Checked 14 October 2026 · Independent guide by East&Well.
Short answer
Taking other medicines too? Check them all for your trip
The rule
Amphetamine is prohibited in Japan, even with a prescription. Japan’s Narcotics Control Department answers “No” for Adderall.
What to do
Leave it at home and ask your doctor about an alternative. Vyvanse can be brought with a permit.
The rule
Amphetamine salts is a controlled medicine in Korea (a psychotropic). You need a permit from Korea’s Ministry of Food and Drug Safety (MFDS) before you arrive.
What to do
Submit the complete application at least 10 working days before you arrive (weekends and Korean public holidays don’t count): two application forms, a full passport copy, your flight booking, a letter from your doctor and your prescription. A permit covers up to 90 days; you can ask for up to 5 extra days’ doses in case of delays. Carry it in your hand luggage. Only the person who takes the medicine can get the permit.
The rule
China lists amphetamine salts as a Category I psychotropic. You may carry up to the most a single prescription allows, with a certificate of diagnosis from a medical institution and your passport.
What to do
Get a certificate of diagnosis from your doctor before you go, and declare the medicine to customs (the red channel).
The same medicine, as it’s written in each country. Not yet checked by a pharmacist.
Amphetamine is prohibited in Japan, even with a prescription. Japan’s Narcotics Control Department answers “No” for Adderall. Leave it at home and ask your doctor about an alternative. Vyvanse can be brought with a permit.
Amphetamine salts is a controlled medicine in Korea (a psychotropic). You need a permit from Korea’s Ministry of Food and Drug Safety (MFDS) before you arrive. Submit the complete application at least 10 working days before you arrive (weekends and Korean public holidays don’t count): two application forms, a full passport copy, your flight booking, a letter from your doctor and your prescription. A permit covers up to 90 days; you can ask for up to 5 extra days’ doses in case of delays. Carry it in your hand luggage. Only the person who takes the medicine can get the permit.
China lists amphetamine salts as a Category I psychotropic. You may carry up to the most a single prescription allows, with a certificate of diagnosis from a medical institution and your passport. Get a certificate of diagnosis from your doctor before you go, and declare the medicine to customs (the red channel).
What this page is
A plain summary of each government’s own rules, with links, checked 14 October 2026.
What it isn’t
Legal or medical advice. Rules change, and the officer at the border has the final say.