It seems your concern is valid. But the option if choking
is there, is present in most of the methods. You can discuss with your doctor to change to other methods.
It is more important to identify any triggering factors for seizures. Hopefully, he Is on regular treatment.
Control of sleep apnea
is important as it can be serious and life threatening and can lead to high blood pressure
, and heart problems.
Hope I have answered your query. Any further queries, happy to help