Please select the arm or intervention descriptions that belong to the clinical trial below.
Title: Extended Varenicline for Smoking Cessation: A Pilot Study
Brief Summary: The purpose of this study is to explore the use of an prolonged alternative dosing schedule using varenicline for smoking cessation leading to greater quit rates and higher rates of continuous abstinence.


Options:
A: Arm Label: varenicline; Type: EXPERIMENTAL; Interventions: Drug: varenicline | Arm Label: placebo; Type: ACTIVE_COMPARATOR; Interventions: Drug: placebo | Intervention Type: DRUG; Name: varenicline; Assigned to Arm(s): varenicline | Intervention Type: DRUG; Name: placebo; Assigned to Arm(s): placebo
B: Arm Label: Placeo; Type: PLACEBO_COMPARATOR; Interventions: Drug: Placebo | Arm Label: St. John's Wort-900 mg/day; Type: EXPERIMENTAL; Interventions: Drug: St. John's Wort-900 mg/day | Arm Label: St. John's Wort-1800 mg/day; Type: EXPERIMENTAL; Interventions: Drug: St. John's Wort-1800mg/day | Intervention Type: DRUG; Name: Placebo; Assigned to Arm(s): Placeo | Intervention Type: DRUG; Name: St. John's Wort-900 mg/day; Assigned to Arm(s): St. John's Wort-900 mg/day | Intervention Type: DRUG; Name: St. John's Wort-1800mg/day; Assigned to Arm(s): St. John's Wort-1800 mg/day
C: Arm Label: Group I (varenicline and placebo); Type: EXPERIMENTAL; Interventions: Other: Placebo, Other: Tobacco Cessation Counseling, Drug: Varenicline | Arm Label: Group II (placebo, nicotine patch and lozenge); Type: PLACEBO_COMPARATOR; Interventions: Drug: Nicotine Lozenge, Drug: Nicotine Patch, Other: Placebo, Other: Tobacco Cessation Counseling | Intervention Type: DRUG; Name: Nicotine Lozenge; Assigned to Arm(s): Group II (placebo, nicotine patch and lozenge) | Intervention Type: DRUG; Name: Nicotine Patch; Assigned to Arm(s): Group II (placebo, nicotine patch and lozenge) | Intervention Type: OTHER; Name: Placebo; Assigned to Arm(s): Group I (varenicline and placebo), Group II (placebo, nicotine patch and lozenge) | Intervention Type: OTHER; Name: Tobacco Cessation Counseling; Assigned to Arm(s): Group I (varenicline and placebo), Group II (placebo, nicotine patch and lozenge) | Intervention Type: DRUG; Name: Varenicline; Assigned to Arm(s): Group I (varenicline and placebo)
D: Arm Label: Tailored intervention; Type: EXPERIMENTAL; Interventions: Drug: Nicotine replacement therapy - Transdermal nicotine patch, Drug: Nicotine replacement therapy - Nicotine gum, Drug: Nicotine replacement therapy - Nicotine lozenge, Drug: Bupropion, Drug: Varenicline, Drug: Combination pharmacotherapy - Transdermal nicotine patch + nicotine gum, Drug: Combination pharmacotherapy - Transdermal nicotine patch + nicotine lozenge, Drug: Combination pharmacotherapy - Transdermal nicotine patch + bupropion, Behavioral: Tailored behavioral intervention, Behavioral: Alcohol use risk reduction, Behavioral: Behavioral activation for depressive symptoms, Behavioral: Behavioral management of postcessation weight gain | Arm Label: Enhanced standard of care; Type: ACTIVE_COMPARATOR; Interventions: Drug: Nicotine replacement therapy - Transdermal nicotine patch, Drug: Nicotine replacement therapy - Nicotine gum, Drug: Nicotine replacement therapy - Nicotine lozenge, Drug: Bupropion, Drug: Varenicline, Drug: Combination pharmacotherapy - Transdermal nicotine patch + nicotine gum, Drug: Combination pharmacotherapy - Transdermal nicotine patch + nicotine lozenge, Drug: Combination pharmacotherapy - Transdermal nicotine patch + bupropion, Behavioral: Tobacco quitline referral | Intervention Type: DRUG; Name: Nicotine replacement therapy - Transdermal nicotine patch; Assigned to Arm(s): Enhanced standard of care, Tailored intervention | Intervention Type: DRUG; Name: Nicotine replacement therapy - Nicotine gum; Assigned to Arm(s): Enhanced standard of care, Tailored intervention | Intervention Type: DRUG; Name: Nicotine replacement therapy - Nicotine lozenge; Assigned to Arm(s): Enhanced standard of care, Tailored intervention | Intervention Type: DRUG; Name: Bupropion; Assigned to Arm(s): Enhanced standard of care, Tailored intervention | Intervention Type: DRUG; Name: Varenicline; Assigned to Arm(s): Enhanced standard of care, Tailored intervention | Intervention Type: DRUG; Name: Combination pharmacotherapy - Transdermal nicotine patch + nicotine gum; Assigned to Arm(s): Enhanced standard of care, Tailored intervention | Intervention Type: DRUG; Name: Combination pharmacotherapy - Transdermal nicotine patch + nicotine lozenge; Assigned to Arm(s): Enhanced standard of care, Tailored intervention | Intervention Type: DRUG; Name: Combination pharmacotherapy - Transdermal nicotine patch + bupropion; Assigned to Arm(s): Enhanced standard of care, Tailored intervention | Intervention Type: BEHAVIORAL; Name: Tobacco quitline referral; Assigned to Arm(s): Enhanced standard of care | Intervention Type: BEHAVIORAL; Name: Tailored behavioral intervention; Assigned to Arm(s): Tailored intervention | Intervention Type: BEHAVIORAL; Name: Alcohol use risk reduction; Assigned to Arm(s): Tailored intervention | Intervention Type: BEHAVIORAL; Name: Behavioral activation for depressive symptoms; Assigned to Arm(s): Tailored intervention | Intervention Type: BEHAVIORAL; Name: Behavioral management of postcessation weight gain; Assigned to Arm(s): Tailored intervention

Answer: A