Nomination Summary for Methapyrilene hydrochloride (N77222)

Nominated Substances: Methapyrilene hydrochloride

Nomination Date: 01/00/1977

Nominator: NCI

Rationale: [same as N77224] widespread use as a 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: 135-23-9

Agent Name: Methapyrilene hydrochloride