Category
Weight-loss medication in Thailand
GLP-1 medicines such as semaglutide and tirzepatide are registered in Thailand. Most injections need a prescription. Phentermine is a controlled psychotropic substance.
- Ingredients
- 5
- Available in Thailand
- 5
- Thai products on record
- 44
- Controlled
- 1
Compare weight-loss medicines in Thailand
| Ingredient | Known brands | In Thailand | Thai products | Controlled | Travellers |
|---|---|---|---|---|---|
| SemaglutideGLP-1 receptor agonist | Ozempic, Wegovy, Rybelsus | Registered | 23 | No | Allowed |
| TirzepatideGIP/GLP-1 receptor agonist | Mounjaro | Registered | 12 | No | Allowed |
| LiraglutideGLP-1 receptor agonist | Saxenda, Victoza | Registered | 5 | No | Allowed |
| OrlistatLipase inhibitor | Xenical | Registered | 1 | No | Allowed |
| PhentermineAppetite suppressant (sympathomimetic) | Duromine | Legally supplied | 3 | Psychotropic · Cat. 2 | Prescription ≤30 days · permit 31–90 days |
“Thai products” counts active Thai FDA registrations plus controlled medicines supplied under Narcotics Control Division permits. Last checked 30 September 2026.
Brand names
- OzempicSemaglutideAvailable in Thailand
- WegovySemaglutideAvailable in Thailand
- RybelsusSemaglutideAvailable in Thailand
- MounjaroTirzepatideAvailable in Thailand
- SaxendaLiraglutideAvailable in Thailand
- VictozaLiraglutideAvailable in Thailand
- XenicalOrlistatAvailable in Thailand
- DurominePhentermineAvailable in Thailand
Questions
Which weight-loss medicines are available in Thailand?
Semaglutide, Tirzepatide, Liraglutide, Orlistat and Phentermine are available in Thailand, with 44 Thai products between them on official Thai FDA records.
Are weight-loss medicines controlled substances in Thailand?
Phentermine (Psychotropic substance, Category 2) is controlled under Thai narcotics law. Semaglutide, Tirzepatide, Liraglutide and Orlistat are not.
Can I bring weight-loss medicines into Thailand?
Ordinary medicines (Semaglutide, Tirzepatide, Liraglutide and Orlistat) are allowed for personal use, up to 30 days’ supply with your prescription. Psychotropic medicines (Phentermine) are allowed up to 30 days’ supply with a prescription, and need a Thai FDA permit for 31–90 days.
General information from official Thai FDA records, not medical advice. Medicines in the same category are not interchangeable, so talk to a doctor or pharmacist before you start, stop or switch a medicine. Medical disclaimer