The present invention is directed to a novel method for preventing or treating respiratory infections and acute otitis media in infants. The method comprises the administration of a therapeutically effective amount of a Bifidobacteria strain and an adherence-promoting probiotic, such as LGG, to the infant.本發明係有關預防或治療嬰兒呼吸感染和急性中耳炎之新穎方法。該方法包括將治療有效量的雙歧桿菌(Bifidobacteria)菌株以及黏著性促進用之原生素(probiotic)(諸如LGG)投予嬰兒。