Filgrastim, sold under the brand name Neupogen among others, is a medication used to treat low blood neutrophils due to a number of causes. This includes when it occurs following chemotherapy, radiation poisoning, HIV/AIDS, or is of unknown cause.
Bradycardia and heart block occur in 1 to 3 percent of patients receiving amiodarone. 2 Amiodarone-induced proarrhythmia occurs at an annual rate of less than 1 percent.
Comments. 1  why amiodarone is not given in unstable vt,a patient known to have poor lv,with pulmonary edema and pulse vt, in this scenario why amiodarone is not preferred over cardioversion? Reply. 2  I think most of us have amiodarone as a solution rather then powdered form..