Abstract: Since a compound represented by the general formula (I) (wherein definition of each group is as described in the specification), a salt thereof, a solvate thereof, or a prodrug thereof has strong and sustaining intraocular pressure lowering activity and, further, has no side effect on eyes such as ocular stimulating property (hyperemia, corneal clouding etc.), aqueous humor protein rise etc., it has high safety, and can be an excellent agent for preventing and/or treating glaucoma etc.

Abstract: Since a compound represented by the general formula (I) (wherein definition of each group is as described in the specification), a salt thereof, a solvate thereof, or a prodrug thereof has strong and sustaining intraocular pressure lowering activity and, further, has no side effect on eyes such as ocular stimulating property (hyperemia, corneal clouding etc.), aqueous humor protein rise etc., it has high safety, and can be an excellent agent for preventing and/or treating glaucoma etc.

Abstract: A compound represented by general formula (I): (wherein in the formula, all the symbols have the same meanings as those described in the specification), or a pharmaceutically acceptable salt thereof is useful as a medicament's active ingredient having an EP4 receptor antagonistic activity, in preventing and/or treating disease caused by activation of an EP4 receptor.

Abstract: A medicinal agent for the prevention and/or treatment of diseases caused by EP4 receptor activation is disclosed. A compound having antagonistic activity against the EP4 receptor is contained as an active ingredient in the medicinal agent. The compound represented by the following general formula (I) as defined in the specification, a salt, an N-oxide, or a solvate thereof, or a prodrug of these is useful as a medicinal component having antagonistic activity against the EP4 receptor for the prevention and/or treatment of diseases caused by EP4 receptor activation.

Abstract: A medicinal agent for the prevention and/or treatment of diseases caused by EP4 receptor activation is disclosed. A compound having antagonistic activity against the EP4 receptor is contained as an active ingredient in the medicinal agent. The compound represented by the following general formula (I) as defined in the specification, a salt, an N-oxide, or a solvate thereof, or a prodrug of these is useful as a medicinal component having antagonistic activity against the EP4 receptor for the prevention and/or treatment of diseases caused by EP4 receptor activation.

Abstract: Since a compound represented by the general formula (I) (wherein definition of each group is as described in the specification), a salt thereof, a solvate thereof, or a prodrug thereof has strong and sustaining intraocular pressure lowering activity and, further, has no side effect on eyes such as ocular stimulating property (hyperemia, corneal clouding etc.), aqueous humor protein rise etc., it has high safety, and can be an excellent agent for preventing and/or treating glaucoma etc.

Abstract: A compound represented by general formula (I): (wherein in the formula, all the symbols have the same meanings as those described in the specification), or a pharmaceutically acceptable salt thereof is useful as a medicament's active ingredient having an EP4 receptor antagonistic activity, in preventing and/or treating disease caused by activation of an EP4 receptor.

Abstract: Since a compound represented by the general formula (I) (wherein definition of each group is as described in the specification), a salt thereof, a solvate thereof, or a prodrug thereof has strong and sustaining intraocular pressure lowering activity and, further, has no side effect on eyes such as ocular stimulating property (hyperemia, corneal clouding etc.), aqueous humor protein rise etc., it has high safety, and can be an excellent agent for preventing and/or treating glaucoma etc.

Abstract: A medicinal agent for the prevention and/or treatment of diseases caused by EP4 receptor activation is disclosed. A compound having antagonistic activity against the EP4 receptor is contained as an active ingredient in the medicinal agent. The compound represented by the following general formula (I) as defined in the specification, a salt, an N-oxide, or a solvate thereof, or a prodrug of these is useful as a medicinal component having antagonistic activity against the EP4 receptor for the prevention and/or treatment of diseases caused by EP4 receptor activation.

Abstract: Since a compound represented by the general formula (I) (wherein definition of each group is as described in the specification), a salt thereof, a solvate thereof, or a prodrug thereof has strong and sustaining intraocular pressure lowering activity and, further, has no side effect on eyes such as ocular stimulating property (hyperemia, corneal clouding etc.), aqueous humor protein rise etc., it has high safety, and can be an excellent agent for preventing and/or treating glaucoma etc.

Abstract: A medicinal agent for the prevention and/or treatment of diseases caused by EP4 receptor activation. A compound having antagonistic activity against the EP4 receptor is contained as an active ingredient in the medicinal agent. The compound represented by the following general formula (I) as defined in the specification, a salt, an N-oxide, or a solvate thereof, or a prodrug of these is useful as a medicinal component having antagonistic activity against the EP4 receptor for the prevention and/or treatment of diseases caused by EP4 receptor activation.

