Which emergency medication may be used on a patient experiencing a seizure?

The medication that is commonly used in emergency situations for patients experiencing seizures is Ativan, also known as lorazepam. This benzodiazepine acts quickly to provide sedation and control seizures, making it a suitable choice for managing acute seizure episodes.

Other medications listed, such as Dilantin (phenytoin), are primarily used for long-term seizure control and may not be effective or appropriate in an immediate emergency scenario. Valium (diazepam) is similar to Ativan as it can also be utilized for acute seizure management but is often less preferred due to its longer half-life and potential for sedation. Lastly, Keppra (levetiracetam) is typically used as a maintenance therapy for seizure prevention rather than for emergency treatment during a seizure.

Ativan is favored for its rapid onset and effectiveness in quickly stopping seizures, making it a critical medication in emergency settings.