RT Journal Article SR Electronic T1 Inspectional Guidelines for Sterile Bulk Antibiotics JF PDA Journal of Pharmaceutical Science and Technology JO PDA J Pharm Sci Technol FD Parenteral Drug Association (PDA) SP 447 OP 451 VO 34 IS 6 A1 Henry L. Avallone YR 1980 UL http://journal.pda.org/content/34/6/447.abstract AB The sterilization of antibiotic powders and subsequent processing prior to filling represents one of the more challenging operations in the pharmaceutical industry. The processing of sterile bulk antibiotic powders involves some aseptic processing procedures not generally utilized in the production of a parenteral dosage form. The general processing procedures associated with sterile bulk production are discussed. Examples pertaining to agency regulatory philosophy are given.