• Tramadol is a popular pain reliever for cats.Medicine image by Stephanie Mueller from Fotolia.com
  
  Tramadol is an anti-inflammatory pain reliever used in dogs, cats and humans. There are many different ailments that may require veterinary prescribed doses of Tramadol for cats such as feline arthritis or an external injury. This medication is non-narcotic and generally safe for feline use; however, in some rare instances cats may experience side effects associated with Tramadol.
  
  

Upset Stomach

• Some cats will experience nausea and vomiting on Tramadol.cat image by nutech21 from Fotolia.com
  
  Cats who have been prescribed Tramadol may experience an upset stomach or nausea. The cat may vomit after the medication has been administered and may exhibit a decreased appetite. In most cases, this is of little concern and quickly passes. If the animal experiences nausea and refuses to eat for an extended period of time, consult a veterinarian.
  
  

Constipation

• Straining to defecate may indicate constipation in cats.cat image by milemarsovac from Fotolia.com
  
  Another common side effect of Tramadol in cats is constipation. Cats who are being treated with this medication sometimes have difficulty completing bowel movements after ingestion. If you notice that your cat is having few or no bowel movements, is struggling while defecating, or is producing hard, dry stool, contact your veterinarian to obtain stool softening medications.
  
  

Sedation & Hallucination

• Sedation is an indication of too much Tramadol.cat and mouse image by Christopher Dodge from Fotolia.com
  
  Sedation and hallucination are side effects of Tramadol that can be attributed to a dosage level that is too high for the cat. The cat may appear listless and unresponsive or exhibit bizarre behavior after the administration of the drug. Consult a veterinarian to assess the cat's condition and alter the prescribed dosage accordingly.
  
  

Allergic Reactions

• See emergency vet care for suspected allergic reactions to Tramadol.chat malade image by margouillat photo from Fotolia.com
  
  In some rare instances, cats may experience an allergic reaction to Tramadol. A cat who is treated with Tramadol and shortly thereafter experiences seizures, difficulty breathing, or swelling of the lips, tongue, face or throat is likely experiencing an allergic reaction and requires emergency veterinary care.