenia patients.


Options:
A: Arm Label: 1; Type: EXPERIMENTAL; Interventions: Drug: Varenicline | Arm Label: 2; Type: PLACEBO_COMPARATOR; Interventions: Drug: Placebo | Intervention Type: DRUG; Name: Varenicline; Assigned to Arm(s): 1 | Intervention Type: DRUG; Name: Placebo; Assigned to Arm(s): 2
B: Arm Label: Varenicline pre-treatmemt; Type: EXPERIMENTAL; Interventions: Drug: Varenicline | Arm Label: Placebo; Type: PLACEBO_COMPARATOR; Interventions: Drug: Varenicline, Drug: Placebo | Intervention Type: DRUG; Name: Varenicline; Assigned to Arm(s): Placebo, Varenicline pre-treatmemt | Intervention Type: DRUG; Name: Placebo; Assigned to Arm(s): Placebo
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: 1; Type: EXPERIMENTAL; Interventions: Drug: Varenicline | Arm Label: placebo; Type: PLACEBO_COMPARATOR; Interventions: Drug: placebo | Intervention Type: DRUG; Name: Varenicline; Assigned to Arm(s): 1 | Intervention Type: DRUG; Name: placebo; Assigned to Arm(s): placebo

Answer: A