Phenylbutazone

DATA ITEMS CITED :

76

MOLECULAR FORMULA :

C19-H20-N2-O2

MOLECULAR WEIGHT :

308.41

WISWESSER LINE NOTATION :

T5VNNV EHJ BR& CR& E4

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :

Standard Draize test

ROUTE OF EXPOSURE :

Administration into the eye

SPECIES OBSERVED :

Rodent - rabbit

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Human - woman

DOSE/DURATION :

168 mg/kg/4W-I

TOXIC EFFECTS :

Vascular - other changes Kidney, Ureter, Bladder - changes primarily in glomeruli

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Human - man

DOSE/DURATION :

17500 ug/kg/3W-I

TOXIC EFFECTS :

Kidney, Ureter, Bladder - changes in tubules (including acute renal failure, acute tubular necrosis) Kidney, Ureter, Bladder - urine volume decreased

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Human - man

DOSE/DURATION :

2426 mg/kg/24H-I

TOXIC EFFECTS :

Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - dyspnea Reproductive - Fertility - pre-implantation mortality (e.g. reduction in number of implants per female; total number of implants per corpora lutea)

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Unreported

SPECIES OBSERVED :

Human - man

DOSE/DURATION :

200 mg/kg/5W-I

TOXIC EFFECTS :

Vascular - BP elevation not characterized in autonomic section Kidney, Ureter, Bladder - urine volume decreased Kidney, Ureter, Bladder - hematuria

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Unreported

SPECIES OBSERVED :

Human - woman

DOSE/DURATION :

40 mg/kg/4D-I

TOXIC EFFECTS :

Blood - leukopenia Blood - agranulocytosis Nutritional and Gross Metabolic - body temperature increase

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

245 mg/kg

TOXIC EFFECTS :

Behavioral - analgesia

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intraperitoneal

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

142 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Subcutaneous

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

230 mg/kg

TOXIC EFFECTS :

Behavioral - somnolence (general depressed activity) Behavioral - tremor Behavioral - convulsions or effect on seizure threshold

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intravenous

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

100 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intramuscular

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

220 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

238 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intraperitoneal

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

128 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Subcutaneous

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

230 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intravenous

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

90 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intramuscular

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

430 mg/kg

TOXIC EFFECTS :

Behavioral - altered sleep time (including change in righting reflex) Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - other changes

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Unreported

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

128 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Mammal - dog

DOSE/DURATION :

332 mg/kg

TOXIC EFFECTS :

Behavioral - convulsions or effect on seizure threshold Behavioral - changes in motor activity (specific assay) Lungs, Thorax, or Respiration - dyspnea

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intravenous

SPECIES OBSERVED :

Mammal - dog

DOSE/DURATION :

121 mg/kg

TOXIC EFFECTS :

Behavioral - analgesia

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intravenous

SPECIES OBSERVED :

Mammal - cat

DOSE/DURATION :

100 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rabbit

DOSE/DURATION :

781 mg/kg

TOXIC EFFECTS :

Behavioral - convulsions or effect on seizure threshold Behavioral - changes in motor activity (specific assay) Lungs, Thorax, or Respiration - dyspnea

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intravenous

SPECIES OBSERVED :

Rodent - rabbit

DOSE/DURATION :

146 mg/kg

TOXIC EFFECTS :

Behavioral - convulsions or effect on seizure threshold Behavioral - ataxia Lungs, Thorax, or Respiration - dyspnea

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - guinea pig

DOSE/DURATION :

250 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - hamster

DOSE/DURATION :

1260 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Mammal - species unspecified

DOSE/DURATION :

700 mg/kg

TOXIC EFFECTS :

Behavioral - analgesia

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intraperitoneal

SPECIES OBSERVED :

Mammal - species unspecified

DOSE/DURATION :

300 mg/kg

TOXIC EFFECTS :

Behavioral - analgesia

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

13 gm/kg/13W-I

TOXIC EFFECTS :

Liver - changes in liver weight Related to Chronic Data - death

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

83950 mg/kg/1Y-C

TOXIC EFFECTS :

Liver - liver function tests impaired Kidney, Ureter, Bladder - urine volume increased Blood - changes in leukocyte (WBC) count

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

6300 mg/kg/21D-I

TOXIC EFFECTS :

Liver - changes in liver weight Kidney, Ureter, Bladder - changes in bladder weight Related to Chronic Data - changes in ovarian weight

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

600 mg/kg/4D-I

TOXIC EFFECTS :

Gastrointestinal - ulceration or bleeding from stomach Related to Chronic Data - death

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

2800 mg/kg/2W-I

TOXIC EFFECTS :

Kidney, Ureter, Bladder - urine volume increased Kidney, Ureter, Bladder - changes in bladder weight Nutritional and Gross Metabolic - other changes

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

39 gm/kg/13W-I

TOXIC EFFECTS :

Liver - changes in liver weight Related to Chronic Data - death

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Primate - monkey

DOSE/DURATION :

37800 mg/kg/27W-I

TOXIC EFFECTS :

Liver - changes in liver weight Kidney, Ureter, Bladder - changes in bladder weight Endocrine - changes in spleen weight

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Intravenous

SPECIES OBSERVED :

Mammal - domestic

DOSE/DURATION :

158 mg/kg/12D-I

TOXIC EFFECTS :

Behavioral - food intake (animal) Gastrointestinal - ulceration or bleeding from stomach Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol)

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Human - man

DOSE/DURATION :

