All passenger items must undergo security screening. It is recommended that medication be clearly labeled to facilitate the screening process.Medications (Pills). All prescription medicines are allowed on airplanes, whether in a carry-on or checked bag. Asking employees questions regarding prescription drug use may be considered a medical-related inquiry under the Americans with Disabilities Act (ADA). You should be able to travel with these medications without any TSA restrictions. All medications entering the U.S. must have a valid prescription or doctor's note. You must have the legal right to work in the United States or be a United States citizen. Such use shall not be tolerated (41 USC § 8103). Employees who have consumed an amount of an alcoholic beverage or taken any medication, or.