TSA Updates Medical Marijuana Travel Guidelines, Experts Warn Against In-Flight Use

Executive Briefing

• Updates clarify passengers may carry medical cannabis in carry-on or checked bags under new TSA directory guidance
• Warns that cannabis alters heart rhythm and oxygen demand, compounding cardiovascular strain at altitude
• Cautions travelers that TSA screening does not provide legal protection from state or local law enforcement
• Advises international travelers to leave cannabis home, as visitor rules differ sharply from resident laws