*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : XI0337000
CHEMICAL NAME           : 5-Thia-1-azabicyclo(4.2.0)oct-2-ene-2-carboxylic
                          acid, 7-((amino(4-hydroxyphenyl)acetyl)
                          amino)-3-methyl-8-oxo-, (6R-(6-alpha,7-beta(R*)))-
CAS REGISTRY NUMBER     : 50370-12-2
LAST UPDATED            : 199606
DATA ITEMS CITED        : 19
MOLECULAR FORMULA       : C16-H17-N3-O5-S
MOLECULAR WEIGHT        : 363.42
WISWESSER LINE NOTATION : T46 ANV ES GUTJ CMVYZR DQ& G1 HVQ
COMPOUND DESCRIPTOR     : Drug
                          Reproductive Effector
SYNONYMS/TRADE NAMES :
   * BL-S 578
   * CDX
   * Cefadroxil
   * Bidocef
   * Cephadroxil
   * Duricef
   * Oracefal
   * S-578
 
                       *** 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: -,552,1990
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : >6 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   JJANAX Japanese Journal of Antibiotics.  (Japan Antibiotics Research Assoc.,
   2-20-8 Kamiosaki, Shinagawa-ku, Tokyo 141, Japan)  V.21-    1968-
   Volume(issue)/page/year: 35,2736,1982
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : >8 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   JJANAX Japanese Journal of Antibiotics.  (Japan Antibiotics Research Assoc.,
   2-20-8 Kamiosaki, Shinagawa-ku, Tokyo 141, Japan)  V.21-    1968-
   Volume(issue)/page/year: 35,2736,1982
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : >1 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   IFTNAL Infection.  (MMW Medizin Verlag, Munchen, Germany)  V.1-    1973-
   Volume(issue)/page/year: 8(Suppl 5),549,1980
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : >10 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   JJANAX Japanese Journal of Antibiotics.  (Japan Antibiotics Research Assoc.,
   2-20-8 Kamiosaki, Shinagawa-ku, Tokyo 141, Japan)  V.21-    1968-
   Volume(issue)/page/year: 35,2736,1982
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : >6 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   JJANAX Japanese Journal of Antibiotics.  (Japan Antibiotics Research Assoc.,
   2-20-8 Kamiosaki, Shinagawa-ku, Tokyo 141, Japan)  V.21-    1968-
   Volume(issue)/page/year: 35,2736,1982
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : >8 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   JJANAX Japanese Journal of Antibiotics.  (Japan Antibiotics Research Assoc.,
   2-20-8 Kamiosaki, Shinagawa-ku, Tokyo 141, Japan)  V.21-    1968-
   Volume(issue)/page/year: 35,2736,1982
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : >1500 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   IFTNAL Infection.  (MMW Medizin Verlag, Munchen, Germany)  V.1-    1973-
   Volume(issue)/page/year: 8(Suppl 5),549,1980
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : >2 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   JJANAX Japanese Journal of Antibiotics.  (Japan Antibiotics Research Assoc.,
   2-20-8 Kamiosaki, Shinagawa-ku, Tokyo 141, Japan)  V.21-    1968-
   Volume(issue)/page/year: 35,2736,1982
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : >6 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   JJANAX Japanese Journal of Antibiotics.  (Japan Antibiotics Research Assoc.,
   2-20-8 Kamiosaki, Shinagawa-ku, Tokyo 141, Japan)  V.21-    1968-
   Volume(issue)/page/year: 35,2736,1982
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 69 gm/kg/30D-I
TOXIC EFFECTS :
   Cardiac - changes in heart weight
   Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol)
   Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
   JJANAX Japanese Journal of Antibiotics.  (Japan Antibiotics Research Assoc.,
   2-20-8 Kamiosaki, Shinagawa-ku, Tokyo 141, Japan)  V.21-    1968-
   Volume(issue)/page/year: 32,1233,1979
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 414 gm/kg/26W-I
TOXIC EFFECTS :
   Liver - changes in liver weight
   Kidney, Ureter, Bladder - changes in bladder weight
   Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
   JJANAX Japanese Journal of Antibiotics.  (Japan Antibiotics Research Assoc.,
   2-20-8 Kamiosaki, Shinagawa-ku, Tokyo 141, Japan)  V.21-    1968-
   Volume(issue)/page/year: 32,1259,1979
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : 21 gm/kg/30D-I
TOXIC EFFECTS :
   Gastrointestinal - nausea or vomiting
REFERENCE :
   JJANAX Japanese Journal of Antibiotics.  (Japan Antibiotics Research Assoc.,
   2-20-8 Kamiosaki, Shinagawa-ku, Tokyo 141, Japan)  V.21-    1968-
   Volume(issue)/page/year: 32,1289,1979
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : 63 gm/kg/26W-I
TOXIC EFFECTS :
   Gastrointestinal - nausea or vomiting
REFERENCE :
   JJANAX Japanese Journal of Antibiotics.  (Japan Antibiotics Research Assoc.,
   2-20-8 Kamiosaki, Shinagawa-ku, Tokyo 141, Japan)  V.21-    1968-
   Volume(issue)/page/year: 32,1289,1979
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 2750 mg/kg
SEX/DURATION            : female 7-17 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Specific Developmental Abnormalities - musculoskeletal system
REFERENCE :
   JJANAX Japanese Journal of Antibiotics.  (Japan Antibiotics Research Assoc.,
   2-20-8 Kamiosaki, Shinagawa-ku, Tokyo 141, Japan)  V.21-    1968-
   Volume(issue)/page/year: 33,487,1980
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 8250 mg/kg
SEX/DURATION            : female 7-17 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Specific Developmental Abnormalities - urogenital system
REFERENCE :
   JJANAX Japanese Journal of Antibiotics.  (Japan Antibiotics Research Assoc.,
   2-20-8 Kamiosaki, Shinagawa-ku, Tokyo 141, Japan)  V.21-    1968-
   Volume(issue)/page/year: 33,487,1980
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 57500 mg/kg
SEX/DURATION            : female 17-21 day(s) after conception
                          lactating female 20 day(s) post-birth
TOXIC EFFECTS :
   Reproductive - Effects on Newborn - growth statistics (e.g.%, reduced weight
   gain)
REFERENCE :
   JJANAX Japanese Journal of Antibiotics.  (Japan Antibiotics Research Assoc.,
   2-20-8 Kamiosaki, Shinagawa-ku, Tokyo 141, Japan)  V.21-    1968-
   Volume(issue)/page/year: 33,503,1980
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rabbit
DOSE                    : 1300 mg/kg
SEX/DURATION            : female 6-18 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death,
   e.g., stunted fetus)
REFERENCE :
   JJANAX Japanese Journal of Antibiotics.  (Japan Antibiotics Research Assoc.,
   2-20-8 Kamiosaki, Shinagawa-ku, Tokyo 141, Japan)  V.21-    1968-
   Volume(issue)/page/year: 33,497,1980

         *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
   NOES - National Occupational Exposure Survey (1983)
     NOES Hazard Code - X4827
       No. of Facilities: 26 (estimated)
       No. of Industries: 1
       No. of Occupations: 1
       No. of Employees: 1324 (estimated)
       No. of Female Employees: 667 (estimated)

 
                            *** END OF RECORD ***