NCT04188873.

Study name	Cessation Screening Project
Methods	Randomized factorial experiment
Participants	608 adults who smoke
Interventions	Fully crossed, 2x2x2x2 factorial experiment that evaluates 4 different factors: 1. Medication type (Varenicline vs. Combination NRT) 2. Preparation Medication (4 Weeks vs. Standard) 3. Medication Duration (Extended [24 weeks] vs. Standard [12 weeks]) 4. Counseling (Intensive vs. Minimal)
Outcomes	7‐day point‐prevalence abstinence at 12m
Starting date	November 2020
Contact information	University of Wisconsin, Madison
Notes	NCT04188873