Metronidazole

Safety Summary

Regulatory Status

Sources

These citations are the ones recorded for the human adult context.

• US FDA: Metronidazole — Approved Indications, IARC 2B Classification Context, Pregnancy Category, Drug Interactions (Alcohol/Disulfiram-Like Reaction), and Neuropathy Risk with Prolonged Use (2020) REGULATORY · 2020
• IARC Monographs on the Evaluation of Carcinogenic Risks to Humans — Metronidazole: Volume 13 (1977) Initial Evaluation and Supplement 7 (1987) Overall Evaluation — Group 2B, Mutagenicity Data, and Rodent Carcinogenicity Studies ACADEMIC · 1987
• PROPOSITION 65 LIST OF CARCINOGENS OR REPRODUCTIVE TOXICANTS REGULATORY · 2026
• IARC Monographs, List of Classifications REGULATORY · 2026
• Substances Listed in the Fifteenth Report on Carcinogens REGULATORY
• identity database ECHA CHEM, Download all substances: REACH registrations (ECHA's own list of REACH-registered substances) REGULATORY · 2026
• Permissible Exposure Limits – OSHA Annotated Table Z-1 REGULATORY
• EPA CompTox CTX API: predicted properties for DTXSID2020892 (Metronidazole) REFERENCE

Same data as the API response, which is open and needs no key. The full per-record source list is available to authenticated callers.