Rifampin
Rifampin may decrease the level of
lamotrigine in your blood, perhaps making it less effective. Your healthcare provider may recommend a higher dose of lamotrigine if you are taking rifampin and may recommend decreasing the dose if you stop taking rifampin.
Topiramate
Lamotrigine can increase the level of
topiramate in your blood, perhaps increasing the risk of side effects of topiramate. Your healthcare provider may need to adjust your topiramate dosage to prevent drug interactions from occurring.
Drug Interactions With Lamotrigine: Final Thoughts
It is possible that not all of the drug interactions with lamotrigine were discussed in this article. Therefore, you should talk with your pharmacist or healthcare provider about any specific drug interactions that may apply to you.