You must also take him for regular checkups, so your vet can check what is normal for your individual dog and what might be a problem. It is important that the patient eat. The diet must be based on protein from milk or soybeans. Meat impairs healing. The diet should provide adequate amounts of vitamin C and zinc, but should be low in copper.
Vitamin A can be toxic to the liver, so be careful.
Vitamin E is protective to the diseased liver and can be added in greater than usual amounts. Carole Owen told me of a holistic remedy to detoxify the liver. It is a concoction of beet, celery and carrot juices. Take good care of your babies and Happy 1998 from the Victorian Scotties.