Most adverse effects and side effects are the same as those listed for phenobarbital; however, primidone administration may be associated with a higher incidence of hepatotoxicity. Hepatic necrosis, fibrosis and cirrhosis have been associated with chronic use of primidone. Intrahepatic cholestasis has occured in dogs in which primisone was combined with phenytoin. | Most adverse effects and side effects are the same as those listed for phenobarbital; however, primidone administration may be associated with a higher incidence of hepatotoxicity. Hepatic necrosis, fibrosis and cirrhosis have been associated with chronic use of primidone. Intrahepatic cholestasis has occured in dogs in which primisone was combined with phenytoin. |