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服用避孕药,也会有失灵的时候。除了服用方法不当、服用者的个体差异外,你还要注意,看是不是服用了以下可导致避孕无效的药物。
Taking contraceptives, there will be failure. In addition to taking improper methods, individual differences in the user, you should also pay attention to see if you take the following drugs can lead to ineffective contraception.