DRUG FOR INHIBITING VASCULAR INTIMAL HYPERPLASIA

DRUG FOR INHIBITING VASCULAR INTIMAL HYPERPLASIA

To provide an intimal hyperplasia inhibitor useful for prevention of restenosis after percutaneous transluminal coronary angioplasty (PTCA) or vascular stent placement or treatment of its progress. An intimal hyperplasia inhibitor containing a 3(2H)-pyridazinone compound represented by the formula (...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: SHUDO NORIMASA, TSURUZOE NOBUTOMO, NISHIYAMA HIROSHI
Format: Patent
Sprache:eng
Schlagworte:
CHEMISTRY
HETEROCYCLIC COMPOUNDS
HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
METALLURGY
ORGANIC CHEMISTRY
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
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Beschreibung
Zusammenfassung:To provide an intimal hyperplasia inhibitor useful for prevention of restenosis after percutaneous transluminal coronary angioplasty (PTCA) or vascular stent placement or treatment of its progress. An intimal hyperplasia inhibitor containing a 3(2H)-pyridazinone compound represented by the formula (I): [wherein each of R1, R2 and R3 is independently a hydrogen atom or a C1-6 alkyl group, X is a halogen atom, cyano or a hydrogen atom, Y is a halogen atom, trifluoromethyl or a hydrogen atom, and A is a C1-8 alkylene which may be substituted with a hydroxyl group] or a pharmacologically acceptable salt thereof.