← 483 OBSERVATION EXPLORER

FDA 483 OBSERVATION · #328 OF 1,000 MOST-CITED

Thorough investigations

FDA cited this observation 64 times across 62 firms in recent inspections. Below: how it breaks down by program area and fiscal year, and real examples of how FDA worded it on Form FDA 483.

BY PROGRAM AREA
Biologics64
BY FISCAL YEAR
FY20264
FY202516
FY20244
FY20236
FY202210
FY20211
FY20201
FY201911
FY20186
FY20175

How FDA worded it — real examples

Failure to perform a thorough investigation and make a record of the conclusions and follow-up of an unexplained discrepancy.

Biomat USA Inc · Lufkin, Texas · Biologics · 2026-04-14

Failure to perform a thorough investigation and make a record of the conclusions and follow-up of an unexplained discrepancy.

The Blood Connection - Lexington · Lexington, South Carolina · Biologics · 2026-01-13

Failure to perform a thorough investigation and make a record of the conclusions and follow-up of an unexplained discrepancy.

BioLife Plasma Services LP · Fort Worth, Texas · Biologics · 2025-12-05

Failure to perform a thorough investigation and make a record of the conclusions and follow-up of an unexplained discrepancy.

Biomat USA Inc · Killeen, Texas · Biologics · 2025-11-06

Failure to perform a thorough investigation and make a record of the conclusions and follow-up of an unexplained discrepancy.

Creative Testing Solutions · Tempe, Arizona · Biologics · 2025-08-29

Failure to perform a thorough investigation and make a record of the conclusions and follow-up of an unexplained discrepancy.

Central California Blood Center · Fresno, California · Biologics · 2025-08-29

Related SPEQ references

Where to read the requirements behind this observation area on SPEQ. These are SPEQ's topic and audience pages — not an FDA classification of the citation.

Quality risk managementBiologics industry

Examples are a representative sample of FDA's published inspection observations. SPEQ is not affiliated with the FDA; this is a reference view of public FDA data.

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