口服无活性药物并不增加非医源性妊娠的风险。

Taking the nonactive pills doesn't put you at higher risk of unintended pregnancy.

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要点：对于有鼓膜管的耳漏，滴耳液(非氨基糖苷类抗生素联合激素)效果可能更优于口服抗生素和保守观察。

Bottom line: For otorrhea in the presence of PE tubes, ear drops (with a non-aminoglycoside antibiotic and a steroid) may be more beneficial than oral antibiotics or observation.

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“口服非处方咳嗽药效果的证据是无力的，”作者们在今年一月份写道。

"The evidence for effectiveness of oral over-the-counter cough medicines is weak," the authors wrote in late January.

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