Form FDA 483 · Issued 2026-03-13
Isorx Cyclotron Center — FDA Form 483 Analysis
FEI: 3021621451 · Sector: Pharmaceuticals & Sterile/OTC Drugs (Drug Manufacturer) · Lead Investigator: Rebecca M. Okafor
FDA Form 483 issued to Isorx Cyclotron Center (FEI 3021621451) on 2026-03-13 following an inspection of its drug manufacturer operations in Texas. The report documents 4 inspection observations centered on Electronic Record Data Integrity (21 CFR Part 11) & Retention, Incoming Ingredient Identity Testing & COA Qualification.
Get Full Annotated 483 Dossier + CAPA Checklist
Instant PDF + CFR Matrix ($79 vs. Redica's $289)
Need Help Fixing These 4 Citations?
Get matched with a vetted 21 CFR remediation consultant
Observation-by-Observation 21 CFR Breakdown (4)
Observation #1 · 21 CFR 211.22(a)
Electronic Record Data Integrity (21 CFR Part 11) & Retention
FIRST-TIME OBSERVATION
Contract drug products--lack of responsibility
Inspector Observation Language: "The quality control unit lacks responsibility for approving or rejecting drug products [manufactured] [processed] [packed] [held] under contract by another company. Specifically, observed during inspection of Isorx Cyclotron Center on 2026-03-13."
Plain-English Meaning: Uncontrolled spreadsheets, shared laboratory logins, missing audit trails, backdated entries, or failure to retain batch and distribution records for the statutory window.
Standard CAPA Remediation Path: Enforce unique user credentials, immutable audit trails on analytical instruments, controlled form issuance numbers, and 2-year post-expiration record retention.
Observation #2 · 21 CFR 211.180(c)
Incoming Ingredient Identity Testing & COA Qualification
FIRST-TIME OBSERVATION
Records not made readily available to FDA
Inspector Observation Language: "Records associated with drug product [components] [containers] [closures] [labeling] [production] [control] [distribution] and within the retention period for such records, were not made readily available for authorized inspection. Specifically, observed during inspection of Isorx Cyclotron Center on 2026-03-13."
Plain-English Meaning: Failure to perform at least one test to verify the identity of every incoming dietary ingredient or raw component before use, or relying on a supplier's Certificate of Analysis (COA) without first qualifying the supplier.
Standard CAPA Remediation Path: Establish SOP-QA-004 requiring FTIR/HPLC/organoleptic identity testing on 100% of incoming dietary ingredient lots and annual audit + 3-lot confirmatory testing before relying on any vendor COA.
Observation #3 · 21 CFR 314.80(c)(2)
Electronic Record Data Integrity (21 CFR Part 11) & Retention
FIRST-TIME OBSERVATION
Late submission of annual safety reports
Inspector Observation Language: "Not all annual periodic adverse drug experience reports have been submitted within 60 days of the anniversary date of the approval of the application. Specifically, observed during inspection of Isorx Cyclotron Center on 2026-03-13."
Plain-English Meaning: Uncontrolled spreadsheets, shared laboratory logins, missing audit trails, backdated entries, or failure to retain batch and distribution records for the statutory window.
Standard CAPA Remediation Path: Enforce unique user credentials, immutable audit trails on analytical instruments, controlled form issuance numbers, and 2-year post-expiration record retention.
Observation #4 · FDCA 501(a)(2)(A)
Electronic Record Data Integrity (21 CFR Part 11) & Retention
FIRST-TIME OBSERVATION
Inadequate smoke studies
Inspector Observation Language: "Smoke studies [were not] [were inadequately] performed under dynamic conditions. Specifically, observed during inspection of Isorx Cyclotron Center on 2026-03-13."
Plain-English Meaning: Uncontrolled spreadsheets, shared laboratory logins, missing audit trails, backdated entries, or failure to retain batch and distribution records for the statutory window.
Standard CAPA Remediation Path: Enforce unique user credentials, immutable audit trails on analytical instruments, controlled form issuance numbers, and 2-year post-expiration record retention.