*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : TU4154050 CHEMICAL NAME : Pregna-1,4-diene-3,20-dione, 11-beta,17,21-trihydroxy-6-alpha-methyl-, 21-acetate CAS REGISTRY NUMBER : 53-36-1 LAST UPDATED : 199706 DATA ITEMS CITED : 11 MOLECULAR FORMULA : C24-H32-O6 MOLECULAR WEIGHT : 416.56 WISWESSER LINE NOTATION : L E5 B666 OV AHTTT&J A1 CQ E1 FV1OV1 FQ L1 COMPOUND DESCRIPTOR : Drug Reproductive Effector Hormone SYNONYMS/TRADE NAMES : * Depo-Medrate * Depo-Medrol * Depo-Medrone * Depo-Methylprednisolone * Depo-Methylprednisolone acetate * Depot-medrol * Medrol acetate * Methylprednisolone acetate * Methylprednisolone 21-acetate * 6-Methylprednisolone acetate * 6-alpha-Methylprednisolone acetate * Pregna-1,4-diene-3,20-dione, 21-(acetyloxy)-11,17-dihydroxy-6-methyl-, (6-alpha,11-beta)- * U 8210 * Urbason crystal suspension *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : >10 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : NIIRDN Drugs in Japan (Ethical Drugs). (Yakugyo Jiho Co., Ltd., Tokyo, Japan) Volume(issue)/page/year: -,1182,1990 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 265 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Gastrointestinal - other changes Nutritional and Gross Metabolic - weight loss or decreased weight gain REFERENCE : JTSCDR Journal of Toxicological Sciences. (Japanese Soc. of Toxicological Sciences, 4th Floor, Gakkai Center Bldg., 4-16, Yayoi 2-chome, Bunkyo-ku, Tokyo 113, Japan) V.1- 1976- Volume(issue)/page/year: 10(Suppl 1),1,1985 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : >1409 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : NIIRDN Drugs in Japan (Ethical Drugs). (Yakugyo Jiho Co., Ltd., Tokyo, Japan) Volume(issue)/page/year: -,1182,1990 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 1320 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Gastrointestinal - other changes Nutritional and Gross Metabolic - weight loss or decreased weight gain REFERENCE : JTSCDR Journal of Toxicological Sciences. (Japanese Soc. of Toxicological Sciences, 4th Floor, Gakkai Center Bldg., 4-16, Yayoi 2-chome, Bunkyo-ku, Tokyo 113, Japan) V.1- 1976- Volume(issue)/page/year: 10(Suppl 1),1,1985 ** OTHER MULTIPLE DOSE TOXICITY DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 45500 ug/kg/13W-C TOXIC EFFECTS : Endocrine - other changes Blood - normocytic anemia Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol) REFERENCE : JTSCDR Journal of Toxicological Sciences. (Japanese Soc. of Toxicological Sciences, 4th Floor, Gakkai Center Bldg., 4-16, Yayoi 2-chome, Bunkyo-ku, Tokyo 113, Japan) V.1- 1976- Volume(issue)/page/year: 10(Suppl 1),11,1985 ** REPRODUCTIVE DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Intramuscular SPECIES OBSERVED : Rodent - mouse DOSE : 330 mg/kg SEX/DURATION : female 10 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 Reproductive - Specific Developmental Abnormalities - eye/ear REFERENCE : TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 56,23,1980 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Intramuscular SPECIES OBSERVED : Rodent - mouse DOSE : 330 mg/kg SEX/DURATION : female 10 day(s) after conception TOXIC EFFECTS : Reproductive - Specific Developmental Abnormalities - craniofacial (including nose and tongue) REFERENCE : TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 56,23,1980 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Intramuscular SPECIES OBSERVED : Rodent - rabbit DOSE : 1800 ug/kg SEX/DURATION : female 7-18 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 Newborn - viability index (e.g., # alive at day 4 per # born alive) REFERENCE : ANREAK Anatomical Record. (Alan R. Liss, Inc., 41 E. 11th St., New York, NY 10003) V.1- 1906/08- Volume(issue)/page/year: 193,598,1979 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Intramuscular SPECIES OBSERVED : Rodent - rabbit DOSE : 1200 ug/kg SEX/DURATION : female 7-18 day(s) after conception TOXIC EFFECTS : Reproductive - Specific Developmental Abnormalities - Central Nervous System Reproductive - Specific Developmental Abnormalities - musculoskeletal system REFERENCE : ANREAK Anatomical Record. (Alan R. Liss, Inc., 41 E. 11th St., New York, NY 10003) V.1- 1906/08- Volume(issue)/page/year: 193,598,1979 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M1854 No. of Facilities: 202 (estimated) No. of Industries: 1 No. of Occupations: 2 No. of Employees: 426 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M1854 No. of Facilities: 81 (estimated) No. of Industries: 1 No. of Occupations: 6 No. of Employees: 2381 (estimated) No. of Female Employees: 1905 (estimated) *** END OF RECORD ***