|Sentry Petromalt Hairball Relief Chewables can be used to eliminate or prevent hairballs in cats. To eliminate hairballs, give four Petromalt Chewables every other day until hairball is eliminated. To prevent hairballs, give four chewables twice weekly. Contains 360 mg mineral oil per 4 chew serving. Tasty flavors make Petromalt Chewables easy to administer.
When cats clean themselves, hair can accumulate in the gastrointestinal tract. This can cause a hairball. Signs of hairballs include constipation, straining during a bowel movement, dry cough, and vomiting after meals.