Study of Compound Danshen Dripping Pills to Treat Acute Mountain Sickness

Inclusion Criteria: * aged 18-45 years，Male or female, plain natives * first stationed at high altitude above 3,000 meters * Upon physical examination before enrollment in good health * BMI 19 to 24; (weight kg / height Sqm ) * voluntary signs the informed consent Exclusion Criteria: * menstruation, pregnancy and breast-feeding women * smoking, alcohol and drug abusers * Clear history of drug allergy or allergic persons * application of various drugs (including traditional Chinese medicine) two weeks ago * Combined with severe liver and kidney dysfunction (cardiac function Grade ≥3, liver function Grade \> 2 times of the upper limit of normal, Cr\> upper limit of normal); * Subject with blood donation experiences or blood test experiences within three months before be selected. * C- reactive protein test results exceed the upper limit of normal. * clinically significant gastrointestinal disease, mental illness and diabetes, hyperthyroidism and other metabolic diseases; * Past suffering from cardiovascular and cerebrovascular disease * fatigue syndrome that is not by high altitude-induced * primary headache * Vomiting due to other causes, such as digestive disorders as a result of the vomiting reflex, vomiting vestibular disorders, neurotic vomiting; * Allergies * Who participated in clinical trials of other drugs within a month * blood circulation, increase immunity and antioxidant drug users