*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : DE8260000
CHEMICAL NAME           : 10H-Benzo(4,5)cyclohepta(1,2-b)thiophen-10-one,
                          4,9-dihydro-4-(1-methyl-4- piperidinylidene)-,
                          (E)-2-butenedioate (1:1)
CAS REGISTRY NUMBER     : 34580-14-8
LAST UPDATED            : 199409
DATA ITEMS CITED        : 14
MOLECULAR FORMULA       : C19-H19-N-O-S.C4-H4-O4
MOLECULAR WEIGHT        : 425.53
COMPOUND DESCRIPTOR     : Drug
                          Human
SYNONYMS/TRADE NAMES :
   * HC 20-511 fumarate
   * Ketotifen fumarate
   * Zaditen
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Human - woman
DOSE/DURATION           : 500 ug/kg
TOXIC EFFECTS :
   Behavioral - general anesthetic
   Behavioral - convulsions or effect on seizure threshold
   Lungs, Thorax, or Respiration - respiratory depression
REFERENCE :
   DRSAEA Drug Safety.  (Adis International Ltd.,  Private Bag 65901, Mairangi
   Bay, Auckland 10, New Zealand)  V.5-    1990-  Volume(issue)/page/year:
   7,387,1992
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Human - man
DOSE/DURATION           : 286 ug/kg
TOXIC EFFECTS :
   Behavioral - hallucinations, distorted perceptions
   Cardiac - pulse rate
REFERENCE :
   DRSAEA Drug Safety.  (Adis International Ltd.,  Private Bag 65901, Mairangi
   Bay, Auckland 10, New Zealand)  V.5-    1990-  Volume(issue)/page/year:
   7,387,1992
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Human - child
DOSE/DURATION           : 200 ug/kg
TOXIC EFFECTS :
   Lungs, Thorax, or Respiration - dyspnea
   Lungs, Thorax, or Respiration - respiratory stimulation
   Nutritional and Gross Metabolic - body temperature increase
REFERENCE :
   DRSAEA Drug Safety.  (Adis International Ltd.,  Private Bag 65901, Mairangi
   Bay, Auckland 10, New Zealand)  V.5-    1990-  Volume(issue)/page/year:
   7,387,1992
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Human - child
DOSE/DURATION           : 500 ug/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
REFERENCE :
   DRSAEA Drug Safety.  (Adis International Ltd.,  Private Bag 65901, Mairangi
   Bay, Auckland 10, New Zealand)  V.5-    1990-  Volume(issue)/page/year:
   7,387,1992
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Human - child
DOSE/DURATION           : 500 ug/kg
TOXIC EFFECTS :
   Sense Organs and Special Senses (Eye) - effect, not otherwise specified
   Cardiac - pulse rate increase, without fall in BP
   Lungs, Thorax, or Respiration - respiratory stimulation
REFERENCE :
   DRSAEA Drug Safety.  (Adis International Ltd.,  Private Bag 65901, Mairangi
   Bay, Auckland 10, New Zealand)  V.5-    1990-  Volume(issue)/page/year:
   7,387,1992
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Human - child
DOSE/DURATION           : 1 mg/kg
TOXIC EFFECTS :
   Lungs, Thorax, or Respiration - cyanosis
REFERENCE :
   DRSAEA Drug Safety.  (Adis International Ltd.,  Private Bag 65901, Mairangi
   Bay, Auckland 10, New Zealand)  V.5-    1990-  Volume(issue)/page/year:
   7,387,1992
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 360 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Behavioral - convulsions or effect on seizure threshold
   Lungs, Thorax, or Respiration - respiratory depression
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 13,4069,1979
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 370 mg/kg
TOXIC EFFECTS :
   Sense Organs and Special Senses (Eye) - chromodacryorrhea
   Behavioral - ataxia
   Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 13,4069,1979
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 5100 ug/kg
TOXIC EFFECTS :
   Sense Organs and Special Senses (Eye) - ptosis
   Behavioral - ataxia
   Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 13,4069,1979
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 585 mg/kg
TOXIC EFFECTS :
   Behavioral - altered sleep time (including change in righting reflex)
   Behavioral - convulsions or effect on seizure threshold
   Behavioral - ataxia
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 13,4069,1979
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 820 mg/kg
TOXIC EFFECTS :
   Behavioral - convulsions or effect on seizure threshold
   Behavioral - ataxia
   Blood - changes in spleen
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 13,4069,1979
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 18800 ug/kg
TOXIC EFFECTS :
   Behavioral - convulsions or effect on seizure threshold
   Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 13,4069,1979
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 4500 mg/kg/5W-I
TOXIC EFFECTS :
   Liver - other changes
   Biochemical - Enzyme inhibition, induction, or change in blood or tissue
   levels - phosphatases
   Biochemical - Enzyme inhibition, induction, or change in blood or tissue
   levels - transaminases
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 13,4069,1979
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 4680 mg/kg/26W-I
TOXIC EFFECTS :
   Liver - other changes
   Biochemical - Enzyme inhibition, induction, or change in blood or tissue
   levels - phosphatases
   Biochemical - Enzyme inhibition, induction, or change in blood or tissue
   levels - transaminases
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 13,4069,1979
 
                            *** END OF RECORD ***