Abstract: Provided is an EP2 agonist having excellent safety. A compound represented by general formula (I) (wherein all symbols are as defined in the description), a salt or N-oxide of the compound, or a solvate or prodrug of the compound or the salt or N-oxide has an EP2 agonist activity and is highly safe, and is therefore useful as a medicine, particularly a therapeutic agent for diseases associated with EP2 receptors, such as immune diseases, allergic diseases, neuronal death, dysmenorrhea, premature birth, miscarriage, baldness, ocular diseases, erectile dysfunction, arthritis, lung injury, pulmonary fibrosis, pulmonary emphysema, bronchitis, chronic obstructive pulmonary disease, bone diseases and cartilage injury.

Abstract: Since a compound represented by the general formula (I) (wherein definition of each group is as described in the specification), a salt thereof, a solvate thereof, or a prodrug thereof has strong and sustaining intraocular pressure lowering activity and, further, has no side effect on eyes such as ocular stimulating property (hyperemia, corneal clouding etc.), aqueous humor protein rise etc., it has high safety, and can be an excellent agent for preventing and/or treating glaucoma etc.

Abstract: Since a compound represented by the general formula (I) (wherein definition of each group is as described in the specification), a salt thereof, a solvate thereof, or a prodrug thereof has strong and sustaining intraocular pressure lowering activity and, further, has no side effect on eyes such as ocular stimulating property (hyperemia, corneal clouding etc.), aqueous humor protein rise etc., it has high safety, and can be an excellent agent for preventing and/or treating glaucoma etc.

Abstract: A medicinal agent for the prevention and/or treatment of diseases caused by EP4 receptor activation. A compound having antagonistic activity against the EP4 receptor is contained as an active ingredient in the medicinal agent. The compound represented by the following general formula (I) as defined in the specification, a salt, an N-oxide, or a solvate thereof, or a prodrug of these is useful as a medicinal component having antagonistic activity against the EP4 receptor for the prevention and/or treatment of diseases caused by EP4 receptor activation.

Abstract: A medicinal agent for the prevention and/or treatment of diseases caused by EP4 receptor activation. A compound having antagonistic activity against the EP4 receptor is contained as an active ingredient in the medicinal agent. The compound represented by the following general formula (I) as defined in the specification, a salt, an N-oxide, or a solvate thereof, or a prodrug of these is useful as a medicinal component having antagonistic activity against the EP4 receptor for the prevention and/or treatment of diseases caused by EP4 receptor activation.

Abstract: Provided is an EP2 agonist having excellent safety. A compound represented by general formula (I) (wherein all symbols are as defined in the description), a salt or N-oxide of the compound, or a solvate or prodrug of the compound or the salt or N-oxide has an EP2 agonist activity and is highly safe, and is therefore useful as a medicine, particularly a therapeutic agent for diseases associated with EP2 receptors, such as immune diseases, allergic diseases, neuronal death, dysmenorrhea, premature birth, miscarriage, baldness, ocular diseases, erectile dysfunction, arthritis, lung injury, pulmonary fibrosis, pulmonary emphysema, bronchitis, chronic obstructive pulmonary disease, bone diseases and cartilage injury.

Abstract: Since a compound represented by the general formula (I) (wherein definition of each group is as described in the specification), a salt thereof, a solvate thereof, or a prodrug thereof has strong and sustaining intraocular pressure lowering activity and, further, has no side effect on eyes such as ocular stimulating property (hyperemia, corneal clouding etc.), aqueous humor protein rise etc., it has high safety, and can be an excellent agent for preventing and/or treating glaucoma etc.

Abstract: A compound represented by general formula (I) wherein all symbols are as defined in the specification, a salt or N-oxide of the compound, or a solvate or prodrug of the compound or the salt or N-oxide has a selective EP2 agonist activity and is highly safe, and is therefore useful as a drug, especially as a therapeutic agent for EP2 receptor-related diseases including immune diseases, allergic diseases, neuronal death, dysmenorrhea, premature birth, miscarriage, baldness, ocular diseases, erectile dysfunction, arthritis, lung injury, pulmonary fibrosis, pulmonary emphysema, bronchitis, chronic obstructive pulmonary disease, bone diseases, cartilage injury and others.

Abstract: Since a compound represented by the general formula (I) (wherein definition of each group is as described in the specification), a salt thereof, a solvate thereof, or a prodrug thereof has strong and sustaining intraocular pressure lowering activity and, further, has no side effect on eyes such as ocular stimulating property (hyperemia, corneal clouding etc.), aqueous humor protein rise etc., it has high safety, and can be an excellent agent for preventing and/or treating glaucoma etc.