Generally speaking, drinking a small amount of water in the morning when checking liver function has no effect, liver function is a very important medical examination program, when there is chronic hepatitis B or chronic hepatitis C, transaminase will be significantly higher. People who drink a lot of alcohol over a long period of time may have a significant increase in gamma glutamyl transpeptidase, patients with cirrhosis will have a significantly lower albumin, globulin significantly higher phenomenon, the liver synthesis function is significantly reduced when the albumin is significantly lower. Morning liver function test if a small amount of water basically will not affect the results, if a large number of alcohol before the medical examination may lead to acute damage to liver function resulting in acute elevation of transaminases.