I am taking lamisil and lately have been feeling so tired that im yawning during the day and going to bed early. is this ok?

Possible side effect: Oral Lamisil can cause liver problems that can lead to the need for a liver transplant or death. Tiredeness, nausea, poor appetite, vomiting, upper right stomach area pain, yellowing of your skin or eyes, dark urine & light stools are signs of this problem. Stop taking Lamisil immediately & request that the prescribing doctor have liver function tests done immediately & discuss this further!