摘要 |
An appetite-stimulating agent and a therapeutic agent for anorexia, each comprising, as an active ingredient, a sulfonamide derivative or sulfonic acid ester derivative represented by the following general formula (I): wherein the ring A represents a monocyclic or bicyclic aromatic ring which may be substituted, the ring B represents a 6-membered unsaturated hydrocarbon ring or a 6-membered unsaturated heterocyclic ring containing one nitrogen atom as a heteroatom, each of which may be substituted, the ring C represents a 5-membered heterocyclic ring containing one or two nitrogen atoms, which may be substituted, W represents a single bond or -CH-CH-, X represents -N(R<SUP>1</SUP>)- or an oxygen atom, Y represents a carbon atom or a nitrogen atom, Z represents -N(R<SUP>2</SUP>)- or a nitrogen atom, and R<SUP>1 </SUP>and R<SUP>2 </SUP>may be identical or different and each represents a hydrogen atom or a lower alkyl group, or a pharmacologically acceptable salt thereof, or a hydrate thereof.
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