There are two kinds of medicine combined in this inhaler.
「この吸入薬は2種類の薬の成分が入っている配合薬です」= This inhaler contains two medicines combined. / There are two kinds of medicine combined in this inhaler
ボキャブラリー
inhaler = 吸入薬
contains = 入っている
two medicines combined = 2種類の薬の成分が入っている