| abstract |
The present invention provides a pharmaceutical composition for treating or preventing glaucoma containing a pyridylaminoacetic acid compound represented by the following formula (1) or a pharmacologically acceptable salt thereof as an active ingredient. ≪ Formula 1 > Wherein R 1 , R 2 and R 3 each independently represent a hydrogen atom or the like and Y represents a bicyclic heteroaromatic ring which may be substituted with a halogen atom or the like or a group -Q 1 -Q 2 , Q 1 represents an arylene group or the like, Q 2 represents an aromatic ring which may be substituted with a halogen atom, etc., and Z represents an aromatic ring which may be substituted with a halogen atom or the like] |