Brand to generic drug changes can occur due to demands by insurance companies. These changes are often forced due to the low costs of generic medications compared to brand name products but are there certain classes of medications where brand to generic changes may be...
In the case scenario below, I discuss the implications of the verapamil phenytoin interaction. JS is a 38-year-old male who has been on phenytoin for seizure prophylaxis for several years. He reports to his primary care provider complaining of severe headaches. He is...
Phenytoin drug interactions are common in our polypharmacy patient. The key is to monitor patients closely as well as carefully reviewing the medication list when a new medication is going to be started or changed. While there are numerous drug interactions with this...
In the case scenario below, I outline a case where the Bactrim phenytoin interaction leads to phenytoin toxicity. An 81-year-old female has a history of GERD, OA, and seizures. She hasn’t been feeling the best and reports fatigue and painful urination. She has...
78 year old patient recently on Dilantin (phenytoin) suspension had a seizure so a total Dilantin level was checked. (A free level probably would’ve been ideal in the case.) The level came back at around 4 which was unusual for this patient. Their normal...
