A medical aid for the direct transport of at least one drug into lung regions of a patient, wherein provided as the carrier for at least one active substance is at least one semifluorinated alkane in which the at least one active substance is purely physically dissolved in a homogeneous phase.本發明係關於一種用於直接輸送至少一藥物進入患者肺部區域的醫療輔助物,其中至少一半氟化烷類係提供作為至少一活性物質的載體,且於該至少一半氟化烷類中該至少一活性物質係純物理地溶解成一均勻相。