Dictionary:

antitussive

  (ăn'tē-tŭs'ĭv, ăn'tī-)

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Capable of relieving or suppressing coughing.

[ANTI– + Latin tussis, cough; see tussis + –IVE.]

A drug that relieves or prevents cough.

A drug that suppresses coughing either by a local soothing action or by depressing the cough centre in the central nervous system. Great care must be taken by athletes when purchasing a cough or cold remedy because many over-the-counter medicines contain substances prohibited by the World Anti-Doping Agency.

1. effective against cough.
2. an agent that suppresses coughing. The narcotics codeine and hydrocodone, and several opioids or opioid-like drugs, including dextromethorphan and butorphanol, are commonly used in small animals.

• a.–bronchodilator combination — a common therapeutic combination used in the treatment of respiratory diseases in dogs and cats.