i have had shingles my eye and rt side of my face and head . i had two series of treatments withACYCLOVIR 800 mg i am on a maintaince dose of dilantin for seizures i had last one in 1978. they followed Hepatitis i got when caring for a patient.
my medical did a Dilantin level because i didnt feel well it was down to 1.4 which is way to low. he i ncreased dilantin level and repeated test. It is now only 1.4 could the drug i was on for shingles cause this