Assyro AI
US FDAUnited StatesALApproval Letter

Approval Letter Other 761127 (Jan 1, 2022)

Issued January 1, 2022

Issued

January 1, 2022

Application

Other • 761127

Review center

Other

Stage

Final Decision

Letter type

Approval Letter

Response due January 1, 2023Product may be marketed.

Summary

This is a Complete Response Letter from the FDA to Revance Therapeutics, Inc. regarding their Biologics License Application (BLA) 761127 for daxibotulinumtoxinA for injection. The FDA has determined that the application cannot be approved in its present form due to unresolved manufacturing facility deficiencies and pending labeling issues. The letter outlines the required actions for resubmission, including resolving manufacturing issues, revising prescribing information and carton/container labeling, resubmitting the proprietary name, and providing a comprehensive safety update.

Key points

  • Satisfactory resolution of deficiencies identified during the inspection of the REVANCE THERAPEUTICS, INC manufacturing facility (FEI 3007772056) is required.
  • Review labeling review resources on the Prescription Drug Labeling Resources and Pregnancy and Lactation Labeling Final Rule websites.
  • Use the Selected Requirements for Prescribing Information (SRPI) checklist to ensure that the Prescribing Information conforms with format items in regulations and guidances if labeling is revised.
  • Include updated content of labeling [21 CFR 601.14(b)] in structured product labeling (SPL) format in the response.
  • Add the bolded statement 'ATTENTION PHARMACIST: Each patient is required to receive the enclosed Medication Guide' or an appropriate alternative to the carton and container labeling per 21 CFR 208.24(d).
  • Resubmit the proposed proprietary name, Daxxify, when responding to the application deficiencies.
  • Include a safety update as described at 21 CFR 314.50(d)(5)(vi)(b) when responding to deficiencies.
  • The safety update must describe in detail any significant changes or findings in the safety profile.

Cited reasons

  • Unresolved Manufacturing Facility Deficiencies
  • Missing Medication Guide Statement on Carton and Container Labeling
  • Resubmit Proprietary Name with Response
  • Comprehensive Safety Update Required
  • The application cannot be approved in its present form due to unresolved manufacturing facility deficiencies, outstanding issues related to carton and container labeling, and the need for a comprehensive safety update with specific data requirements. The proprietary name, Daxxify, was found acceptable but requires resubmission with the response.

Recommended actions

  • Satisfactory resolution of deficiencies identified during the inspection of the REVANCE THERAPEUTICS, INC manufacturing facility (FEI 3007772056) is required.
  • Review labeling review resources on the Prescription Drug Labeling Resources and Pregnancy and Lactation Labeling Final Rule websites.
  • Use the Selected Requirements for Prescribing Information (SRPI) checklist to ensure that the Prescribing Information conforms with format items in regulations and guidances if labeling is revised.
  • Include updated content of labeling [21 CFR 601.14(b)] in structured product labeling (SPL) format in the response.
  • Add the bolded statement 'ATTENTION PHARMACIST: Each patient is required to receive the enclosed Medication Guide' or an appropriate alternative to the carton and container labeling per 21 CFR 208.24(d).
  • Resubmit the proposed proprietary name, Daxxify, when responding to the application deficiencies.
  • Include a safety update as described at 21 CFR 314.50(d)(5)(vi)(b) when responding to deficiencies.
  • The safety update must describe in detail any significant changes or findings in the safety profile.

Deficiency summary

The application cannot be approved in its present form due to unresolved manufacturing facility deficiencies, outstanding issues related to carton and container labeling, and the need for a comprehensive safety update with specific data requirements. The proprietary name, Daxxify, was found acceptable but requires resubmission with the response.

Findings

Unresolved Manufacturing Facility Deficiencies

Severity: critical

Satisfactory resolution of deficiencies identified during a recent inspection of the REVANCE THERAPEUTICS, INC manufacturing facility (FEI 3007772056) is required before this application may be approved.

Recommended response: Address all deficiencies identified during the manufacturing facility inspection and provide evidence of satisfactory resolution to the agency.

Missing Medication Guide Statement on Carton and Container Labeling

Severity: minor

Add the bolded statement or appropriate alternative to the carton and container labeling per 21 CFR 208.24(d): 'ATTENTION PHARMACIST: Each patient is required to receive the enclosed Medication Guide.'

Recommended response: Revise carton and container labeling to include the required Medication Guide statement as per 21 CFR 208.24(d).

Cited: 21 CFR 208.24(d)

Resubmit Proprietary Name with Response

Severity: info

The proposed proprietary name, Daxxify, was found acceptable pending approval. Resubmit the proposed proprietary name when responding to the application deficiencies.

Recommended response: Include the previously accepted proprietary name, Daxxify, in the resubmission package.

Comprehensive Safety Update Required

Severity: major

Provide a comprehensive safety update as described at 21 CFR 314.50(d)(5)(vi)(b), including: detailed changes in safety profile, new safety data from studies/trials (tabulated with original data and comparative tables), retabulation of premature trial discontinuations, case report forms and narrative summaries for patient deaths and serious adverse events, information on changes in common adverse events, updated exposure information, a summary of worldwide experience, and English translations of current approved foreign labeling.

Recommended response: Compile a comprehensive safety update addressing all specified data requirements, including detailed safety profile changes, adverse event data, exposure information, worldwide experience, and translations of foreign labeling.

Cited: 21 CFR 314.50(d)(5)(vi)(b)

Regulatory context

Submission stage
final decision
Regulatory pathway
BLA

Impact

Impact score
0.95
Estimated delay
270 days
Estimated rework cost
$0
Subsequent action
resubmission

Strategic insights

The primary hurdle for approval is unresolved manufacturing quality system deficiencies. Additionally, the submission requires specific labeling updates and a thorough, data-intensive safety update covering clinical, nonclinical, and global experience.

Regulatory change impact: Pending sponsor mitigation plan

Approval likelihood after response: 5%

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