| 摘要 |
PROBLEM TO BE SOLVED: To provide a pharmaceutical for preventing or treating a pruritic symptom. SOLUTION: This pharmaceutical for preventing or treating the pruritic symptom contains a prostaglandin derivative expressed by formula [I] (X<SP>1</SP>and X<SP>2</SP>are each different from each other and each H, a halogen or hydroxy), its pharmaceutically acceptable salt, or a hydrate thereof as an active ingredient. COPYRIGHT: (C)2005,JPO&NCIPI
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