Table 6 Formulations and dosages of available opioids in Thailand [50]

Tramadol hydrochloride (injectable form)

50 mg/ml

Tramadol hydrochloride (capsule)

50 mg

Tramadol hydrochloride (sustained release tablet)

100 mg

Morphine sulfate (injectable form)

10 mg/ml

Morphine sulfate (immediate release oral solution)

2 mg/ml

Morphine sulfate (immediate release tablet)

10 mg

MST Continus (sustained release morphine tablet)

10 mg, 30 mg, 60 mg

Kapanol (sustained release morphine capsule)

20 mg, 50 mg, 100 mg

Pethidine hydrochloride (injectable form)

50 mg/ml

Fentanyl GPO TTS^a

12 mcg/h, 25 mcg/h, 50 mcg/h

Fentanyl citrate (injectable form)

0.1 mg/ml

Codeine phosphate (tablet)

15 mg, 30 mg

Methadone hydrochloride (tablet)

10 mg