Study Results & Research Projects

Summaries & Associations of Study Results

TR-348 Methyldopa Sesquihydrate

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http://ntp.niehs.nih.gov/go/13771

Target Organs and Levels of Evidence
NTP Technical Report Number 348

Produced from Chemtrack Database 09/19/01

CHEMICAL/ CAS NUMBER PEER REVIEW DATE PRIMARY USES ROUTE/EXPOSURE LEVELS STUDY LABORATORY
METHYLDOPA SESQUIHYDRATE
41372-08-1
11/06/87 ANTIHYPERTENSIVE AGENT Dosed-Feed R: 0, 3100, 6300, M: 0, 6300, 12500 PPM/50 PER GROUP Physiological Research Laboratory
LEVELS OF EVIDENCE OF CARCINOGENICITY--ORGAN/TISSUE (NEOPLASM):
MR: NO EVIDENCE
FR: NO EVIDENCE
MM: EQUIVOCAL EVIDENCE KIDNEY TUBULAR CELL: ADENOMA 0/50 2/50 0/50 OR ADENOCARCINOMA 0/50 0/50 1/50 COMBINED 0/50 2/50 1/50
FM: NO EVIDENCE
NON-NEOPLASTIC LESIONS: KIDNEY: CYSTS 2/50 10/50 10/50; NEPHROPATHY 3/50 21/50 32/50; KARYOMEGALY 0/50 46/50 44/50