Permitted medication for traveling to Thailand

medicines allowed to travel to Thailand

For travelers who have recently undergone an operation, medical treatment or who suffer with a particular illness and are required to take medication regularly, it’s necessary to check the medicines allowed to travel to Thailand prior to traveling to Thailand.

Bringing medication to Thailand which is considered personal medication depends on the type of medication, the substance ingredients and the amount of prescription drugs that you are carrying.

For prescription drugs to Thailand which are not classed as controlled drugs

Medication classed under the Drug Act B.E. 2510 must not exceed the amount of 30 days’ worth of prescribed usage. Despite being allowed to enter Thailand with this type of medication, medicines allowed to travel to Thailand must be in original packaging with a clear ingredients label.

Travelers entering Thailand with narcotic drugs of Category 2

New regulations allow travelers who require medical treatment to travel with prescription drugs classed under Category 2. Category 2 drugs under The Narcotics Act B.E. 2522 (1979) are drugs such as codeine, fentanyl methadone, morphine and pethidine.

All medication carried must be for personal use only and a permit will also be required which must be obtained before traveling to Thailand. The permit will be revised and issued by the Food and Drug Administration Department.

You can request a permit for traveling to Thailand with prescription drugs online. As original documents must be sent by post (airmail), it’s important to do this in advance to ensure that your permit for bringing medication to Thailand is issued in time.

The following documents are required for the Thailand application form:

  • Passport copy.
  • Medical prescription written by the applicant’s doctor.

The medical prescription must contain:

  • Patient’s name.
  • Patient’s address.
  • Medical condition and diagnosis.
  • Medication name.
  • Reason for prescription.
  • Dosage amount and total amount prescribed.
  • Prescribing physician’s name, address and license number.

Please note: medicines allowed to travel to Thailand must not exceed a 30 day prescription dosage upon entering or exiting Thailand.

Prohibited drugs and medication in Thailand

Unless your personal medication meets the exceptions under Categories 2, 3 or 4, medication containing narcotic drugs are prohibited in Thailand.

Examples of such substances include:

  • Dexamphetamine.
  • Amphetamine.
  • Cannabis.

Substances of such are deemed to have no medical purpose in Thailand and are consequently prohibited.

Please note: it is imperative to research any medication you plan on carrying on your visit to Thailand prior to your departure.

Traveling to Thailand with medication containing psychotropic substances

Travelers in possession of medication containing psychotropic substances under Categories 2,3 and 4 are not required to declare medication at customs. The medication should be for personal use only and not contain more than 30 days of prescription use. All medication should be accounted for with the authorisation of a prescribing physician. Ensure that you travel with a written authorization when taking prescription drugs to Thailand.

Bringing medication to Thailand information:

  • It is crucial to keep all prescriptions drugs in original packaging.
  • The contents of the medication must be clearly indicated.
  • Supplying others with your medication or selling your medication is strictly forbidden.
  • Travel requirements, laws and medication restrictions can be moderated at any time so please ensure that you check prior to traveling.

For more information and updates, contact The Food and Drug Administration Department

Please visit Food and Drug Administration of Thailand’s website at or contact directly to Drug Control Division, Food and Drug Administration e-mail to or Narcotics Control Division e-mail to

Narcotics Control Division, Food and Drug Administration
Ministry of Public Health
Address: Narcotics Control Division, Food and Drug Administration
Ministry of Public Health, Nonthaburi 11000, THAILAND
Tel : +66 2590 7346, Fax : +66 2591 8471
Email :