Clinical Trialsvery hardDoctor signature required

Investigational New Drug Application (IND)

FDA Form 1571 · U.S. FDA

Traditional IND application form for expanded access submissions. Form 3926 is the simplified alternative for individual patients.

Form Details

Total fields
80
Auto-fillable
30 (38%)
Time without BeneFill
120 minutes
Time with BeneFill
30 minutes
Time saved
90 minutes
Filled by
doctor
Frequency
per incident

Fill this form with BeneFill

Auto-fill 38% of fields from your profile. Save 90 minutes. Download a real PDF.

30 of 80 fields38% auto-filled

Where to Submit This Form

🌐

Submit electronically through the FDA Electronic Submission Gateway (ESG)

https://www.fda.gov/industry/electronic-submissions-gateway

Electronic submission is strongly encouraged and increasingly required.

📬

Mail to the appropriate FDA review division

Food and Drug Administration Center for Drug Evaluation and Research Central Document Room 5901-B Ammendale Road Beltsville, MD 20705-1266

Filing Deadline

An IND must be submitted at least 30 days before the proposed clinical trial begins. The FDA has 30 days to review and either allow or place a clinical hold.

Required Attachments

  • 📎 Completed FDA Form 1571 (IND Application cover sheet)
  • 📎 FDA Form 1572 (signed by each clinical investigator)
  • 📎 Investigator's Brochure
  • 📎 Clinical protocol(s)
  • 📎 Chemistry, Manufacturing, and Controls (CMC) data
  • 📎 Pharmacology and toxicology data (preclinical studies)
  • 📎 Previous human experience with the drug (if any)

Processing Time

The FDA has 30 calendar days to review the IND. If the 30-day period expires without a clinical hold, the trial may proceed.

What Happens Next

If no clinical hold is issued within 30 days, the clinical trial may proceed. Annual reports must be submitted, and all serious adverse events must be reported promptly. Protocol amendments require prior FDA review.

Tips for This Form

  • The IND sponsor is legally responsible for the conduct of the clinical trial
  • Pre-IND meetings with the FDA are highly recommended to discuss study design, endpoints, and regulatory strategy
  • Electronic Common Technical Document (eCTD) format is required for most submissions
  • IND safety reports for serious and unexpected adverse reactions must be submitted within 15 days (7 days for fatal/life-threatening events)

Not sure which forms you need?

Tell our assistant about your situation and we'll find the right forms for you.

Chat with Form Assistant

Disclaimer: BeneFill™ provides form-filling assistance and informational guidance only. It is not affiliated with, endorsed by, or sponsored by the U.S. FDA or any government agency. The information provided is for general informational purposes and does not constitute legal, medical, financial, or tax advice. Always verify form requirements and submission details directly with the issuing agency.

© 2026 BeneFill. All rights reserved. BeneFill™ is a trademark of Elevens.ai LLP.