PROPHYLACTIC/THERAPEUTIC AGENT FOR INFLUENZA VIRUS INFECTION

摘要

Provided is a prophylactic/therapeutic agent for influenza virus infection, which can exert the effect thereof prior to the infection with an influenza virus, in an early phase of the infection, and in a middle and late phase of the infection and is highly safe for human bodies. A prophylactic/therapeutic agent for influenza virus infection, which comprises 5-aminolevulinic acid (5-ALA), a derivative of the compound or a salt of the compound or the derivative and an iron compound as active ingredients, is prepared. The prophylactic/therapeutic agent can be used for improving (or preventing) the decrease in the amount of a food ingested, the amount of water taken and a body weight, for improving the increase in (or reducing) the amount of a ketone body, which is a causative substance for ketosis, in the blood, for improving (or preventing) the decrease in the amount of ATP in the blood, or for improving the decrease in (or increasing) a survival rate or the temperature on the surface of the body.