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Wei et al., 2018 - Google Patents

Characterization and stability of amorphous tadalafil and four crystalline polymorphs

Wei et al., 2018

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Document ID
3336640603432411601
Author
Wei Y
Ling Y
Su M
Qin L
Zhang J
Gao Y
Qian S
Publication year
Publication venue
Chemical and Pharmaceutical Bulletin

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Abstract Tadalafil (TD), a phosphodiesterase-5 (PDE-5) inhibitor with poor oral bioavailability. The aim of the study was to prepare and characterize three crystalline polymorphs of TD (II, III, and IV) and the tadalafil amorphous form (TD-AM). TD polymorphs …
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