Flygab 400mg Tablet is a medicine used to relieve the pain caused by nerve damage (neuropathic pain) due to various conditions like diabetes, shingles (herpes zoster infection), spinal cord injury, etc. It is also used to treat certain types of seizures (fits) in combination with other medicines. Flygab 400mg Tablet belongs to the anti-epileptic group of medicines. You may take it with or without food, but it is important to take this medicine at the same time each day to get the most benefit. The exact dose and duration of treatment will depend on your condition and how you respond to it. Your doctor will probably start this medicine at a low dose and increase it gradually. It may take a few weeks for the medicine to work properly. Follow your doctor’s instructions and continue taking it regularly until your doctor advises you to stop. Do not miss any dose, otherwise, your condition may worsen. Most people taking Flygab 400mg Tablet do not experience any side effects. The most common ones are feeling sleepy, dizzy, or tired (fatigue). These are usually mild and go away by themselves as your body gets used to the medicine. Most side effects are not serious and do not need medical attention. Talk to your doctor if any of the side effects persist or worry you. You should avoid drinking alcohol along with this medicine as it may lead to excessive sleepiness and dizziness. Let your doctor know right away if you develop any unusual mood changes like anxiety, agitation, depression, or thoughts about harming yourself. Before taking Flygab 400mg Tablet, you should tell your doctor if you have any kidney-related problems or if you are more than 65 years old. Your doctor may prescribe a different dose in such people. Women who are pregnant, breastfeeding, or planning to become pregnant should also consult their doctor before using this medicine.