September 12th 2025
Bram Baert, global head of Regulatory Affairs at Lonza CHI, gives his perspective on the impact of the EC’s decision on the use of TiO2 in drug products.
IPEC-Americas? Updated Significant Change Guide for Bulk Pharmaceutical Excipients
March 2nd 2005IPEC-Americas has just completed a major update to its significant change guideline to address current issues in the manufacture of excipient ingredients and to assist manufacturers in developing an impurity profile.
Toward a Generic Approach for Stress Testing of Drug Substances and Drug Products
February 2nd 2005The Impurity Profiling Group reviews stress testing according to regulatory guidance documents. The authors emphasize what should be considered for late clinical phases and for registration application dossiers.
Comparison of EP "Heavy Metals" Test with USP "Conductivity" Test
January 2nd 2005Comparative studies of the US Pharmacopeia (645) "Conductivity" and the European Pharmacopeia "Heavy Metals" tests were conducted to demonstrate that the USP method can determine the presence or absence of heavy metals in process water samples.