Phenytoin class 1b

Phenytoin is an old antiepileptic agent with well recognized Class 1B antiarrhythmic properties acting through sodium channel blockade that reduces the refractory period or action potential duration due to their membrane stabilizing effects and has been found to be beneficial in the treatment of ventricular arrhythmias4.

The class 1B antiarrhythmics are a group of drugs that include lidocaine, mexiletine, and phenytoin. These drugs are used as antiarrhythmics to treat abnormal

However, phenytoin has also been shown to have cardiac effects and is classified as a class 1b antiarrhythmic [4] . The most common presenting symptoms of

Lidocaine and Mexiletine are Class 1B antiarrhythmics. Class 1B drugs, like all other Class 1 antiarrhythmics, block sodium channels in the heart. It s worth noting that Class 1B drugs have the lowest use dependence of all class 1 drugs, because they bind sodium channels weakly and therefore dissociate or fall off from those channels quickly.

Intravenous phenytoin is used to treat status epilepticus and rarely as an antiarrhythmic agent (Class 1B). Oral formulations include suspensions, capsules

Study with Quizlet and memorize flashcards containing terms like Phenytoin class, Phenytoin MOA, Phenytoin indication and more. anticonvulsant class 1b.

However, phenytoin has also been shown to have cardiac effects and is classified as a class 1b antiarrhythmic [4]. The most common presenting symptoms of phenytoin toxicity include unsteady gait

Additionally, phenytoin is a class 1b anti arrhythmic that can be used to Figure 1: Chromatogram for Standard Phenytoin. Sodium and Clopidogrel

16 class 1B antiarrhythmics are used to treat ______ arrhythmias ventricular ; 17 which class 1B antiarrhythmic is given via IV lidocaine ; 18 two