MyEpilepsyTeam

Yes, there is research on the long-term effects of anti-seizure medications (ASMs), and it's a really important question — especially after 20+ years of use. The effects can vary depending on which medication(s) were taken.

Here are some known long-term concerns that have been studied:

- Bone health — Some older medications Show Full Answer

Yes, there is research on the long-term effects of anti-seizure medications (ASMs), and it's a really important question — especially after 20+ years of use. The effects can vary depending on which medication(s) were taken.

Here are some known long-term concerns that have been studied:

- Bone health — Some older medications like divalproex sodium (Depakote), phenytoin, primidone, phenobarbital, and carbamazepine are linked to reduced bone density over time
- Liver and kidney function — Certain ASMs can affect these organs with long-term use, which is why regular monitoring is often recommended
- Blood cell counts — Some medications may affect blood cell production over time
- Mood and cognition — Long-term use can impact memory, focus, and emotional wellbeing for some people It's worth noting that newer medications like levetiracetam (Keppra), topiramate, and zonisamide may carry different long-term risks compared to older ones — and some newer drugs are still being studied.

The best step would be talking with a neurologist who can review the specific medication(s) taken and recommend any follow-up monitoring, like bone density scans or blood work, based on that history.

 AI-generated responses are not a substitute for medical advice. These services are not intended to diagnose, treat, or cure any condition or disease. Always ask your doctor about specific health concerns.

5 Factors in Choosing Epilepsy Treatments for Your Child

New Epilepsy Meds: How Long Does It Take To Adjust?