definiens: means any Product for [ human ] therapeutic or prophylactic use, that is : ( a ) a TPO [ agonist ] ; ( b ) a TPO / IL3 [ dual agonist ] ; ( c ) a TNF IIL-1 [ dual antagonist ] ; ( d ) [ an agonist of ] any interferon receptor ; ( e ) [ an antagonist of ] any interferon or any interferon receptor ; ( f ) a p40 ( subunit ofIL-12 and IL-23 ) [ antagonist ] ; ( g ) [ an agonist or antagonist of ] CD40 ; ( h ) [ an agonist or antagonist of a ] CD40 ligand ; ( i ) [ an agonist or antagonist of ] B.7.l ( CD80 ) ; ( j ) [ an agonist or antagonist of ] B.7.2 ( CD86 ) ; ( k ) [ an agonist or antagonist of ] CD28 ; or ( 1 ) [ an agonist or antagonist of ] CTLA4