Which is not a side effect of lamotrigine
High-Yield Explanation
(C) Decreased cognition # Side effectsare sleepiness, dizziness, diplopia, ataxia and vomiting.> In some comparative trials lamotrigine has been found to be better tolerated than carbamazepine or phenytoin.> Negative effect on cognitive function is not reported.> Rash may be a severe reaction requiring withdrawal.