R-Den (levonorgestrel)
Levonorgestrel · Progestogen
Used for: Emergency contraception and combined contraceptive pills.
Thai name: อาร์เดน
- Available in Thailand
- YesR-Den is registered in Thailand
- Active ingredient
- LevonorgestrelProgestogen
- Prescription
- Pharmacist only (no prescription needed)
- Controlled substance
- NoNot narcotic or psychotropic
- Bringing it in
- AllowedTraveller rules
Source: Thai FDA official records · Last checked
What is R-Den?
R-Den is a brand of levonorgestrel sold in Thailand. Levonorgestrel is a progestogen used for emergency contraception and combined contraceptive pills. It is registered with the Thai FDA as coated tablet, and the Thai licence holder is บริษัท ไทยนครพัฒนา จำกัด. Brand names differ between countries, so outside Thailand ask for levonorgestrel by name.
Is R-Den available in Thailand?
Yes. R-Den is registered with the Thai FDA. We found 1 active registration, held by บริษัท ไทยนครพัฒนา จำกัด. Registration means the product is licensed for sale in Thailand. It does not guarantee that a particular pharmacy has it in stock.
Thai FDA registered products: R-Den
1 active registration on the Thai FDA medicine register. Select a registration number to open the official record.
Registrations
| Product | Form | Legal class | Registration no. |
|---|---|---|---|
| R-DENอาร์เดน | coated tablet | Pharmacist | 2A 172/34 |
Do I need a prescription for R-Den in Thailand?
Not necessarily. R-Den is classed as a dangerous drug (ยาอันตราย) under the Thai Drugs Act. This means it must be sold by a pharmacist in a licensed pharmacy, but a doctor’s prescription is not legally required.
Can I bring R-Den into Thailand?
Allowed
Allowed for personal use: up to 30 days’ supply
- Bring no more than 30 days’ supply for your own use.
- Keep it in the original container.
- Carry your prescription or a doctor’s letter.
- Medicines cannot be posted or shipped to you in Thailand. The 30-day allowance applies to medicines you carry.
Legal basis: Drugs Act B.E. 2510 (1967), section 13(4). Thai FDA: FAQs on medicines (Drugs Act B.E. 2510, s.13(4))
Is R-Den a narcotic or controlled substance in Thailand?
No. R-Den (levonorgestrel) is not a narcotic or psychotropic substance in Thailand. On the Thai FDA list it appears in the “others” group. The ordinary medicine rules apply.
Other levonorgestrel products in Thailand
These contain the same active ingredient as R-Den. They are not necessarily interchangeable: strength, form and approved uses can differ, so talk to your doctor before switching.
Thai brand names for levonorgestrel
- Abca
- Anna
- Cleo
- Diora
- Emma
- Ethy
- Ethy-F
- Ginny
- Jadelle
- Janny
- Janny-One
- Lady-One
- Lermera
- Levon-E
- Leya
- Lina
- Lola
- Madonna
- Maple
- Mary
- Microgynon
- Microlenyn
- Milly
- Mirena
and 10 more.
See every levonorgestrel product in Thailand → · Thai brand names A–Z
Sources
- Thai FDA medicine register (ระบบค้นหาข้อมูลผลิตภัณฑ์ยา), active-ingredient search for “Levonorgestrel”, retrieved 30 September 2026
- Thai FDA Narcotics Control Division, Permit for Traveller: drug list, retrieved 30 September 2026
- Thai FDA: FAQs on medicines (Drugs Act B.E. 2510, s.13(4))
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