Dissolution Solutions Network

News, Stories and Commentary from the Pharma Lab

USP Provides Information on Recall and Reissuance of USP 33–NF 28

USP 32–NF 27 is official at this time and remains official until further notice. USP 33–NF 28, which was released on November 1, 2009 and recalled on January 8, 2010, was not scheduled to become official until May 1, 2010 and should not be used. The current official standards in USP 32–NF 27 can be […]

Effects of sinker shapes on dissolution profiles

“In dissolution testing, according to the U.S. Pharmacopeia, a nonreactive stainless steel wire helix is typically used to sink dosage forms that would otherwise float. The objective of this investigation was to determine if other sinker shapes will influence the rate, extent, or variability of dissolution. Criteria for the optimal sinker were … more“

An Update on PAT Standards Development

Emil Ciurczak met with Gary Ritchie at the 2007 IFPAC conference to discuss the latest in standards development for process analytical technologies (PAT) at USP… …more

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