abstract |
Provided are an agent for preventing and/or treating a flavivirus infectious disease and a method for preventing and/or treating a flavivirus infectious disease. At least one selected from 5-aminolevulinic acid (5-ALA), a 5-ALA ester, a salt of 5-ALA, or a salt of the 5-ALA ester is used in the agent for preventing and/or treating the flavivirus infectious disease. Examples of the flavivirus to be prevented or treated by 5-ALA or the like can include dengue virus, Zika virus, Japanese encephalitis virus, tick-borne encephalitis virus, West Nile virus, and yellow fever virus. |