Some side effects of gabapentin, while occurring infrequently, are potentially serious and should be reported immediately to your healthcare provider. These include, but are not limited to:
Rare side effects of gabapentin occurred in less than 1 percent of people taking the drug. Because these side effects are so uncommon, it can be difficult to tell whether they are actually caused by gabapentin or by factors unrelated to the medication.
Some of these less common side effects include, but are not limited to: