Brand Names:
Bayer Aspirin, Acetophen, acetylsalicylic acid


Drug Type: Antiinflammatory, Analgesic, Antipyretic, Antirheumatic

Aspirin (acetylsalicylic acid)


Aspirin, a common name for acetylsalicylic acid, is a type of anti-inflammatory (NSAID) medication used to treat mild to moderate pain and to reduce fever or inflammation.

Caution. Don’t administer aspirin in poultry concurrently receiving tetracycline, insulin, allopurinol or other NSAID drugs.
The drug comes as tablets.
1 (5 grain) tablet added to 250 mL of drinking water, changed after 12 hours. An alternative is 4 baby aspirin (80 mg/ea) added to 250 mL of drinking water.
  • Albendazole: The serum concentration of Acetylsalicylic acid can be increased when it is combined with Albendazole.
  • Amikacin: Acetylsalicylic acid may decrease the excretion rate of Amikacin which could result in a higher serum level.
  • Ammonium chloride:The serum concentration of Acetylsalicylic acid can be increased when it is combined with Ammonium chloride.
  • Cholecalciferol:The metabolism of Acetylsalicylic acid can be decreased when combined with Cholecalciferol.
  • Citric Acid:Acetylsalicylic acid may increase the anticoagulant activities of Citric Acid.
  • Diclofenac:The serum concentration of Acetylsalicylic acid can be increased when it is combined with Diclofenac.
  • Ginkgo biloba:Ginkgo biloba may increase the anticoagulant activities of Acetylsalicylic acid.
  • Glucosamine: Glucosamine may increase the antiplatelet activities of Acetylsalicylic acid.
  • Ivermectin: The serum concentration of Acetylsalicylic acid can be increased when it is combined with Ivermectin.
  • Ketoconazole: The serum concentration of Acetylsalicylic acid can be increased when it is combined with Ketoconazole.
  • Ketoprofen: The risk or severity of adverse effects can be increased when Acetylsalicylic acid is combined with Ketoprofen.
  • Methylprednisolone: The risk or severity of adverse effects can be increased when Acetylsalicylic acid is combined with Methylprednisolone.
  • Meloxicam:The risk or severity of adverse effects can be increased when Meloxicam is combined with Acetylsalicylic acid.
  • Neomycin: Acetylsalicylic acid may decrease the excretion rate of Neomycin which could result in a higher serum level.
  • Omega-3 fatty acids: Omega-3 fatty acids may increase the antiplatelet activities of Acetylsalicylic acid.
  • Pentosan Polysulfate: The risk or severity of adverse effects can be increased when Pentosan Polysulfate is combined with Acetylsalicylic acid.
  • Progesterone: The serum concentration of Acetylsalicylic acid can be decreased when it is combined with Progesterone.
  • Prostaglandin B2:The therapeutic efficacy of Prostaglandin B2 can be decreased when used in combination with Acetylsalicylic acid.
  • Sulfadiazine: The metabolism of Acetylsalicylic acid can be decreased when combined with Sulfadiazine.
  • St. John s Wort:The serum concentration of Acetylsalicylic acid can be decreased when it is combined with St. John s Wort.
  • Tamoxifen: The serum concentration of Acetylsalicylic acid can be decreased when it is combined with Tamoxifen.
  • Testosterone: The serum concentration of Acetylsalicylic acid can be increased when it is combined with Testosterone.