Participants randomized to the Usual Care condition will receive standard care following recruitment.

Participants randomized to the Smoking Relapse Prevention for Cancer Patients (SRP-CaP) intervention will receive standard care plus our self-help smoking-relapse prevention materials.

Standard care includes routine assessment of smoking behavior and brief clinical intervention. Smoking counseling for all participants in the current study will be completed by a Certified Tobacco Treatment Specialist consisting consists of brief counseling (<15 minutes) based on the 5 A's Clinical Practice Guidelines; Ask about tobacco use, Advise to quit, Assess willingness to make a quit attempt, Assist in quit attempt, Arrange for follow-up (Fiore et al., 2008). Patients receive information for local and state smoking resources (e.g., Quitline), pharmacotherapy options, and if interested, assistance with obtaining a prescription for pharmacotherapy. Follow-up with patients occurs at 2-weeks, only among those who are prescribed smoking medications (i.e., Varenicline, Bupropion).

Number of participants with smoking relapse at 6 months follow-up for each treatment arm.

Number of participants with smoking relapse at 12 months for each treatment arm.