PGD2 allergic rhinitis a medicament for the treatment consisting antagonists and histamine antagonists

摘要

(A) at least one compound selected from the group consisting of a compound represented by formula (I), or a pharmaceutically acceptable salt thereof, and (B) cetirizine, fexofenadine, and loratadine, or a pharmaceutically acceptable salt thereof A pharmaceutical for treating allergic rhinitis, characterized by combining with an acceptable salt. Since the effect of the medicament for treating allergic rhinitis of the present invention exceeds the sum of the effects of taking each drug alone for allergic rhinitis, it is useful as a medicament for treating allergic rhinitis having a strong effect.