A stabilized preparation which comprises: a unstable drug in a polyethylene glycol-containing preparation; and a coating agent comprising a copolyvidone instead of polyethylene glycol with which the drug is coated.
[EN] TRICYCLIC COMPOUNDS, THEIR PRODUCTION AND USE<br/>[FR] COMPOSES TRICYCLIQUES, LEUR PRODUCTION ET LEUR UTILISATION
申请人:TAKEDA CHEMICAL INDUSTRIES, LTD.
公开号:WO1997032871A1
公开(公告)日:1997-09-12
(EN) A compound of formula (I) wherein R1 is an optionally substituted hydrocarbon, amino or heterocyclic group; R2 is H or an optionally substituted hydrocarbon group; R3 is H or an optionally substituted hydrocarbon or heterocyclic group; X is CHR4, NR4, O or S in which R4 is H or an optionally substituted hydrocarbon group; Y is C, CH or N; ring A is an optionally substituted 5- to 7-membered ring; ring B is an optionally substituted benzene ring; and m is 1 to 4, or a salt thereof, a process for producing it, an intermediate for the production and a pharmaceutical composition comprising it are provided.(FR) L'invention concerne un composé de la formule (I) dans laquelle R1 est un groupe hydrocarbure, amino ou hétérocyclique, éventuellement substitué; R2 est H ou un groupe hydrocarbure, éventuellement substitué; R3 est H ou un groupe hydrocarbure ou hétérocyclique, éventuellement subsitué; X est CHR4, NR4, O ou S, où R4 est H ou un groupe hydrocarbure éventuellement substitué; Y est C, CH ou N; A est un cycle à 5 - 7 éléments, éventuellement substitué; B est un cycle benzénique, éventuellement substitué; et m est compris entre 1 et 4. L'invention concerne également un sel de ce composé, un procédé pour le produire, un intermédiaire utile pour cette production et une composition pharmaceutique contenant ce composé.
Percutaneous absorption preparations which make it possible to absorb compounds having a melatonin receptor agonist activity via a convenient administration system, have favorable blood-drug-concentration-time profile and can exert a therapeutic effect on a disease caused by a decrease in secretion of melatonin at night.
Percutaneous absorption preparations which make it possible to absorb compounds having a melatonin receptor agonist activity via a convenient administration system, have favorable blood-drug-concentration-time profile and can exert a therapeutic effect on a disease caused by a decrease in secretion of melatonin at night.
Percutaneous absorption preparations which make it possible to absorb compounds having a melatonin receptor agonist activity via a convenient administration system, have favorable blood-drug-concentration-time profile and can exert a therapeutic effect on a disease caused by a decrease in secretion of melatonin at night.