1. Women sexual assault survivors presenting for emergency care \<72 hours post-assault at 1 of our 4 emergency care sites
2. English speakers
3. 18+ years of age
4. Able to provide informed consent
5. Have a smartphone with continuous service \>1 year
6. Report \>1x/weekly cannabis use on a substance use screener
7. Report elevated AS (\>17 on the Anxiety Sensitivity Index-3)
You may not be if
1. Inability to provide informed consent (e.g., serious injury preventing the ability to hear, speak, or see to consent and participate, or other causes (e.g., diagnosed cognitive deficits, diagnosed dementia, asleep at time of screening)).
2. Prisoner
3. Currently pregnant
4. Lives with assailant and plans to continue to do so
5. Admitted patient
6. No mailing address
7. Previously enrolled
8. No sexual assault nurse examiner (SANE) examination
9. Reporting current plan and intent for suicide or homicide
10. Does not understand written and spoken English
Clareo Health | Mitigating PTSD-CUD After Sexual Assault