Skip to Main Navigation
Skip to Page Content

Nomination Summary for Butterbur (N20903)

Nominated Substances: Butterbur

Nomination Date: 06/10/2009

Nominator: NIEHS

Rationale: Use as a dietary supplement; lack of toxicological data; suspicion of toxicity based on pharmacological activity of constituents; potential presence of hepatotoxic pyrrolizidine alkaloids

NTP Principles: not specified

Status: In Review

Agents and Status

The following information relates to the specific agent and may include history from earlier or later nominations for this same agent.

CASRN: 90082-63-6

Agent Name: Butterbur

  • No studies are available.