With Radioimunoassay (RIA) to determine Digoxin content in 315 kinds of Chinese Medicinal Herb decoctions often used clinically,results showed that 89 kinds of the herbs contained Digoxin, the lowest Digoxin content being 22. 10ng/L and the highest 8000.00ng/L, the content in control group being zero.Samples of 23 kinds of Chinese Medicinal Herbs containing Digoxin, Were stored under the condition of the temperature 0°C, 4°C and normal room temperture for 30 days, in 14 of which digoxin was still assayable with little change in content from t...
