*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : DE8025500
CHEMICAL NAME           : 11H-Benzo(5,6)cyclohepta(1,2-b)pyridine,
                          5,6-dihydro-11-(1-methyl-4-piperidylidene)-,
                          dimaleate
CAS REGISTRY NUMBER     : 3978-86-7
LAST UPDATED            : 199604
DATA ITEMS CITED        : 11
MOLECULAR FORMULA       : C20-H22-N2.2C4-H4-O4
MOLECULAR WEIGHT        : 522.60
WISWESSER LINE NOTATION : T C676 DN&T&J B1- AT6N CUTJ &QV1U1VQ 2
COMPOUND DESCRIPTOR     : Drug
                          Human
SYNONYMS/TRADE NAMES :
   * Azatadine dimaleate
   * Azatadine maleate
   *   6,11-Dihydro-11-(1-methyl-4-piperidylidene)5H-benzo(5,6)cyclohepta(1,2-b
     )pyridine dimaleate
   * Idulian
   * Optimine
   * Sch 10649
   * Zadine
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Human - man
DOSE/DURATION           : 286 mg/kg/24H-I
TOXIC EFFECTS :
   Behavioral - muscle contraction or spasticity
REFERENCE :
   MJAUAJ Medical Journal of Australia.  (Australasian Medical Pub. Co. Ltd.,
   71-79 Arundel St., Glebe, N.S.W., Australia)  V.1-    1914-
   Volume(issue)/page/year: 141,449,1984
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 440 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   TXAPA9 Toxicology and Applied Pharmacology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1959-  Volume(issue)/page/year:
   18,185,1971
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 166 mg/kg
TOXIC EFFECTS :
   Peripheral Nerve and Sensation - flaccid paralysis without anesthesia
   (usually neuromuscular blockage)
   Behavioral - convulsions or effect on seizure threshold
   Lungs, Thorax, or Respiration - other changes
REFERENCE :
   JZKEDZ Jitchuken Zenrinsho Kenkyuho.  Central Institute for Experimental
   Animals, Research Reports. (Jikken Dobutsu Chuo Kenkyusho, 1433 Nogawa,
   Takatsu-ku, Kawasaki 211, Japan)  V.1-    1975-  Volume(issue)/page/year:
   1,173,1975
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 1 gm/kg
TOXIC EFFECTS :
   Peripheral Nerve and Sensation - flaccid paralysis without anesthesia
   (usually neuromuscular blockage)
   Behavioral - convulsions or effect on seizure threshold
   Lungs, Thorax, or Respiration - other changes
REFERENCE :
   JZKEDZ Jitchuken Zenrinsho Kenkyuho.  Central Institute for Experimental
   Animals, Research Reports. (Jikken Dobutsu Chuo Kenkyusho, 1433 Nogawa,
   Takatsu-ku, Kawasaki 211, Japan)  V.1-    1975-  Volume(issue)/page/year:
   1,173,1975
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 165 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   AGACBH Agents and Actions, A Swiss Journal of Pharmacology.  (Birkhaeuser
   Verlag, POB 133, CH-4010 Basel, Switzerland)  V.1-    1969/70-
   Volume(issue)/page/year: 4,264,1974
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 105 mg/kg
TOXIC EFFECTS :
   Peripheral Nerve and Sensation - flaccid paralysis without anesthesia
   (usually neuromuscular blockage)
   Behavioral - convulsions or effect on seizure threshold
   Lungs, Thorax, or Respiration - other changes
REFERENCE :
   JZKEDZ Jitchuken Zenrinsho Kenkyuho.  Central Institute for Experimental
   Animals, Research Reports. (Jikken Dobutsu Chuo Kenkyusho, 1433 Nogawa,
   Takatsu-ku, Kawasaki 211, Japan)  V.1-    1975-  Volume(issue)/page/year:
   1,173,1975
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 178 mg/kg
TOXIC EFFECTS :
   Peripheral Nerve and Sensation - flaccid paralysis without anesthesia
   (usually neuromuscular blockage)
   Behavioral - convulsions or effect on seizure threshold
   Lungs, Thorax, or Respiration - other changes
REFERENCE :
   JZKEDZ Jitchuken Zenrinsho Kenkyuho.  Central Institute for Experimental
   Animals, Research Reports. (Jikken Dobutsu Chuo Kenkyusho, 1433 Nogawa,
   Takatsu-ku, Kawasaki 211, Japan)  V.1-    1975-  Volume(issue)/page/year:
   1,173,1975
 
TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : 50 mg/kg
TOXIC EFFECTS :
   Behavioral - tremor
   Gastrointestinal - nausea or vomiting
   Lungs, Thorax, or Respiration - respiratory stimulation
REFERENCE :
   JZKEDZ Jitchuken Zenrinsho Kenkyuho.  Central Institute for Experimental
   Animals, Research Reports. (Jikken Dobutsu Chuo Kenkyusho, 1433 Nogawa,
   Takatsu-ku, Kawasaki 211, Japan)  V.1-    1975-  Volume(issue)/page/year:
   1,79,1975
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - guinea pig
DOSE/DURATION           : 356 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   AGACBH Agents and Actions, A Swiss Journal of Pharmacology.  (Birkhaeuser
   Verlag, POB 133, CH-4010 Basel, Switzerland)  V.1-    1969/70-
   Volume(issue)/page/year: 4,264,1974
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 8400 mg/kg/4W-I
TOXIC EFFECTS :
   Gastrointestinal - changes in structure or function of endocrine pancreas
   Liver - fatty liver degeneration
   Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
   JZKEDZ Jitchuken Zenrinsho Kenkyuho.  Central Institute for Experimental
   Animals, Research Reports. (Jikken Dobutsu Chuo Kenkyusho, 1433 Nogawa,
   Takatsu-ku, Kawasaki 211, Japan)  V.1-    1975-  Volume(issue)/page/year:
   1,173,1975
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 27300 mg/kg/26W-I
TOXIC EFFECTS :
   Liver - fatty liver degeneration
   Musculoskeletal - other changes
   Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
   JZKEDZ Jitchuken Zenrinsho Kenkyuho.  Central Institute for Experimental
   Animals, Research Reports. (Jikken Dobutsu Chuo Kenkyusho, 1433 Nogawa,
   Takatsu-ku, Kawasaki 211, Japan)  V.1-    1975-  Volume(issue)/page/year:
   1,173,1975
 
                            *** END OF RECORD ***