It was confirmed that the following <1> to <10> substances have an inhibitory activity on histamine release, whereby a histamine release inhibitor containing any of these substances as a major component could be obtained. <1> Adenosine <2> Guanosine <3> Cytidine <4> Uridine <5> Adenosine monophosphate (AMP) <6> Adenosine diphosphate (ADP) <7> Adenosine triphosphate (ATP)
<8> Adenosine derived from
Phellinus linteus
<9> N-hydroxy-N-methyl-adenosine
<10> N-hydroxy-N-methyl-adenosine derived from
Phellinus linteus
[EN] HISTAMINE RELEASE INHIBITOR<br/>[FR] INHIBITEUR DE LIBÉRATION D'HISTAMINE