Freebase(0.00 / 0 votes)Rate this definition: Phenytoin sodium is a commonly used antiepileptic. Phenytoin acts to suppress the abnormal brain activity seen in seizure by reducing electrical conductance among brain cells by stabilizing the inactive state of voltage-gated sodium channels.
Indiana Tax Rates. The Indiana (IN) state sales tax rate is currently 7%. Because of its single state tax rate, Indiana is one of the few states that does not require extensive maintenance. But there are numerous local levels of tax rates which must be monitored. Amazon.com owns and operates several fulfillment centers in Indiana.
These changes include: 1  Indiana reduced its individual income tax rate from 3.3 to 3.23 percent.[3] 2  North Carolina reduced its income tax rate from 5.75 to 5.499 percent as part of a broader tax reform package.[4]