Major Uses

Bisacodyl is most commonly used to stimulate bowel movements in dogs and cats by irritation of the bowel. Bisacodyl is used to relieve constipation and to empty the large intestine for procedures in which bowel evacuation may be necessary.

Common Precautions

Side effects most commonly associated with Bisacodyl are gastrointestinal cramping, nausea, and diarrhea.

Bisacodyl should not be administered in animals with any gastrointestinal obstructions or tears in the intestinal wall. Animals with renal disease should not take Bisacodyl. This drug may cause other drugs to be metabolized quickly, which may cause insufficient absorption. For this reason, Bisacodyl should not be given within two hours of other drugs. Certain drugs, including antacids, may interact with Bisacodyl. This should be discussed with a veterinarian.

Bisacodyl should not be administered in animals with a known allergy or hypersensitivity to the drug. Possible overdose symptoms include vomiting and fluid and electrolyte imbalance. Emergency veterinary care should be sought if an animal experiences any unusual symptoms.


Bisacodyl tablets and suppositories should be stored in a tight container at temperatures less than 30°C. Tablets should not be crushed.


Bisacodyl is available in tablets, rectal suppositories, and enema bottles.

A typical dose range for Bisacodyl in dogs is one 5mg tablet PO. Tablets should not be crushed or chewed by animals. Dose may vary in different species, when the drug is given by a different route or concurrently with other medications, and with regards to a patient's age, breed, and health status. A veterinarian's dosing instructions and/or those printed on the medication label should be followed closely.

Two doses of Bisacodyl should not be administered at once, as this can be toxic to the animal.

This information is for general reference only and should not be used for the diagnosis or treatment of any condition of your pet. It's intended as a general reference, this information may not include all possible uses, precautions, directions, reactions (including allergic), drug interactions, or withdrawal times. Always consult your local veterinarian and have your pet examined for any advice concerning the diagnosis and treatment of your pet, including which products and doses are most appropriate. Any trademarks are the property of their respective owners. VetDepot is not a pharmacy. All prescription products are dispensed by our Pharmacy Partner. Article last updated 2/2014.