三七能在不到20年的时间得以被认可，主要是它有着良好的止血效果。广泛地栽培品种也保证其药品来源。
As an effective blood - stanching herb, Sanchi (Radix Notoginseng) is approved in nearly 20 years and is cultivated widely with its sources ensured.
三七虽然也具有一定的补益作用，但在临床上主要表现为活血止血；
Therefore , the pharmacological effects andtraditionalapplications of the three herbs showed some similarities and ifferences .
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