Anticonvulsants target non-epileptic causes of abdominal pain via sedative mechanisms. It may also act just as a placebo. The prognosis is generally good and most patients are benefitted from medicines alone.
Anticonvulsants are used to treat non-epileptic causes of abdominal pain by inducing sedation. They can also be effective as a placebo.  The outlook for patients is typically positive, with many experiencing improvement through medication alone.