Gabapentin may cause side effects. Tell your doctor if any of these symptoms are severe or do not go away:

drowsiness

tiredness or weakness

dizziness

headache

shaking of a part of your body that you cannot control

double or blurred vision

unsteadiness

anxiety

memory problems

strange or unusual thoughts

unwanted eye movements

nausea

vomiting

heartburn

diarrhea

dry mouth

constipation

weight gain

swelling of the hands, feet, ankles, or lower legs

back or joint pain

fever

runny nose, sneezing, cough, sore throat, or flu-like symptoms

ear pain

red, itchy eyes (sometimes with swelling or discharge)

Some side effects may be serious. If you experience any of the following symptoms, call your doctor immediately:

rash

itching

swelling of the face, throat, tongue, lips, eyes, hands, feet, ankles, or lower legs

hoarseness

difficulty swallowing or breathing

seizures Rather than go into detail about the possible side effects of Gabapentin, I'd advise a look at the following pages.

Do remember, however, that just because something is listed as a side effect, it doesn't necessarily mean that that's the way it will affect you.

I take it for peripheral diabetic neuropathy, and the only side effect that I've experienced is lethargy (tiredness), but I am on quite large doses.