U.S. Food and Drug Administration
Protecting and Promoting Your Health
It is important to remember the following eCTD facts:
- Once you convert to eCTD, you must continue submitting in eCTD format.
- Only submit one electronic copy when you submit electronically.
- You can transition to eCTD submission at any time without prior consultation from your review division.
- Do not submit paper copies with eCTD submissions.
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