So-gal(消渴) is a oriental medical pathologic state that is characterized by 3 major symptoms - thirst, polyphasia, polyuria - of which especially thirst features Sang-so(上消). Diabetes mellitus and So-gal(消渴) have many points in common. But there are considerable differencies between them, because they have obviously different diagnostic bases from each other. That is, oriental medicine places more weight on symptoms than clinopathologic laboratory reports. This case of stroke patient complained of severe thirst and additional dryness in the mouth, choking sensation in the chest, hidrosis, insomnia, dark colored urine, constipation. The patient had no clinical history of diabetes mellitus. Based on oriental medical standards, we diagnosed the case as Sang-so(上消). Several herbal medicines were dispensed for 48 days. And considerably effective result were obtained. Object : 1 case of stroke patient who complained severe thirst. Medication : . Seonghyangjeonggisan for 5 days (2000. 6. 9 - 6. 13.) . Paljeongsan for 21 days (2000. 6. 14. -7. 5) . Ikwonsan for 8 days (2000. 7. 6 - 7. 13) . Okcheonsan for 14 days (2000. 7. 14 - 7. 27) Result : 1. After administration of Paljeongsan, dark colored urine turned normal. 2. After administration of Ikwonsan, dryness in the mouth improved. 3. After administration of Okcheonsan, thirst significantly improved. Constipation, choking sensation, hidrosis, insomnia also improved.