National Toxicology Program

National Toxicology Program

Nomination Summary for Ecdysterone (N93201)


Specific Substances: Ecdysterone

Nomination Date: 04/15/1993

Nominator: NCI

Rationale: Because of its structure as a steroid and its androgenic activity as an anabolic steroid, there is concern about the use and abuse of ecdysterone by athletes, body builders and teens; suspected of being carcinogenic.

NTP Principles: 2, 3, 6

Status: Withdrawn

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: 5289-74-7

Agent Name: Ecdysterone

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