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Combination productU.S. FDA Market EntrySource review as of 2026-06-10

Combination Product FDA Strategy: PMOA, RFD, and EU Article 117 Review Prep

For a possible combination product, guessing the lead center or filing path too early can waste consultant time and harden the wrong PMOA, FDA interaction, or application-pathway assumption.

As of 2026-06-10, the useful first move is a source-backed packet that separates PMOA evidence, RFD or current Pre-RFD questions, application-pathway assumptions, GMP layers, user-fee references, and EU Article 117 issues. TrueMedDevice can organize that packet; it does not decide PMOA, pathway, GMP obligations, or EU conformity route.

For medical-device founders, product leads, and first RA/QA owners whose product may combine device, drug, or biologic functions and who need a source-backed review packet before formal FDA or EU strategy work.

Pre-production brief

FieldDefinition
RoleFounder, product lead, or first RA/QA owner preparing a combination-product review.
ScenarioThe product may combine device, drug, or biologic functions and the team is trying to brief a consultant before committing to a filing story.
Concrete problemThe team does not know whether PMOA is clear, whether an RFD or Pre-RFD should be discussed, or how to separate device, drug, biologic, GMP, and EU questions.
Useful outputA source-backed PMOA/RFD preparation packet with assumptions, source limits, open questions, and reviewer owners.
TrueMedDevice roleOrganize official-source evidence and review questions. Do not determine PMOA, lead center, pathway, GMP, user-fee status, or EU route.

Start with PMOA, not a preferred pathway

FDA's combination-product framework starts with the product and its modes of action. If the team starts by saying 'we want a 510(k)' or 'we want to avoid an NDA,' it can hide the question that actually needs review: which mode of action is primary and what evidence supports that position.

A founder-ready packet should show the device function, drug or biologic function, intended use, mechanism evidence, proposed PMOA rationale, and the facts still missing. That packet gives qualified reviewers something to evaluate instead of forcing them to reverse-engineer the product story from scattered notes.

RFD and Pre-RFD are review questions, not slogans

FDA's RFD materials explain the formal designation path and the information FDA recommends in an RFD package. FDA's current final Pre-RFD guidance describes a separate informal, non-binding feedback process that can be relevant before deciding whether to submit a formal RFD.

This article should not tell every founder to file an RFD. The safer workflow is to prepare the RFD-quality facts and ask qualified RA/QA, counsel, or FDA-facing advisors whether an RFD, Pre-RFD, or another interaction is appropriate for the product's uncertainty.

Packet elementWhy it belongs
Product descriptionRFD and Pre-RFD review depends on what the product is, how it is used, and what each constituent part does.
Constituent-part statusThe team must separate device, drug, and biologic functions before asking FDA to classify the product identity.
PMOA rationaleThe proposed lead-center story should be tied to evidence, not preference.
Open factsA reviewer needs to see what is unknown before deciding whether FDA interaction is needed.

Do not make the separate-application question absolute

FDA guidance supports the idea that one marketing application is often used when a combination product can be reviewed under one lead center. But that is not the same as saying a separate NDA, ANDA, BLA, PMA, De Novo, or 510(k) can never be required.

The review packet should state the assumption being tested: one application, more than one application, or a lead-center consultation model. Then it should show the source basis and the facts that could change the answer.

Keep user-fee programs separate

MDUFA is the medical-device user-fee program. PDUFA is the prescription-drug user-fee program. A combination-product packet should not use one fee table as shorthand for the other.

The useful founder output is a dated fee-reference table that links to the current FDA pages and says what the fee page can and cannot decide. A fee amount does not decide PMOA, application type, or review center.

EU Article 117 is a separate issue list

EU MDR Article 117 concerns medicinal products with an integral device constituent and changes how the device part's General Safety and Performance Requirements may need to be documented in the medicines application context.

That is not the same decision tree as FDA PMOA and lead-center assignment. If Europe is in scope, the Article 117 section should be a separate question list for EU regulatory counsel or notified-body/medicines review planning, not a shortcut translation of the FDA path.

What TrueMedDevice can prepare

TrueMedDevice can prepare a source-backed combination-product briefing pack: product-function map, PMOA assumption table, RFD/Pre-RFD question set, application-pathway caveat table, fee-source references, GMP source ledger, and EU Article 117 issue list.

Qualified RA/QA, counsel, FDA, EU medicines authorities, and notified-body reviewers remain responsible for product-specific regulatory judgments.

Source ledger

eCFR, 21 CFR Part 3 - Product Jurisdiction

What it can tell you

The regulatory framework for product jurisdiction, PMOA-related designation questions, and Request for Designation procedures.

What it cannot decide

The PMOA or lead-center answer for a specific product without product facts and qualified review.

FDA, RFD Process

What it can tell you

How FDA describes the RFD process, Office of Combination Products submission context, and links to product-classification guidance.

What it cannot decide

Whether your product should submit an RFD, Pre-RFD, or another interaction first.

FDA, How to Prepare a Pre-Request for Designation (Pre-RFD)

What it can tell you

FDA's current final Pre-RFD guidance, including the informal, non-binding feedback purpose and the information FDA says sponsors should provide.

What it cannot decide

Whether Pre-RFD feedback is sufficient for a specific product or whether a formal RFD or other FDA interaction is needed.

FDA, How to Write a Request for Designation (RFD)

What it can tell you

The types of information FDA recommends for an RFD package.

What it cannot decide

Whether the package is complete or which center FDA will designate.

FDA, Principles of Premarket Pathways for Combination Products

What it can tell you

High-level FDA thinking on combination-product premarket pathway coordination and when one or more applications may be involved.

What it cannot decide

The final application strategy for a specific product.

eCFR, 21 CFR Part 4 - Regulation of Combination Products

What it can tell you

How FDA organizes current good manufacturing practice requirements for combination products.

What it cannot decide

The final quality-system design, compliance state, or inspection readiness of a manufacturer.

FDA, Medical Device User Fee Amendments (MDUFA): Fees

What it can tell you

Current medical-device user-fee tables for device submission types.

What it cannot decide

Whether a device submission is the right path or whether a small-business fee applies.

FDA, Prescription Drug User Fee Amendments

What it can tell you

Current PDUFA fee categories for drug application planning context.

What it cannot decide

Whether a drug application is required for a specific combination product.

EUR-Lex, Regulation (EU) 2017/745 on medical devices

What it can tell you

The EU MDR legal text, including Article 117 changes for medicinal products with an integral device constituent.

What it cannot decide

Whether a specific EU product falls under Article 117 or another medicinal-product/device route.

Frequently asked questions

Does this article tell me whether my product is a combination product?

No. It organizes the evidence and questions that qualified reviewers need when a product may include device, drug, or biologic functions.

Should every uncertain product file an RFD?

Not automatically. The practical step is to prepare RFD-quality facts and discuss whether an RFD, Pre-RFD, or another interaction is appropriate with qualified reviewers.

Can I assume a device-led product never needs a separate drug application?

No. FDA guidance should be applied to the specific product facts. The packet should frame one-application assumptions and separate-application risks as questions for qualified review.

Need a combination-product review packet before the consultant call?

TrueMedDevice can organize PMOA assumptions, RFD questions, source links, fee references, and open reviewer issues into one source-backed packet.