* Lamotrigine (Lamictal), an antiepileptic drug, can in rare instances cause aseptic meningitis.
* Symptoms of aseptic meningitis include headache, fever, nausea, vomiting, stiff neck, photophobia, rash, and myalgia.
* Patients who develop these symptoms should stop taking lamotrigine.
Diane S. Aschenbrenner is the course coordinator for undergraduate pharmacology at Johns Hopkins University School of Nursing in Baltimore, MD. She also coordinates Drug Watch: email@example.com.