Requests that the FDA provide structured clarification of its existing scientific and regulatory interpretation of elemental mercury vapor exposure from dental amalgam | Federal Regulations · Congress.wiki

Nonrulemaking

FDA

Open for Comments

FDA-2026-P-4764

Requests that the FDA provide structured clarification of its existing scientific and regulatory interpretation of elemental mercury vapor exposure from dental amalgam

Documents

Comments

Description

Open

Key Dates

Comment Period OpensMay 1, 2026

Documents

Type	Title	Posted	Comments	Status
Other	Citizen Petition from Rivka Zeffren	May 1, 2026	--

Keywords

CDRH

Citizen Petition

Requests that the FDA provide structured

clarification of its existing scientific and

regulatory interpretation of elemental mercury

vapor exposure from dental amalgam

Specifically, this petition seeks

clarification of how FDA:

Data from Regulations.gov