Gabapentin 300mg tablet is a medication used to treat seizures, nerve pain, and restless leg syndrome. It works by reducing abnormal activity in the brain and changing the way nerves respond to pain signals. The tablet is usually taken three times a day, with or without food. The dose may be adjusted based on individual response and medical condition. Common side effects of gabapentin 300mg tablet include dizziness, drowsiness, fatigue, and blurred vision. It is important to talk to a healthcare provider before taking this medication, especially if you have a history of kidney or liver problems or are taking other medications that may interact with gabapentin.