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Breaking old habits: Moving away from commonly used buffers in pharmaceuticals

10 July 2012 | By David Sek, Research Scientist, Pfizer

One of the key factors in stabilising proteins is determining the optimal pH and buffer system to provide adequate solubility and stability. Currently, three buffers, citrate, phosphate and acetate, make up the majority of buffers used in parenteral pharmaceuticals approved by the FDA, but less precedented excipients are certainly available…