Selected passages from the FDA letter
Quoted FDA text from the published dataset. These selected excerpts are not the complete letter.
Passage 1Failure to ensure that, for each batch of API, appropriate laboratory tests are conducted to determine conformance to specifications.
Passage 2Failure to ensure that all specifications test procedures are scientifically sound and appropriate to ensure that your raw materials conform to established standards of quality and purity.
Passage 3Your firm did not demonstrate that you adequately test incoming lots of **(b)(4)**, which is used to manufacture **(b)(4)**. For example, you relied on your vendor’s COA for **(b)(4)** testing that did not include potentially harmful impurities (e.g., **(b)(4)**).
Passage 4Your firm failed to establish adequate written procedures for production and process control designed to assure that the drug products you manufacture have the identity, strength, quality, and purity they purport or are represented to possess (21 CFR 211.100(a)).
Passage 5Your firm failed to establish and follow appropriate written procedures that are designed to prevent microbiological contamination of drug products purporting to be sterile, and that include validation of all aseptic and sterilization processes (21 CFR 211.113(b)).
Citations in the original letter
As cited in this historical letter, not a statement of current regulatory requirements.
- 21 CFR 210
- 21 CFR 211.100(a)
- 21 CFR 211.113(b)