National Toxicology Program

National Toxicology Program

Nomination Summary for Diphenhydramine hydrochloride (N79363)

Diphenhydramine hydrochloride

Specific Substances: Diphenhydramine hydrochloride

Nomination Date: 01/00/1979

Nominator: NCI

Rationale: Wide and increasing exposure as antihistamine, no previous significant carcinogenicity data

NTP Principles: Pre 1993 - 6, 8

Status: Unknown

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: 147-24-0

Agent Name: Diphenhydramine hydrochloride

NTP is located at the National Institute of Environmental Health Sciences, part of the National Institutes of Health.