When di huang has been just prepared by drying, it is called sheng di huang. Sheng means raw.
| Pharmaceutical name: | Radix Rehmanniae |
| Latin botanical name: | Rehmannia. lutea Max. var. Purpurea Makino {筧 橋 地 黃 ) |
| Pron. in Japanese: | shojio for sheng di huang. jukujio for shu di huang |
| Pron. in Korean: | sukchihwang for shu di huang, saengchihwang for sheng di huang |
| Pron. in Cantonese: | te wong |
| Common Name: | rehmannia |
| Distribution: | |
| Properties (characteristics) | sweet, bitter. Sheng di huang is cold and shu di huang is warm.甜﹐苦。生地黃寒。熟地黃溫。 |
| Channels (meridians) entered: | heart, kidney, and liver channels.入心﹐腎﹐肝經。 |
| Actions & Indications: | It is being used as a blood tonic usually for the weakness caused by tuberculosis, vomiting blood, nose bleeding, coughing blood, bleeding in the uterus. |
| Medical Function: | 1. Medium dosages strengthen the function of the heart. Large doses are toxic for the heart. 2. Increases blood pressure. 3. Small doses constrict the blood vessels and large doses dilate the blood vessel. 4. It possesses the characteristics of diuretics. 5. It decreases the blood sugar and inhibits carbohydrates being converted into blood sugar. |
| Chemical ingredients: | β-sitosterol, mannitol, stigmasterol, campesterol, rehmannin, catapol, arginine, glucose |
| Dosage: | 10 grams to 30 grams per day, boiled with water. Raw sheng di huang juice can be used on open wounds. |
| Samples of formulae: | shi quan da bu tang, liu wei di huang wan, zhi bai di huang wan, |
| Modern Research: | To be loaded |
| Cautions: | Use caution when using large dosages. Large doses has shown to be toxic for the heart of frogs. Sheng di huang should not be used in cases of pixu with dampness, or in cases of yangxu, and in pregnant women with blood deficiency of pixu or weixu (stomach deficiency). Shu di huang is less toxic and the side effects are mild. The side effects can include diarrhea, abdominal pain, dizziness, weakness, and palpitations. 大劑量可能對心臟有毒。 生地黃﹕脾虛濕重﹐陽虛﹐大便溏瀉者不宜用；中焦濕勝者要慎用為宜。懷孕期間有血虛﹐脾胃虛弱不宜用。 熟地黃﹕熟地毒素較弱但脾胃虛弱﹐痰多﹐中焦濕蘊，一般忌用熟地。 副作用包括腹痛﹐眩暈﹐無力﹐心律不整。 |
