What Can I Do After An Infant Accidentally Swallowed Karvol Plus Capsule?

Hi my 1 and half year old baby accidentally swallowed one karvol plus capsule. Is it dangerous?.i immediately admitted him in hospital. They inserted tube on his nose to remove the medicine and now he is under observation for 8 hours. They said if medicine is released from the capsule it will injure intestine. Pls help