4368 mg/kg/4Y-C

TOXIC EFFECTS :

Tumorigenic - Carcinogenic by RTECS criteria Blood - leukemia

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Multiple routes

SPECIES OBSERVED :

Human - woman

DOSE/DURATION :

4200 mg/kg/77W-I

TOXIC EFFECTS :

Tumorigenic - Carcinogenic by RTECS criteria Blood - leukemia

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

51500 mg/kg/2Y-C

TOXIC EFFECTS :

Tumorigenic - neoplastic by RTECS criteria Kidney, Ureter, Bladder - tumors

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

154 gm/kg/2Y-C

TOXIC EFFECTS :

Tumorigenic - neoplastic by RTECS criteria Liver - tumors

TYPE OF TEST :

TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Human - man

DOSE/DURATION :

140 mg/kg/3W-C

TOXIC EFFECTS :

Tumorigenic - Carcinogenic by RTECS criteria Blood - changes in cell count (unspecified) Blood - leukemia

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

DOSE :

360 mg/kg

SEX/DURATION :

female 17-22 day(s) after conception

TOXIC EFFECTS :

Reproductive - Maternal Effects - parturition

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

DOSE :

1140 mg/kg

SEX/DURATION :

female 14 day(s) pre-mating female 1-22 day(s) after conception

TOXIC EFFECTS :

Reproductive - Effects on Newborn - live birth index (measured after birth)

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

DOSE :

30 mg/kg

SEX/DURATION :

female 21 day(s) after conception

TOXIC EFFECTS :

Reproductive - Specific Developmental Abnormalities - cardiovascular (circulatory) system

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

DOSE :

600 mg/kg

SEX/DURATION :

female 5-16 day(s) after conception

TOXIC EFFECTS :

Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus)

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

DOSE :

1100 mg/kg

SEX/DURATION :

female 7-17 day(s) after conception

TOXIC EFFECTS :

Reproductive - Specific Developmental Abnormalities - musculoskeletal system Reproductive - Effects on Newborn - behavioral

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

DOSE :

25200 mg/kg

SEX/DURATION :

female 84 day(s) pre-mating

TOXIC EFFECTS :

Reproductive - Maternal Effects - ovaries, fallopian tubes Reproductive - Maternal Effects - uterus, cervix, vagina

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

DOSE :

8 gm/kg

SEX/DURATION :

female 6-15 day(s) after conception

TOXIC EFFECTS :

Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants) Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus) Reproductive - Specific Developmental Abnormalities - musculoskeletal system

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

DOSE :

8 gm/kg

SEX/DURATION :

female 6-15 day(s) after conception

TOXIC EFFECTS :

Reproductive - Effects on Newborn - growth statistics (e.g.%, reduced weight gain)

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

DOSE :

1050 mg/kg

SEX/DURATION :

female 1-7 day(s) after conception

TOXIC EFFECTS :

Reproductive - Fertility - other measures of fertility

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

DOSE :

780 mg/kg

SEX/DURATION :

female 6-18 day(s) after conception

TOXIC EFFECTS :

Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants) Reproductive - Effects on Embryo or Fetus - fetal death

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

DOSE :

1560 mg/kg

SEX/DURATION :

female 6-18 day(s) after conception

TOXIC EFFECTS :

Reproductive - Fertility - litter size (e.g. # fetuses per litter; measured before birth)

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

DOSE :

200 mg/kg

SEX/DURATION :

female 1 day(s) pre-mating

TOXIC EFFECTS :

Reproductive - Fertility - other measures of fertility

TYPE OF TEST :

Micronucleus test

TYPE OF TEST :

Micronucleus test

TYPE OF TEST :

DNA inhibition

TYPE OF TEST :

Cytogenetic analysis

MUTATION DATA

TYPE OF TEST :

Mutation in mammalian somatic cells

TEST SYSTEM :

Rodent - mouse Lymphocyte

DOSE/DURATION :

500 mg/L

REFERENCE :

NTPTR* National Toxicology Program Technical Report Series. (Research Triangle Park, NC 27709) No.206- Volume(issue)/page/year: NTP-TR-367,1990 *** REVIEWS *** IARC Cancer Review:Human Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 13,183,1977 IARC Cancer Review:Human No Adequate Data IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 13,183,1977 IARC Cancer Review:Group 3 IMSUDL IARC Monographs, Supplement. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) No.1- 1979- Volume(issue)/page/year: 7,316,1987 TOXICOLOGY REVIEW ANTCAO Antibiotics and Chemotherapy (Washington, DC). (Washington, DC) V.1-12, 1951-62. For publisher information, see CLMEA3. Volume(issue)/page/year: 3,-,1953 TOXICOLOGY REVIEW AJMEAZ American Journal of Medicine. (Technical Pub., 875 Third Ave., New York, NY 10022) V.1- 1946- Volume(issue)/page/year: 38,409,1965 TOXICOLOGY REVIEW ADVPA3 Advances in Pharmacology. (New York, NY) V.1-6, 1962-68. For publisher information, see AVPCAQ. Volume(issue)/page/year: 4,263,1966 TOXICOLOGY REVIEW FNSCA6 Forensic Science. (Lausanne, Switzerland) V.1-11, 1972-78. For pub lisher information, see FSINDR. Volume(issue)/page/year: 2,67,1973 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X3730 No. of Facilities: 58 (estimated) No. of Industries: 2 No. of Occupations: 3 No. of Employees: 755 (estimated) No. of Female Employees: 488 (estimated)