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HEPZATO — FDA Complete Response Letter (NDA 201848)

Issued to Delcath Systems, Incorporated. Application reviewed but not approved; deficiencies must be corrected.

Application

NDA 505b1 • 201848

Product

HEPZATO

Company

Delcath Systems, Incorporated

Review center

Other

Stage

Final Decision

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What did FDA decide for HEPZATO?

Source facts and Assyro context are separated so you can scan the action quickly without treating analysis as an FDA conclusion.

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Source facts

FDA's complete response letter contains source-text evidence related to Clinical efficacy and substantial evidence, Device constituent and human factors, Labeling, packaging, and proprietary name, Safety and adverse events. Theme counts identify where the letter discusses a topic; they do not replace review of the exact redacted letter.

Key details in this letter

  • 1Clinical efficacy and substantial evidence: 17 source-text matches.
  • 2Device constituent and human factors: 16 source-text matches.
  • 3Labeling, packaging, and proprietary name: 11 source-text matches.
  • 4Safety and adverse events: 10 source-text matches.
Clinical efficacy and substantial evidenceDevice constituent and human factorsLabeling, packaging, and proprietary nameSafety and adverse eventsBioequivalence and pharmacokinetics

Suggested next step

Review the exact redacted FDA letter and address each stated deficiency before resubmission.

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Built from structured FDA metadata and deterministic source-text signals. Topic matches are navigation aids, not legal or regulatory conclusions. Verify material decisions against the original FDA document.

FDAPDFUpdated Jul 30, 2026

FDA source document

Read the full FDA complete response letter (PDF)

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Common questions about the HEPZATO complete response letter

What does this complete response letter mean for HEPZATO?

Application reviewed but not approved; deficiencies must be corrected. Requires resubmission addressing deficiencies. FDA issued this letter to Delcath Systems, Incorporated on September 12, 2013.

What is NDA 201848?

NDA 201848 is the application under which FDA issued this complete response letter for HEPZATO to Delcath Systems, Incorporated. It was reviewed by FDA Other. The letter is dated September 12, 2013.

What happens after an FDA complete response letter?

FDA will not approve the application in its present form. The sponsor can resubmit after addressing every deficiency listed in the letter — which starts a Class 1 (two-month) or Class 2 (six-month) resubmission review clock — withdraw the application, or request an opportunity for a hearing.