An adhesive preparation which has a pressure-sensitive adhesive layer comprising two components, i.e., a C1-4 alcohol ester of 4-{[2-((1R,2R,3R)-3-hydroxy-2-{(1E,3S)-3-hydroxy-4-[3-(methoxymethyl)phenyl]but-1-enyl}-5-osocyclopentyl)ethyl]sulfanyl}butanoic acid and a silicone-based pressure-sensitive adhesive. This is an effective and safe preparation which is stable, shows little change in skin permability and release a drug not rapidly but continuously.