The findings closest to your search, judged one by one by TypeSafe's Jev model.
Gabapentin probably leads to higher reduction in seizure frequency of ≥ 50%: primary analysisNumber of… compared with placebo (moderate certainty).
Gabapentin showed no clear difference in treatment withdrawalNumber of participants withdrawn for any reason compared with placebo (moderate certainty).
Gabapentin may leads to higher adverse effects: ataxiaNumber of participants experiencing ataxia compared with placebo (low certainty).
Gabapentin probably leads to higher adverse effects: dizzinessNumber of participants experiencing… compared with placebo (moderate certainty).
Gabapentin may leads to higher adverse effects: fatigueNumber of participants experiencing fatigue compared with placebo (low certainty).
Gabapentin probably leads to lower adverse effects: nauseaNumber of participants experiencing nausea compared with placebo (moderate certainty).
Gabapentin probably leads to higher adverse effects: somnolenceNumber of participants experiencing… compared with placebo (moderate certainty).
Gabapentin probably leads to lower adverse effects: headacheNumber of participants experiencing headache compared with placebo (moderate certainty).