Answer:
If his friend starts vomiting while unconscious
Explanation:
Keep his airway open after calling. Slow or irregular breathing can occur while sleeping without problems.
Psychoanalysis is the answer as Sigmund Freud is known in his profession as a psychiatrist which used psychoanalysis to help people with mental disorders back in the day before any drugs were introduced to the market and healthcare system for people with mental illnesses.
1. Ask her to outside if she won't then.... go in a different room when she smokes 3. Ask her too stop smokeing