Diapine (diazepam)
Diazepam · Benzodiazepine
Used for: Anxiety, muscle spasm, seizures and alcohol withdrawal.
- Available in Thailand
- YesDiapine is supplied under permit in Thailand
- Active ingredient
- DiazepamBenzodiazepine
- Prescription
- Prescription only (controlled substance)Dispensed only against a prescription, usually through hospitals and licensed clinics.
- Controlled substance
- Psychotropic substance, Category 4Thai narcotics law
- Bringing it in
- Prescription ≤30 days · permit 31–90 daysTraveller rules
Source: Thai FDA official records · Last checked
What is Diapine?
Diapine is a brand of diazepam sold in Thailand. Diazepam is a benzodiazepine used for anxiety, muscle spasm, seizures and alcohol withdrawal. It is supplied in Thailand under Thai FDA controlled-substance permits. Brand names differ between countries, so outside Thailand ask for diazepam by name.
Is Diapine available in Thailand?
Yes. Diapine is supplied in Thailand under controlled-substance permits issued by the Thai FDA Narcotics Control Division. The most recent permit on record is from 2024. As a controlled medicine it is dispensed through hospitals and licensed clinics rather than ordinary pharmacies.
Controlled-substance supply: Diapine
Diazepam is a controlled substance, so it is not on the ordinary medicine register. These products are imported or made under permits and certificates from the Thai FDA Narcotics Control Division.
Do I need a prescription for Diapine in Thailand?
Yes. Diazepam is a psychotropic substance, Category 4 under Thai law. It is only dispensed against a prescription, usually through hospitals and licensed clinics.
Can I bring Diapine into Thailand?
Prescription ≤30 days · permit 31–90 days
Up to 30 days’ supply with a prescription. 31–90 days needs a Thai FDA permit.
- Up to 30 days’ supply: carry a medical certificate or prescription from your doctor. No permit is needed.
- 31 to 90 days’ supply: apply for a Thai FDA permit online at least 15 days before you travel.
- Permits are usually issued in about 3 working days.
- More than 90 days’ supply is not allowed.
Legal basis: Narcotics Code; Ministerial Regulation B.E. 2567 (2024), in force 21 September 2024. Thai FDA: guidance for travellers carrying narcotic or psychotropic medicines · Thai FDA: Permit for Traveller
Is Diapine a narcotic or controlled substance in Thailand?
Yes. Diapine (diazepam) is listed as a psychotropic substance, Category 4 on the Thai FDA Narcotics Control Division’s list.
Other diazepam products in Thailand
These contain the same active ingredient as Diapine. They are not necessarily interchangeable: strength, form and approved uses can differ, so talk to your doctor before switching.
Thai brand names for diazepam
See every diazepam product in Thailand → · Thai brand names A–Z
Sources
- Thai FDA medicine register (ระบบค้นหาข้อมูลผลิตภัณฑ์ยา), active-ingredient search for “Diazepam”, retrieved 30 September 2026
- Thai FDA search centre: narcotic and psychotropic products (Narcotics Control Division), retrieved 30 September 2026
- Thai FDA Narcotics Control Division, Permit for Traveller: drug list, retrieved 30 September 2026
- Thai FDA: guidance for travellers carrying narcotic or psychotropic medicines
- Thai FDA: Permit for Traveller
Registration numbers link to the Thai FDA’s public record for each product. Spotted something out of date? Report a correction.
General information only, not medical or legal advice. Rules change, so confirm with the Thai FDA or a pharmacist before you buy, take or travel with a medicine. Medical disclaimer