According to the present invention, there is provided a pharmaceutical composition or the like including an antibody. The antibody system specifically binds to human TLR7 or monkey TLR7, and does not bind to mouse TLR7 or rat TLR7, and has a function of suppressing human TLR7 or monkey TLR7. Of activity.藉由本發明而提供一種包含抗體的醫藥組成物等,該抗體係特異性地結合至人類TLR7或猴TLR7,且不結合至小鼠TLR7或大鼠TLR7,而具有抑制人類TLR7或猴TLR7的機能之活性。