| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide hexyl ester of 5-aminolevulinic acid (5-ALA) or a pharmaceutically acceptable salt thereof and use thereof, in the manufacture of a composition for use in a method of photodynamic therapy (PDT) on an animal to treat the viral infection of lining of the vagina, uterine cervix, and uterus.SOLUTION: The PDT comprises the steps of: (a) administering to an animal a composition; and (b) photoactivating the hexyl ester of 5-ALA. Further, the PDT uses (i): the composition comprises the hexyl ester of 5-ALA in a concentration of 0.5 to 6 wt.% in combination with (iii): the photoactivation is carried out with a light source having a fluence rate of 5 to 40 mW/cm, thereby preventing or reducing side-effect of the PDT.</p> |
