Are allergic to Mysoline, primidone, or any of the inactive components used to make Mysoline. Your healthcare provider or pharmacist has a list of the inactive ingredients.
Are allergic to phenobarbital (Luminal®), a very similar medication.
Have porphyria.
Mysoline Warnings and Precautions: Final Thoughts
There are a number of situations in which Mysoline should not be taken, along with several precautions and warnings people should be aware of before taking the medication. However, it is possible that not all of the warnings or precautions were discussed in this article. Therefore, you should talk with your healthcare provider about the specific Mysoline warnings and precautions that may apply to you.