National Toxicology Program

National Toxicology Program

Nomination Summary for St. John's wort/Hypericin (N98012)

St. John's wort/Hypericin

Specific Substances: Hypericin, St. John's wort

Nomination Date: 02/18/1998

Nominator: NCI

Rationale: St. John's wort is nominated based on its increasingly popular use as a readily available self-medication for depression. It is also widely used to promote the healing of wounds. Of particular concern are its uses for self-treatment of life threatening AID's related diseases and, in young children, to prevent bed wetting.

NTP Principles: not specified

Status: Deferred

Agents and Status

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

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CASRN: 548-04-9

Agent Name: Hypericin

  • No studies are available.

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Agent Name: St. John's wort

  • No studies are available.
NTP is located at the National Institute of Environmental Health Sciences, part of the National Institutes of Health.