Nomination Summary for Methapyrilene (N77224)

Nominated Substances: Methapyrilene

Nomination Date: 01/00/1977

Nominator: NCI

Rationale: Widespread use as sleeping aid, inadequate previous testing

NTP Principles: not specified

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: 91-80-5

Agent Name: Methapyrilene