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Guide: The API supplier qualification file. What it holds and why.

What a 503A pharmacy's file on an API supplier holds, where each item comes from, and what it rests on. Last reviewed November 11, 2026.

One file per supplierOne record per lot inside it

Per supplier

  • Registration and FEIThe FDA, a dated capture
  • Repacker's registrationA second capture, by role
  • State licensesEach issuing state
  • Quality documentsThe supplier
  • Inspection historyThe FDA Data Dashboard
  • Original manufacturerThe COA and the supplier

Per lot

  • The COAArrives with the lot
  • The receipt recordYour receiving log

The list is our practice. Each item names what it rests on, in the guide's table.

What an API supplier qualification file holds, for a 503A pharmacy.

This guide lists what a supplier qualification file for an API supplier holds, where each item comes from and the source it rests on. It is written for the pharmacist-in-charge or quality lead who owns quality oversight of suppliers at a 503A pharmacy.

Reviewed November 11, 2026. Quotations are the source's own words. Where this page gives our practice, it says so; that part is Veritura's reading, not a rule of the FDA, a board or USP.

Why keep a file

Two conditions in section 503A turn on the supplier. A bulk drug substance has to be "manufactured by an establishment that is registered under section 360 of this title" and "accompanied by valid certificates of analysis for each bulk drug substance" (21 U.S.C. 353a(b)(1)(A)(ii) and (iii)).

The FDA's page for compounders on bulk and excipient suppliers says: "The agency urges compounders to know your bulk drug substance, or API, and excipient suppliers and know if the supplier is testing the component to ensure it is of appropriate quality to use in drugs."

USP <797> puts components under written procedures. As Washington's 2026 worksheet restates section 9.3, the pharmacy's SOPs address the "selection, receipt, evaluation, handling, storage, and documentation" of every component of a sterile preparation.

Current good manufacturing practice requirements apply to outsourcing facilities and not to compounding under section 503A. The FDA says: "Drugs compounded in outsourcing facilities are subject to current good manufacturing practice (CGMP) requirements. By contrast, drugs compounded by a licensed pharmacist in a state-licensed pharmacy or federal facility, or by a physician, in accordance with the conditions of section 503A of the FD&C Act, are not."

We did not find a list of what a supplier qualification file holds in any of these sources. The list below is what we keep, with the source each item rests on.

What the file holds

ItemWhere it comes fromWhat it rests on
The manufacturer's registration and FEIA dated capture from the FDA's registration site. See the FEI lookup guide.21 U.S.C. 353a(b)(1)(A)(ii)
The repackager's or relabeler's registrationA second capture, labeled by role. See the repackaged API guide.21 CFR 207.21(a)
State licenses, where they applyAsk the supplier which licenses it holds, and confirm each with the state that issued it. Wholesale drug distributors and third-party logistics providers also report licensure to the FDA each year, and the FDA publishes a searchable database.Our practice. The FDA's registration site page describes the yearly reporting.
The supplier's quality documents and accreditationsThe supplierOur practice. ICH Q7 7.11 is background.
Inspection historyThe FDA Data Dashboard, searched by firm name or FEI numberOur practice. The FDA's caution on reading inspection dates is in the FEI lookup guide.
The identity of the original manufacturer of each APIThe COA and the supplier's written answerICH Q7 7.13 and 17.61
A COA for every lotIt arrives with the lot21 U.S.C. 353a(b)(1)(A)(iii). USP <795> 6.2.1 and <797> 9.3.1, as Washington restates them.
Receipt records for each lotYour own receiving logUSP <795> 6.2.2, as Washington restates it

Most of the file is about the supplier and its establishments. The COA and the receipt record are per lot. That split is why we keep one file per supplier and one record per lot inside it.

The COA for each lot

The file is where the pharmacy evaluates every COA, verifies supplier and manufacturer information, and identifies discrepancies before a lot is used.

Washington's worksheets restate what the COA for an API includes under USP <795> 6.2.1 and <797> 9.3.1: specifications and test results for the component. The guide to COA requirements by source quotes each source in full.

What we check on each COA is our practice:

  • The manufacturer's name and address on the COA match the registration capture in the file.
  • The lot number on the COA matches the lot number on the container label.
  • Each test carries a specification and a result.
  • The certificate is dated and signed.
  • For a repackaged lot, the original manufacturer is named and the original batch certificate is attached.

The last check gives the lot its traceability back to the establishment that made it. Our reading of each field is published as the valid certificate standard.

Requalification on a schedule

We did not find a requalification interval in the sources read for this page. Your SOP sets it.

Some dates set themselves. This is how we schedule the file:

  • Registration. It is reviewed and updated every year "during the period beginning on October 1 and ending December 31 of each calendar year" (21 CFR 207.29(b)(1)). We take a fresh capture after the window closes.
  • Licenses. Each one carries its own expiration date. We record the date and look again when it passes.
  • A change of manufacturer or site. We treat it as a new qualification and start with a new registration capture.

ICH Q7 addresses a change of source for API manufacturers. Paragraph 7.14: "Changing the source of supply of critical raw materials should be treated according to Section 13, Change Control." It is background for a pharmacy and not a rule for one.

What to do with a discrepancy

For the physical lot, USP <795> 6.2.2 and <797> 9.3.2 have an answer. As Washington restates them, a component found to be of unacceptable quality is rejected promptly, labeled as rejected and kept apart from stock in use.

For a document that does not match, we found no procedure in the sources. This is ours.

  1. Hold the lot

    Keep it out of use until a pharmacist decides.

  2. Record the mismatch

    Write down the field, what the document says and what the record says.

  3. Ask for the document

    Request the corrected or missing document from the supplier, in writing.

  4. Decide and sign

    A pharmacist reads the answer, decides on the lot and signs the decision.

  5. Keep the exchange

    File the request, the reply and the decision with the lot.

In our vocabulary each item in the file is Verified, Not verified or Decision owed. A mismatch stays Decision owed until a pharmacist closes it.

ICH Q7 section 7, as background

ICH Q7 is addressed to manufacturers of APIs and intermediates. A 503A pharmacy is not one. We use its section 7 as a reference point for what evaluating a supplier means.

7.11. "Manufacturers of intermediates and/or APIs should have a system for evaluating the suppliers of critical materials."

7.13. "If the supplier of a critical material is not the manufacturer of that material, the name and address of that manufacturer should be known by the intermediate and/or API manufacturer."

Veritura is the quality operations platform for compounding. Our supplier qualification page shows the dated file for each supplier and the decision a person signs.

Sources

Every source below was opened and read for this page. Last reviewed: November 11, 2026.

ICH holds the copyright in ICH Q7 and its Questions and Answers. The passages on this page are quoted with that copyright acknowledged.

We read documents. We do not test material.