A - Human Necessities – 61 – K
Patent
A - Human Necessities
61
K
A61K 31/40 (2006.01) A61K 31/445 (2006.01)
Patent
CA 2054203
Compounds of formula (I), wherein R1 and R2 together represent two vicinal hydrogen atoms, or form a second bond between the vicinal carbon atoms to which they are attached; R3 represents H, OH, alkoxy or protected hydroxy; R4 repres- ents OH; R5 represents H, alkyl or alkenyl; R6 and R7 independently represent O, (H,OH), (H,protected hydroxy) or (H,al- koxy); X and Y independently represent O, (H,OH) or (H,H); n is 1 or 2; or pharmaceutically acceptable derivatives there- of; are provided for the treatment of reversible obstructive airways disease, particularly asthma. Compositions containing such compounds are also disclosed.
Akutsu Ikuo
Fukuda Takeshi
Jackson Dale Michael
Makino Sohei
Norris Alan Anthony
Astellas Pharma Inc.
Fujisawa Pharmaceutical Co. Ltd.
Ridout & Maybee Llp
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