I was told Dextrothorophan males you more likely to have seizures. It lessens our threshold. It is an ingredient in some allergy and cold medications.
I have never heard of Ammonia being an issue with AEDs.
many AEDs could also increase the number of seizures too because of increased ammonia level in the blood
To find out if any of your brother's medications may be increasing his seizures, it's important to review his full medication list with his doctor. Some common drug types that may lower seizure threshold include antidepressants, smoking cessation aids, antihistamines, and over the counter cold medicines. His doctor can Show Full Answer