Objective: To explore the rules of compatibility of the antagonistic combination of 'Zingiberis Rhizoma and Scutellariae Radix' in clinical. Method: The prescriptions included the application of 'Zingiberis Rhizoma and Scutellariae Radix' were systematically retrieved in databases

and the collation and analysis of related diseases

dosage

compatibility proportion and preparation formulation were analyzed by Excel of Microsoft 2007. Result: The prescriptions included the antagonistic combination of 'Zingiberis Rhizoma and Scutellariae Radix' were mainly used for the treatment of internal diseases (878 cases

90%)

which was followed by surgical diseases (52 cases

5%)

gynecological diseases (17 cases

2%)

and so on. In the internal diseases

the quantity of morbidity of spleen-stomach diseases was the most

which was accounted for 80% (705 cases) of the total. Others were diseases of pulmonary system (63 cases

7%)

and diseases in the liver and gallbladder (46 cases

5%).In the prescriptions

the dosages of Radix Scutellariae were primarily 10

9

6

15 g

82% of which were in the range provided by Chinese Pharmacopoeia. The dosages of Zingiberis Rhizoma were mainly 10 g and 6 g

95% of which were in the range provided by Chinese Pharmacopoeia. And the compatibility proportion of 'Zingiberis Rhizoma and Scutellariae Radix' was mostly 1 to 1

which was accounted for 36%. Conclusion: The antagonistic combination of 'Zingiberis Rhizoma and Scutellariae Radix' was widely used in a variety of interior

exterior

gynaecology

paediatrics and other syndromes. The application of the antagonistic combination was proved have a satisfactory efficacy

though the two drugs have the contrary property.