E-cigarettes for Harm Reduction Among Smokers With Serious Mental Illness

Fixed dose. Participants are to use the EC as replacement for smoking combustible cigarettes. Participants will vape the EC.

Includes nicotine patches and lozenges. NRT use recommendations will follow the guidelines of the product, e.g. one patch per day.

At baseline, after randomization, participants will receive their first telehealth session (20\~25 minutes) from a counselor trained in motivational interviewing, harm reduction, and smoking cessation. Up to five additional sessions will be delivered, 15\~20 minutes each.

EMI can be defined as delivering tailored interventions via electronic messages (i.e., regular text messages) that include personalized feedback based on real-time assessment responses and other contextual factors. EMI will take place throughout the intervention period.