Objective:To eliminate the bacteriostatic action ofA,wei Capsule in microbial limit examination so as to establishing the method ofmicrobial limit for A,wei Capsule.Methods:The plating and culture medium diluted methods were used to determine the antimicrobial effect ofA,wei Capsule by recovery rates with 5 control trains.Results:According to the results, the recovery rates were higher than 70% by culture medium diluted method, which indicated no antimicrobial effect with them.Conclusion:According to the results, the culture medium diluted method can eliminate the bacteriostatic action ofA,wei Capsule preferably with accurate result and reaching the objective.